Ns336 Welding Neck Flange
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Posted By wcztcbck -
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China
Summary: 1 inconel 625 nickel chromium molybdenum alloy niobium strengthen hardness
Flange End Butterfly Valve
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Posted By HqPipelineCoLtd -
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China
Summary: wafer butterfly valve gear operator body cast iron ductile disc stainless steel
Ansi Gh706 Swivel Flange
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Posted By wcztcbck -
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China
Summary: quick 1 2 quot 56 alloy steel certification iso9001 ansi din jis jiangsu