Adopt the standard:
H41 H / Y/W-16 , 25 , 40 , 64 , 100
The use and characteristic:
This product is designed and makes according to GB12235 standard strictly, one orients and does sports of hoisting or lower along the centre in the valve, the bush is adopted wear-resisting and of good performance, the special material with small coefficient of friction is made, it is reliable that movements are flexible , it is of good performance to seal. The products are applied to petroleum , chemical industry , pharmacy , power industry ,etc. on the pipelines of different operating modes extensively. |
