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Main parts for Gate valve consist of Valve Body, Bonnet, Disc, arm, shaft, guide and valve seat. Those parts of a big gate valve, chain operated gate valve, or high pressure gate valve can be made either from gate valve castings or forgings.
Available material by WALKSON, a reliable supplier in China, skilled in valve casting and forging, includes carbon steel, low alloy steel, stainless steel, duplex steel.
Available size of gate valve parts: from DN150 to DN1600.
Reference standards for materials: ASTM A216, A217, A351, A352, A890, A995, EN10027-1, EN10025-2, EN10293, EN10296-1, EN10138, EN13673, EN10088 etc.
Inspections includes but not limited to MT, UT, PT, RT, Dimension inspection, Visual inspection, hydro test, etc.
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