Socket Weld Coupling
CLASS 3000,CLASS 6000,CLASS 9000
Carbon Steel: ASTM/ASME A105, ASTM/ASME A516 Grade 55-60-65-70
Alloy Steel: ASTM/ASME A182 F1-F12-F11-F22-F5-F9-F91-F911-F92
Stainless Steel: ASTM/ASME A182 F304-F304H-F304L-F304N-F304LN F316-F316H-F316L-F316N-F316LN F321-F321H F347-F347H, ASTM/ASME A182 F51-F52-F53-F54-F55-F60-F61
Low-Temperature Steel: ASTM/ASME A522 ASTM/ASME A707 Grade L1-L2-L3-L4-L5-L6-L7-L8
High-Strength Steel: ASTM/ASME A694 F42-F46-F48-F50-F52-F56-F60-F65-F70
Die forging, Machining
Electrical power, petroleum, natural gas, chemical, shipbuilding, heating, papermaking, metallurgy
Ahad has been specialized in manufacture of socket weld coupling since 1989. As a qualified manufacturer in China, we offer you a range of industrial pipe fittings that are ISO 9000, Pressure Equipment Directive 97/23/EC(PED 97/23/EC), AD2000 Merkblatt W0, and API certified. Our products such as flanges, pipe elbows, welding bosses and steel pipes are durable, reliable and are well received in many countries.
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