API 602 Pressure Seal Swing Check Valve

API 602 Pressure Seal Swing Check Valve

Swing-Bolted Cover-Threaded and Socket weld Ends-Materials

NO. Part Name CS to ASTM AS to ASTM SS to ASTM
Type A105 Type F22 Type F304(L) Type F316(L)
1 Seat Ring A276 410 A276 304 A276 304(L) A276 316(L)
2 Pin A276 420 A182 F304 A182 F316
3 Pressure Ring A276 304L A276 316(L)
4 Pressure Seat A105 A182 F304 A182 F304(L) A182 F316(L)
5 Body A105 A182 F22 A182 F304(L) A182 F316(L)
6 Bonnet A105 A182 F22 A182 F304 L A182 F316(L)
7 Bolt A193 B7 A193 B16 A193 B8 A193 B8M
8 Quarter Ring A276 420 A182 F304 A182 F316
9 Pont levis A105 A182 F22 A182 F304 L A182 F316(L)
10 Hinge A105 A182 F22 A182 F304 L A182 F316(L)
11 Disc A276 420 F304 A182 F304(L) F316(L)
12 Nut A194 2H A194 4 A194 8 A194 8M
Suitable Medium W.O.G. etc W.O.G. etc HNO3,CH3OOH etc
Suitable Temperature -29°C~425°C -29°C~550°C -29°C~180°C
Materials, Dimensions & Weights of API 602 Pressure Seal Swing Check Valve

ASME Pressure Classes 900, 1500, 2500 Lb
Swing-Bolted Cover-Threaded and Socket weld Ends-Dimensions & Weights

NPS 1/2 3/4 1 1-1/4 1-1/2 2
L 900~1500Lb 140 140 140 178 178 216
2500Lb 186 186 186 232 232 279
H 117 117 117 152 152 195
Weights 900~1500Lb 8.2 7.8 7.7 19.8 19.2 21.3
2500Lb 10.0 9.6 9.4 21.5 21.1 22.8