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Classification：Hydropower station valve
Trade names：
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| One pound of stop valves of hydropower station ( Heavy-calibre) |
| Type of the products: CLASS 1500 2000 2500 3500 |
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The products quote the standard:
Make and confirm the technological condition it according to the regulation of using standard E101 of valve of Japan's generation of electric power by thermal power.
The length of structure, according to the regulation of E101
The valve body welds the slope mouth according to the regulations of ANSI , B16.25 or according to the size that users offer. |
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Main performance norm:
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Shell material
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Suitable temperature
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Suitable medium
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ASTM A216 WCB
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≤ 425
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Steam , water
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ASTM A217 WC1
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≤ 450
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ASTM A217 WC6
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≤ 550
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ASTM A217 WC9
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≤ 590
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The material of the major part is explained:
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Part name
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Material trade mark
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The valve has body
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WCB
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WC1
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WC6
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WC9
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Valve one
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25
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15CrMoA
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12Cr1MoA
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12Cr1MoA
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The valve covering
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25
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15CrMoA
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12Cr1MoA
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12Cr1MoA
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Valve seat
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25
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15CrMoA
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12Cr1MoA
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12Cr1MoA
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Valve stem
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1Cr17Ni2
2Cr13
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1Cr17Ni2
38CrMoAIA
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SUH600
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SUH600
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Support
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WCB
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WCB
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20Cr1Mo1VA
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20Cr1Mo1VA
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WC1
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Sealed ring
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Mild steel of F
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Packing
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Strengthen the soft graphite
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Valve stem nut
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ZQA19-4 , ZCuZn25AI6Fe3Mn3 , A439 GrD2
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Butterfly type spring
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60Si2Mn
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Main external dimension :
J61Y-1500Lb
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Nominal open NPS (in. ) directly
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Main external dimension and size of connecting (mm)
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Weight (kg)
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D
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L
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H
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Do
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3
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65
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390
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820
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510
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160
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4
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80
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480
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910
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560
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240
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5
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103
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580
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985
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610
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270
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6
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124
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630
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1105
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800
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440
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J61Y-2000Lb J61Y-2500L
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Nominal open NPS (in. ) directly
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Main external dimension and size of connecting (mm)
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Weight (kg)
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D
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L
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H
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Do
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2 1/2
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52
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47*
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420
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815
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840*
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510
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160
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250
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3
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62
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55*
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470
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895
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940*
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560
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200
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290
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4
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80
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73*
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570
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975
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1045*
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610
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270
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350
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5
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98
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88*
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660
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1045
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1275*
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700
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340
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400
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6
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120
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104*
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760
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1246
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1400*
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800
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470
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500
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Note: --J61Y-2000Lb, * --J61Y-2500Lb
J61Y-3500Lb
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Nominal open NPS (in. ) directly
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Main external dimension and size of connecting (mm)
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Weight (kg)
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D
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L
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H
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Do
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2 1/2
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38
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480
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890
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460
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235
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3
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48
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640
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1030
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560
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425
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4
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55
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800
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1155
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610
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500
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Main size and weight
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Nominal open NPS (in. ) directly
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Main external dimension and size of connecting (mm)
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Electronic device *
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Weight ( kg)
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D
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L
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H
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Do
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L1
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L2
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J961Y-1500Lb
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3
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64
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390
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1030
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305
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400
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555
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SMC-OO
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265
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1077
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305
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410
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565
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SMC-O
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270
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4
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84
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480
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1030
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305
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410
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565
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SMC-O
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384
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1070
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305
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420
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645
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SMC-1
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490
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5
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100
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580
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1125
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305
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420
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654
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SMC-1
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520
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1135
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457
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440
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688
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SMC-2
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642
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6
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125
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630
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1681
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305
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420
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654
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SMC-1
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804
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8
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158
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770
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1860
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305
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420
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654
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SMC-1
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948
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J961Y-2000Lb
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2 1/2
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50
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420
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975
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305
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410
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565
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SMC-O
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340
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1015
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305
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420
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654
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SMC-1
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406
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3
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60
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470
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1060
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305
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410
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565
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SMC-0
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388
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1095
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305
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420
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654
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SMC-1
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470
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4
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80
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570
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1220
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305
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420
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654
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SMC-1
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542
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1235
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457
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440
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688
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SMC-2
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606
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5
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96
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660
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1425
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457
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440
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688
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SMC-2
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646
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1500
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610
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690
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SMC-3
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874
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6
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118
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760
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1480
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457
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440
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688
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SMC-2
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780
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1560
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610
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690
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SMC-3
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1100
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J961Y-2500Lb
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2 1/2
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46
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420
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975
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305
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410
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565
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SMC-O
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390
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1015
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305
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420
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654
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SMC-1
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600
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3
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54
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470
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1065
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305
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410
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565
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SMC-0
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430
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1095
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305
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420
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654
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SMC-1
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640
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4
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70
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570
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1220
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305
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420
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654
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SMC-1
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700
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1235
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457
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440
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688
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SMC-2
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722
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5
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88
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660
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1425
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457
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440
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688
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SMC-2
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772
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1500
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610
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690
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SMC-3
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810
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6
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104
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760
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1480
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457
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440
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688
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SMC-2
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872
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1685
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610
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690
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SMC-3
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917
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J961Y-3500Lb
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2 1/2
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38
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480
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945
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305
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400
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555
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SMC-00
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342
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1025
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305
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410
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565
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SMC-0
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375
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3
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48
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640
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1150
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305
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410
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565
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SMC-0
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565
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1185
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305
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420
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654
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SMC-1
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675
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4
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60
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762
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1366 |
305
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710
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565
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SMC-0
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810
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1300
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457
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440
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688
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SMC-2
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872
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5
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74
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864
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1530
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457
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440
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688
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SMC-2
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920
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6
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88
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965
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1725
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610
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690
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SMC-3
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1100
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