ASTM A106 Grade B Seamless Steel Pipe

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ASTM A106 Grade B Seamless Steel Pipe

Detailed Parameters

Standard: GB3087, low and medium pressure boiler with seamless steel tubes and pipes, using GB / T8162 seamless steel tube for high pressure boiler, structure with seamless steel tube GB/T8163 -- conveying fluid with seamless steel tube ASME SA106, seamless carbon steel pipe for High-Temperature Service ASTM A106, seamless carbon steel pipe for High-Temperature service mainly in the production of steel pipe grades: 10, 20, 20g, SA106B, sa106c cast and A106B, A106C

Standard	Grade	Tensile Strength（MPa）	Yield Strength（MPa）	Elongation（％）	Impact power（J）
GB3087	10	335～475	≥195	≥24
GB3087	20	410～550	≥245	≥20
GB5310	20G	410～550	≥245	≥24	≥35
GB/T8162	10	335	185～205	24
	20	390	225～245	20
	35	510	285～305	17
	45	590	315～335	14
	Q345	490	305～325	21
GB/T8163	10	335～475	195～205	24
	20	410～550	235～245	20
	Q295	430～610	285～295	22
	Q345	490～665	315～325	21
ASME SA106	SA106B	≥415	≥240	≥22	≥35
ASME SA106	SA106C	≥485	≥275	≥20	≥35
ASTM A106	A106 Gr.A	≥330	≥205	35 Longitudinal
	A106 Gr.A	≥330	≥205	25 Transverse
	A106 Gr.B	≥415	≥240	30 Longitudinal
	A106 Gr.B	≥415	≥240	16.5 Transverse
	A106 Gr.C	≥485	≥275	30 Longitudinal
	A106 Gr.C	≥485	≥275	16.5 Transverse

Chemical Composition:

Standard	Grade	Chemical Composition（％）
Standard	Grade	C	Si	Mn	P	S
GB3087	10	0.07～0.13	0.17～0.37	0.38～0.65	≤0.030	≤0.030
GB3087	20	0.17～0.23	0.17～0.37	0.38～0.65	≤0.030	≤0.030
GB5310	20G	0.17～0.24	0.17～0.37	0.35～0.65	≤0.030	≤0.030
ASME SA106	SA106B	0.17～0.25	≥0.1	0.70～1.00	≤0.030	≤0.030
ASTM A106	A106 Gr.A	≤0.25	≤0.10	0.27～0.93	≤0.035	≤0.035
	A106 Gr.B	≤0.30	≤0.10	0.29～1.06	≤0.035	≤0.035
	A106 Gr.C	≤0.35	≤0.10	0.29～1.06	≤0.035	≤0.035
Standard	Grade	Chemical Composition（％）
Standard	Grade	Cr	Mo	Cu	Ni	V
GB3087	10	0.3～0.65	/	≤0.25	≤0.30	/
GB3087	20	0.3～0.65	/	≤0.25	≤0.30	/
GB5310	20G	≤0.25	≤0.15	≤0.20	≤0.25	≤0.08
ASME SA106	SA106B	≤0.035
ASTM A106	A106 Gr.A	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	A106 Gr.B	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	A106 Gr.C	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08

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