Robinson Valve Co.,Ltd ROBINSON VALVE

With Neck Flat Welding Flange

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With Neck Flat Welding Flange

With Neck Flat Welding Flange

With Neck Flat Welding Flange

Our plate weld flanges are made of carbon steel,alloy steel,stainless steel,and high performance steel.They are manufactured,strictly according to ISO9001 quality management system,and in accordance with standards like ASME B 16.5.ASME B 16.47,DIN 2634,DIN 2630,and DIN 2635,and so on.

Plat weld Flange: 3/8"~40" 
American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 
European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400 
Flange Facing Types 
American Series:Flat Face (FF), Raised Face (RF), Groove (G), Female(F), Ring Joints Face(RJ)


Material: ASTM A105,20#

Surface treatment: Transparent oil, rust-proof black oil or hot galvanized.

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