Features:

1) Material: A105, LF2, SS304,SS304L SS316 SS316L F321 F11 F5 F22
2) Class: 900 - 2,500lbs 
3) Size: 1/2'' - 2" 
4) Standards: API6D, ANSI B16.34
a) Face to face: ANSI B16.10 
b) End flange: ANSI B16.5       SW. NPT. BSPT
c) BW end: ANSI B16.25 
d) Test: API598 

5) Operator: hand wheel, gear, electric actuator 

6) Lift type Bolted Cover  Low Emission

7) Delivery time: 15-25days

8) Terms of payment: T/T 30% as advance payment. balance prior shipment.

9) Check valves are often part of common household items. Although they are available in a wide range of sizes and costs, check valves generally are very small, simple, and/or inexpensive. Check valves work automatically and most are not controlled by a person or any external control; accordingly, most do not have any valve handle or stem.

Outer packing:   Wooden package