Q235B, Q345b ERW/Hfw Welded Steel Pipe by ASTM, API, DIN, GB/T Standard

• Type: Welded
• Technique: ERW
• Material: Carbon Steel
• Surface Treatment: Bare Pipe, Black Pipe, 3lpe Coating, Fbecoating
• Usage: Pipeline Transport, Oil/Gas Drilling, Chemical Industry, Construction & Decoration
• Section Shape: Round
• Model NO.: Q235B welded steel pipe
• Outer Diameter: 114.3mm~660mm
• Thickness: 4mm~19mm
• Length: Fixed Length, by Random
• Steel Grade: Q235B, Gr.B
• Surface: Black Painting, 3lpe Coating, Fbe Coating
• Transport Package: Standard Seaworthy Packing
• Specification: ASTM A106/A53
• Trademark: Iron&steel
• Origin: China
• HS Code: 73061900
• Production Capacity: 2000tons Per Month

Product Description

ERW Welded Carbon Steel Pipe
Standard:  API 5L,  API 5CT,  EN10219-2, GB/T9711,3091-20081
Steel Material: Gr.B, Q235B, Q345B, X42, X52, X60, X65, X70, J55, K55, N80, L80, P110, etc
Outer diameter: 219mm~660mm
Wall thickness: 4.0mm~19.1mm
Welding manner: ERW, LSAW
Welding seam status: heat treatment
Surface treatment: bare pipe, black painting, 3LPE coating, FBE coating
End processing: plain end, bevel end, plastic end cap.
Usage: Oil, gas, water transportation, piling, chemical&construction use. 
Supply Ability: 30000 metric tons per month.



product description

Commodity	API 5L GR.B ERW Steel Pipes
Outer Diameter	88.9mm---660.4mm
Thickness	3mm--22mm
Length	3m--20m
Tolerance	Meet the Standard or acc to your requirement
Standard	BS EN 10219, EN 10217, EN10224, ASTM A53, A106, API, JIS G3444, and GB/T3091, GB/T9711
Grade	S235-S355, L235-L355, P195-P460, GR. A, GR. B, X42 ~ X70, J55, STK400, STK500,SS400, Q195, Q215, Q235, and Q345,
End Treatment	Beveled or Squared Cut, with or without Caps
Surface Treatment	Varnished, 3PE, 3PP, FBE, Galvanized etc coated.
Application	Oil, gas, water transportation, piling, chemical&construction use.
Delivery Time	15---35Days
Supply Ability	30000 metric tons per month.

API ERW Carbon Steel Pipes
Standard related to Grade:

No.	Name	Standard	Grades	Application
1	Casing Pipes	API 5CT	H40,K55, N80-1,J55	For oil-gas well casing
2	Line Pipes	API  5L	A, B--X70 L210--L485	For the pipeline transportation of oil and natural gas
3	Welded Steel Tubes  For Pressure Purposes	EN10217-1	P195TR1 P195TR2 P235TR1 P235TR2 P265TR1 P265TR2	Welded Steel Tubes For Pressure Purposes

Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal  Tar Epoxy ,Fusion Bond Epoxy, 3-layers PE)
Chemical Analysis(%):

Type of pipe	Class	Grade	C	Si	Mn	P	S	V	Nb	Ti
			max	max	max	max	max	max	max	max
Welded	PSL1	L245 B	0.26	-	1.2	-	0.03	0.03	-	-
		L290 X42	0.26	-	1.2	-	0.03	0.03	-	-
		L320 X46	0.26	-	1.2	-	0.03	0.03	-	-
		L360 X52	0.26	-	1.2	-	0.03	0.03	-	-
		L390 X56	0.26	-	1.2	-	0.03	0.03	-	-
		L415 X60	0.26	-	1.2	-	0.03	0.03	-	-
		L450 X65	0.26	-	1.2	-	0.03	0.03	-	-
		L485 X70	0.26	-	1.2	-	0.03	0.03	-	-
	PSL2	L245M BM	0.22	0.45	1.2	0.025	0.015	0.05	0.05	0.04
		L290M X42M	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04
		L320M X46M	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04
		L360M X52M	0.22	0.45	1.4	0.025	0.015	-	-	-
		L390M X56M	0.22	0.45	1.4	0.025	0.015	-	-	-
		L415M X60M	0.22	0.45	1.6	0.025	0.015	-	-	-
		L450M X65M	0.22	0.45	1.6	0.025	0.015	-	-	-
		L485M X70M	0.22	0.45	1.7	0.025	0.015	-	-	-
		L555M X80M	0.22	0.45	1.85	0.025	0.015	-	-	-