ASTM A53 Gr.A &Gr. B Carbon Seamless Steel Pipe for Oil and Gas Pipeline

Short Description:

ASTM A53 Gr.A &Gr.B seamless steel pipe is for mechanical and pressure applications and is also acceptable for ordinary uses in steam, water, gas, and air lines. Besides, ASTM A53 Gr.A &Gr.B seamless steel pipe can also be applied for structural use, like piles, beams, pillars, fencing etc.

Size: 13.1mm-660mm

Wall Thickness: 2mm-100mm

End: plain end,beveled end.

Length: 5.8m,6m,11.8m,12m or customerized.

Surface： Bare/Black/Varnish/3LPE/Galvanized/According to customer’s request

End protector: Plastic pipe cap or Iron Protector

Payment terms： LC/TT/DP

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Product Detail

Product Tags

Product description

Product Name	Carbon Steel Pipe/Boiler Steel Pipe
Material	A53 GrB,A36,ST52,ST35,ST42,ST45,X42,X46,X52,X60,X65，X70
Standard	API 5L,ASTM A106 Gr.B,ASTM A53 Gr.B,ASTM A179/A192,ASTM A335 P9,ASTM A210,ASTM A333
Certificates	API 5L,ISO9001,SGS,BV,CCIC
Outer Diameter	13.7mm-762mm
Wall Thickness	SCH10,SCH20,SCH30,STD,SCH40,SCH60,SCH80,SCH100,SCH120,SCH160,XS,XXS
Length	1m,4m,6m,8m,12m according to buyer's request
Surface Treatment	black paint,varnish,oil,galvanized,anti-corrosion coated
Marking	Standard marking,or according to your request.Marking Method:Spray white paint
End Treatment	Plain End/Bevelled End/Grooved End/Threaded End With Plastic Caps
Technique	Hot Rolled or Cold Rolled ERW
Package	Loose package;Packaged in bundles(2Ton Max);Bundled pipes with slings at the both end for easy loading and discharging ; Wooden cases;Waterproof woven bag
Test	Chemical Component Analysis,Mechanical Properties, Technical Properties, Exterior Size Inspection,Hydraulic Testing,X-ray Test
Application	Liquid delivery,structure pipe,construction,petroleum cracking,oil pipe,gas pipe

Application of ASTM A53 Gr.A & Gr.B Seamless Steel Pipe

Chemical Composition of ASTM A53 Gr.A & Gr.B Seamless Steel Pipe

Grade and Chemical Composition (％)

Grade	C	Mn	P≤	S≤	Cu	Ni	Cr	Mo	V
Type S (Seamless pipe)
Grade A	0.25	0.95	0.05	0.045	0.40	0.40	0.40	0.15	0.08
Grade B	0.3	1.2	0.05	0.045	0.40	0.40	0.40	0.15	0.08

Manufacturing Process of ASTM A53 Gr.A & Gr.B Seamless Steel Pipe

ASTM A53 Gr.A &Gr.B seamless steel pipe are produced either by cold-drawn or hot rolled, as specified.

Mechanical Properties of ASTM A53 Gr.A & Gr.B Seamless Steel Pipe

Tensile Requirements：

	Grade A	Grade B
Tensile strength, min, psi (MPa)	48000 (330)	60000 (415)
Yield strength, min, psi (MPa)	30000 (205)	35000 (240)

Permissible Variations in Weight and Dimensions

Weight –The weight of the pipes shall not vary more than ±10% from its specified weight (mass).

Diameter-For pipes NPS 11/2 OR smaller, the outside diameter at any point shall not vary more than ±1/64 in. From the specified outside diameter. For pipes NPS 2 (DN50) or larger, the outside diameter shall not vary more than ±1% from the specified outside diameter.

Thickness-The minimum wall thickness at any point shall be not more than 12.5% under the specified wall thickness.

Mechanical Tests for ASTM A53 Gr.A & Gr.b Black Seamless Steel Pipe

Nondestructive electric test-as an alternative to the hydro-static test, the full body of each pipe shall be tested with a nondestructive electric test. Where nondestructive electric test is performed, the lengths shall be marked with the letters"NDE"

Packing for ASTM A53 Gr.A & Gr.b Black Seamless Steel Pipe

Bare pipe or Black / Varnish coating ( customized);
6"and below in bundles with two cotton slings;
Both ends with end protectors;
Plain end, bevel end(2"and above with bevel ends, degree: 30~35°), threaded and coupling;
Marking.