ASTM A 53B mild steel black seamless carbon steel pipes

ASTM A 53 , Seamless Carbon Steel pipe and alloy steel mechanical pipe


application: for mechanical and pressure use,and also for transporting setam,water,gas,and etc.


size: OD :6.0mm -323.0 mm, thickness :1mm -30mm, lenght:max 12 meters

Generalize	Std.Symbol	Yield Point(N/mm) (Min)	Tensile strength (N/mm) (Min)	Elongation(%)(Min)	C(Max)	Si(Max)	Mn(Max)	P(Max)	S(Max)	Cr(Max)	Mo(Max)	V(Max)
	ASTMA53-A	205	330	20	0.25		0.95	0.05	0.045	0.4	0.15	0.08
	ASTM A 53-B	240	415	20	0.3		1.2	0.05	0.045	0.4	0.15	0.08

chemical composition
steel	C	Si	Mn	S(≤)	P(≤)	Cr	Ni	Mo	others
20#	0.17-0.23	0.17-0.37	0.35-0.65	0.035	0.035	≤0.25	≤0.30		Cu≤0.25
45#	0.42-0.50	0.17-0.37	0.50-0.80	0.035	0.035	≤0.25	≤0.30		Cu≤0.25
Q345B	≤0.20	≤0.55	1.00-1.60	0.04	0.04	V:0.02-0.15	Nb:0.015-0.06	Ti:0.02-0.20	Alt≥0.015
16Mn	≤0.20	≤0.55	1.00-1.60	0.045	0.045	V:0.02-0.15	Nb:0.015-0.06	Ti:0.02-0.20	16Mn
25Mn	0.22-0.30	0.17-0.37	0.70-1.00	0.035	0.035	≤0.25	≤0.25
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40	0.03	0.03
42SiMn	0.39-0.45	1.10-1.40	1.10-1.40	0.03	0.03
42CrMo	0.38-0.45	0.17-0.37	0.50-0.80	0.025	0.025	0.90-1.20		0.15-0.25

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Product Categories : Seamless pipe > ASTM A106/A106M, ASTM A53/A53M