API 6A VALVE Shaft

A. Material: Astm 17-4PH with high strength, hardness and corrosion resistance B. Blank shape: Forging C. Heat treatment: Solid solution plus two aging D. Purpose: Suitable for industrial, water, oil,…

API 6A Shaft

A. Material: Astm 4140 has the advantages of high strength, high hardenability, good toughness, small deformation during quenching, high creep strength and durable strength at high temperature B. Blank shape:…

API 6A Stem

A. Material: Astm 4130 has high strength, toughness and hardenability B. Blank shape: Forging C. Heat treatment: Quenching + tempering D. Purpose: Suitable for industrial, water, oil, fuel and other…

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