Product Description
Standard:
1) Size: DN40-DN1200,1.5"--48"
2) Class: PN10/PN16,150LBTechnical standards:
1) Design and manufacture: API
2) Face-to-face: ANSI B16.10
3) Flange end: ANSI B16.5
4) Inspection and test: API 598Main materials:
1) Body and disc: Brass, cast iron, carbon steel, stainless steel
2) Stem: Stainless steel
3) Torsion spring: Stainless steel
4) Seal surface: Buna-n rubber, EPDM, Nbr, and nylon plastics.CHECK VALVE
Size:
DN40-DN1200
End flange:
ANSI B 16.1,EN1092,AS2129
Face to face:
ANSI B 16.10
Top flange:
N/A
Normal pressure:
PN1.0/1.6MPa(150/200PSI)
Body:
CI/DI/WCB/Al-Br/CF8/CF8M/SS
Disc:
DI/ALB/Rubber lined Disc/1.2501/1.4529/CF8/Hastelloy Alloy/Monel/SS
Stem:
410/416/304/431/17-4PH/316/monel
Seat:
NBR/Hypalon/EPDM/Neoprene/NR/Wear-Resistant EPDM/Viton/Silicon/Heat-Resistant EPDM/White EPDM/EPDM()/PTFE
Suitable temperature:
-10~120
Medium:
Fresh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.