cast steel butterfly type check valve:
1.main materials:WCB CF8 CF8M CF3 WC6 WC9,etc.

cast steel butterfly type check valve:

Model Number:

H47H-16C H47Y(W)-16P H47Y(W)-16R H47Y-16I
 H47H-25 H47Y(W)-25P H47Y(W)-25R H47Y-25I


other products' model number, please contact with sales dep.


Materials of main parts

No.parts numbermaterial
1 bolt 35CrMoA
2 gaskets oCr18Ni9+soft graphite
3 bearing oCr18Ni9
4 body WCB+13Cr
5 screws 25
6 stem 13Cr
7  screws 35CrMoA
8 bonnet WCB
9 packing soft graphite
10 gland WCB
11 nut 45
12 heavy hammer 25
13 disc WCB+13Cr
14 guide bar 25



  • Main technical specifications:

1.Design and manufacture according to GB/T 12236;

2.Face to face according to Factory standard;

3.End flange dimension according to GB/T 9113.1;

4.Valve check and test according to JB/T9092 .



 More detailed information please contact with us.


























































FOB Price:
Minimum Order: 1 Set/Sets
Port: Qingdao/Shanghai/Tianjin/Ningbo port
Payment Terms: L/C,D/P,T/T

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