Suppy 4330 seamless steel tube

4330 seamless steel tube has high strength, tough plastic, high harden ability, high stability of tempering.

Grade	Chemical composition %
	C	Mn	P	S	Si	Ni	Cr	Mo
4330	0.30~0.36	0.40~0.60	≤0.015	≤0.010	0.15~0.35	2.75~3.00	0.90~1.20	0.40~0.50
	Mechanical properties
	Tensile Strength (Mpa)		Yield Strength (Mpa)			Elongation in 2 in. %
	≧930		≧827			≧20

Delivery condition: Normalized, quenched and tempered.

Application: Our 4330 seamless steel tube is mainly used in the oil well equipment. Manufacturing high strength and higher quality forging section, such as locomotive traction with a large gear, supercharger transmission gear and rear axle. It can be also used for bending machines and other molds.

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