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A53 Seamless & Welded Carbon Steel Pipe

A53 American standard seamless steel pipe is made of high-quality steel billets through hot rolling, cold drawing and other processes. The chemical composition and mechanical properties of this steel pipe comply with the requirements of American standard ASTM A53/A53M.

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Product Description

A53 Seamless & Welded Carbon Steel Pipe Description

ASTM A53 seamless steel pipe has high strength, good toughness, good processing performance and welding performance. A53 American standard seamless steel pipes are available in a wide range of specifications, with a wide range of outer diameters and wall thicknesses. Because ASTM A53 seamless carbon steel pipe has excellent material properties and good processing performance, it is widely used in petroleum, chemical industry, electric power, machinery manufacturing and other fields. For example, in the petrochemical industry, ASTM A53 steel pipes can be used to transport high-temperature and high-pressure oil, natural gas and other media.

Product Parameters

Product Name	A53 Seamless & Welded Carbon Steel Pipe
Standard	EN/DIN/JIS/ASTM/BS/ASME/AISI etc.
Outer Diameter	Seamless: 1/4"-36"	Welding: 21.3mm-3620mm
	Round Tube: 1/2"-10"	Square Tube/Rectangular Tube: 15x15mm-400x600mm
Wall Thickness	Seamless: 1.25mm-50mm	Welding: 1.65mm-65mm
Length	3-12 meters, Support customization
Surface Process	Bright, Polished, Black
Other Services	Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

Chemical Composition

A53	Grade	C	Mn	P	S	Cu	Ni	Cr	Mo	V
Type S (Seamless)	A	0.25	0.95	0.05	0.05	0.4	0.4	0.4	0.15	0.08
Type S (Seamless)	B	0.3	1.2	0.05	0.05	0.4	0.4	0.4	0.15	0.08
Type E (Resistance Welding)	A	0.25	0.95	0.05	0.05	0.4	0.4	0.4	0.15	0.08
Type E (Resistance Welding)	B	0.3	1.2	0.05	0.05	0.4	0.4	0.4	0.15	0.08
Type F (Furnace Welding)	A	0.3	1.2	0.05	0.05	0.4	0.4	0.4	0.15	0.08

Mechanical Properties

A53	Grade A	Grade B
Tensile Strength Min. psi (MPa)	48,000 (330)	60,000 (415)
Yield Strength Min. psi (MPa)	30,000 (205)	35,000 (240)

Physical Performance

Density 20°C Kg/dm³	Modulus of Elasticity Kn/² mm				Coefficient of Thermal Conductivity 20°C W/m K	Heat Capacity 20°C J/kg K	Resistivity 20°C Ωmm²/m
Density 20°C Kg/dm³	20 C°	300 C°	400 C°	450 C°	Coefficient of Thermal Conductivity 20°C W/m K	Heat Capacity 20°C J/kg K	Resistivity 20°C Ωmm²/m
7.85	210	192	184	179	51	461	0.20

Scope of Application

Construction: underground pipeline, underground water, hot water transmission, mechanical processing, bearing sleeve, processing machinery parts, etc.
Electrical: natural gas transmission, hydroelectric fluid pipelines, anti-static pipes for wind farms, etc.

Product Application

Packaging and shipping

Factory Display

FAQ

Q1: What steel products do you mainly supply?

A: We provide a full range of steel products, including rebar, round steel, flat steel, angle steel, channel steel, H-beam, medium and thick steel plate, flattened plate, patterned plate, hot rolled coil, cold rolled coil, seamless steel pipe, welded pipe, galvanized steel, color coated steel, stainless steel, alloy steel and more. Our products comply with international standards such as GB, ASTM, EN and JIS.

Q2: Do you support customized sizes, cutting and processing?

A: Yes. Standard fixed lengths are 6 meters and 12 meters. We can provide flattening, slitting, cutting, bending, polishing and non-standard customized processing services to meet various global engineering procurement requirements.

Q3: What is the minimum order quantity?

A: 1 ton for regular in-stock products; 5 tons for customized rolled products. Small trial orders are acceptable.

Q4: What surface treatments are available for steel products?

A: Hot rolled black surface, cold rolled bright surface, pickling, sandblasting, galvanizing, painting, anti-rust oil coating, mirror wire drawing and customized anti-corrosion treatment.