Marine Equipment
H76H/W/Y Wafer Butterfly Check Valve
Wafer Butterfly Check Valve is also called as Wafer Dual Disc Check Valve, Wafer Dual Plate Check Valve. Technical Specification: Nominal Size (mm) ...
H76H/W/Y Wafer Butterfly Check Valve
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China H76H/W/Y Wafer Butterfly Check Valve:
Wafer Butterfly Check Valve is also called as Wafer Dual Disc Check Valve, Wafer Dual Plate Check Valve.
Technical Specification:
| Nominal Size (mm) | 40~800 | 40~800 | |
| Nominal Pressure(Mpa) | 1.00 | 1.60 | |
| Test Pressure(Mpa) | Body | 1.50 | 2.40 |
| Seat | 1.10 | 1.76 | |
| Suitable Temperature℃ | －15~＋150 | ||
| Applicable Medium | Fresh water,sewage air steam, food, Pharmaceutical,oil, acid | ||
Standard:
Design Standard:JB/T8937
Temperature & Pressure:DIN2401、GB/T9124、HG20604、HG20605、SH3406、JB/T74
Face to Face:GB/T12221-1989，ISO5752-82,DIN3202、JB/T8937
Flange Standard:GB/T1724.1-98,JB/T74-90、GB/T9112-9124、HG20592-20635、DIN2543-2548、GB/T 13402
Test Standard:JB/T9092
Main Parts & Material:
1.Body---Cast Iron, Nodular Iron, WCB, Stainless Steel
2.Disc---Nodular Iron with galv,Bronze, Stainless Steel
3.Stem---Stainless Steel
4.Spring---Stainless Steel
5.Rubber Seat---NBR, EPDM, NEOPRENE..etc
