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Flanged End Pressure-seal Piston Check valves 900Lb~2500Lb


Standard Material Specifications
NO. Part Name CS to ASTM AS to ASTM SS to ASTM
Type A105 Type F22 Type F304(L) Type F316(L)
1 Body A105 A182 F22 A182 F304(L) A182 F316(L)
2 Lift Disc A276 420 A276 304 A276 304(L) A276 316(L)
3 Pressure Seat A105 F22 A182 F304(L) F316(L)
4 Pressure Ring A276 304L A276 316L
5 Retaining Nut A194 2H A194 4 A194 8 A194 8M
6 P.S.Lock Nut A194 2H A194 4 A194 8 A194 8M
Suitable Medium W.O.G.etc W.O.G.etc HNO3,CH3OOH etc
Sutiable Temperature -29℃~425℃ -29℃~550℃ -29℃~180℃

Note: Other materials are available upon request.

Dimensions (mm) and Weights (Kg)
NPS 1/2?? 3/4?? 1?? 1-1/4?? 1-1/2?? 2??
L(RTJ) 900Lb??1500Lb 216 229 254 305 305 368
2500Lb 264 273 308 384 384 451
H 900Lb??1500Lb 117 117 117 152 152 195
2500Lb 117 117 117 152 152 195
Weights 900Lb??1500Lb 10.5 11.9 13.9 26.9 26.9 32.5
2500Lb 12.6 14.9 16.5 30.0 30.0 35.0


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