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ductile iron Check valves
Specification:
1.size: 2"-24"
2.pressure rating : 150 lb- 600 lb
3.material: WCB/WCC/WC6/WC9/CF8/SS304/CF8M/SS316 etc
4.standard:
A)design and manufacture: BS 1868/API6D
B)insection and test: API598
C)face to face : ASME B16.10
5) ends: flange type, BW type
ductile iron DIN Check valves
