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SIZE: 19—914MM*2—150MM

Product category	Steel grade	Standard	Application
Seamless steel tubes for mechanical engineering and normalstructure	10.20.35.45.Q345.Q460.Q490.Q620.	GB/T8162	Seamless steel tubes for manufaclumg pipelines pipe fittings equipments and mechanlcal structures
	42CrMo.35CrMo.42CrMo. 40CrNiMoA.12cr1MoV
	1018.1026.8620.4130.4140	ASTM A519
	S235JRH. S273J0H. S275J2H. S355J0H. S355NLH.S355J2H	EN10210
	A53A.A53B.SA53A.SA53B	ASTM A53/ASME SA53

Note:Other Size Can Also Be Provided After Consuliting With Customers

Chemical Component：

grade	C	Si	Mn	Mo	Cr	V
12Cr1MoV	0.08~0.15	0.17~0.37	0.40~0.70	0.25~0.35	0.90~1.20	0.15~0.30

Mechanical properties:：

grade	Tensile（MPa）	Yield（MPa）	Extend（%）	Section shrinkage （ψ/%）	Impact （Aku2/J）	Impact toughness value αkv(J/cm2)	Hardness（HBS100/3000）
12Cr1MoV	≥490	≥245	≤22	≥50	≥71	≥88(9)	≤179