|  Company Info | |
| Company Name | Baiqiang Valve Group Co., Ltd. | 
| Country/Territory: | Zhejiang China | 
| Business Type: | | 2,4,7 | 
| Number of Employees: | |
| Main Products: check valve solenoid valve pvc ball check valv gas valve butterfly valve | |
Check valve
Size: 1/2"(DN15)-42"(DN1050) 
Pressure: 150LB-2500LB / PN16- PN320 
Material: A105, F11, F22, F51, F91, LF2, LF3, WCB, WCC, WC6, WC9, C5, C12, C12A, LCB, LCC, LC1, LC3, CF8, CF8M, CF3, CF3M, CF8C 
Medium: Water, oil, gas, steam 
Standards: 
Design and Manufacture: Cast steel check valve to BS 1868, ASME B 16.34 and API 6D; Forged steel check valve to API 602' 
Inspection and Test: API 598 or API 6D 
End flange dimension: ASME B 16.5(for NPS≤ 24); ASME B 16.47 series B, API 605 or ASME b 16.47 series A, MSS SP-44(for NPS bigger than 24) 
BW end dimension: ASME B 16.25 
Socket-weld dimension: ASME B 16.11 
Face to face and end to end: ASME B16.10 
Pressure-temperature ratings: ASME B 16.34 
Wall thickness dimension: API 600 and BS 1868