ASME SA106 Gr. B Hot Rolling Seamless Steel Pipe Steel Pipe

• Type: Seamless
• Technique: Hot Rolled and Cold Rolled
• Material: Carbon Steel
• Surface Treatment: Black Pipe, Bare Pipe
• Usage: Pipeline Transport, Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose
• Section Shape: Round
• Model NO.: IR-c
• Outer Diameter: 1/2′′~36′′
• Wall Thickness: 2.11mm~50mm
• Length: 6meters, 9meters, 12meters, Random Length
• End Processing: Plain Ends, Bevel Ends with Plastic Caps
• Transport Package: Standard Seaworthy Packing
• Specification: 1inch~36inches
• Trademark: Iron&steel
• Origin: China
• HS Code: 73041920
• Production Capacity: 2000tons Per Month

Product Description

We are supplying prime quality Carbon seamless steel pipe
Standard: ASME SA106, ASTM A53, API 5L Gr.B, GB/T8162, etc
Steel grade: Gr.b, 20#, 45#
Outer diameter: from 1/2'' to 36'' (21.3mm~914mm)
Wall thickness: 2.11mm~50mm
Tolerances of diameter: ±0.4mm~±1mm
Tolerance of wall thickness: ±12.5%
Length: 6 meters, 9meters, 12 meters, Random length.
End processing: Bevel ends, Plain ends. Can be protected by end caps.
Surface: Bare pipe, Black painting, 3LPE coating, etc.




Comparison table of steel grades under different standard

Steel type	China GB	JIS		ASTM	DIN
	Grade	grade	Standard No.	grade	grade	Material No.	Standard No.
Carbon steel	(Q235)	GGP STPY41	G3452 G3457	(A53 F) A283-D	(St33)	1.0033	DIN1626
	10	STPG38	G3454	A135-A A53-A	(St37)	1.0110	DIN1626
		STPG38	G3456	A106-A	St37-2	1.0112	DIN17175
		STS38	G3455		St35.8 St35.4	1.0305 1.0309	DIN1629/4
		STB30	G3461	A179-C A214-C	St35.8	1.0305	DIN17175
		STB33	G3461	A192 A226	St35.8	1.0305	DIN17175
		STB35	G3461		St35.8	1.0305	DIN17175
	20	STPG42	G3454	A315-B A53-B	(St42) St42-2	1.0130 1.0132	DIN1626
		STPT42	G3456	A106-B	St45-8	1.0405	DIN17175
		STB42	G3461	A106-B	St45-8	1.0405	DIN17175
		STS42	G3455	A178-C A210-A-1	St45-4	1.0309	DIN1629/4

Mechanical Properties ASTM seamless steel tube:

Standard	Steel grade	Tensile strength (Mpa)	Yield point (Mpa)	Elongation (%)
ASTM A106	Gr.A	≥330	≥205	20
	Gr.B	≥415	≥240	20
	Gr.C	≥405	≥275	20

Chemical Composition ASTM seamless steel tube:

standard	Steel grade	Chemical composition (%)
		C ≤	Mn	P  ≤	Si ≥	S ≤	Cr ≤	Ni ≤	Cu ≤
ASTM A106	Gr.A	0.25	0.27~0.93	0.035	0.1	0.035	0.4	0.4	0.4
	Gr.B	0.3	0.29~1.06	0.035	0.1	0.035	0.4	0.4	0.4
	Gr.C	0.35	0.29~1.06	0.035	0.1	0.045	0.4	0.4	0.