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Welded Stainless Steel Square Tubes for Sale

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Customized Welded Stainless Steel Square/Rectangular Pipe/Tubes for Sale

Model Number: Square
Type: Seamless/Welded
Steel Grade: 300 Series, 301L, 301, S32305, 204C3, 316Ti, 316L, 441, 321, 410S, 410L, 443, 314, 347, 439
Application: Fluid Pipe, Drill Pipe, Structure Pipe, Other
Tolerance: ±3%
Processing Service: Bending, Welding, Decoiling, Punching, Cutting

Detailed information:

Standard	ASTM A554, A249, A269 and A270, A312
Material Grade	201 ( Ni 0.8%), 202 (Ni 3.5%~4.5%), 301(Ni 5%) 304 (Ni 8%, Cr 18%), 316 (Ni 10%, Cr 18%), 316L (Ni10%~14%),
Outer Diameter	6mm-1020mm
Thickness	0.5mm-30mm
Length	6m or as request
Tolerance	a) Outer Diameter: +/- 0.2mm
	b) Thickness: +/- 0.02mm
	c) Length: +/- 5mm
Application	A) General Service Industries (Petroleum, Food, Chemical, Paper, Fertilizer, Fabric, Aviation and Nuclear) B) Fluid, gas and oil transport C) Pressure and Heat Transmission D) Construction and Ornament E) Boiler Heat Exchanger

Chemical Composition:

Chemical Composition of Material	Material Composition	201	202	304	316
	C	≤0.15	≤0.15	≤0.08	≤0.08
	Si	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00
	P	≤0.06	≤0.06	≤0.045	≤0.045
	S	≤0.03	≤0.03	≤0.030	≤0.030
	Cr	16-18	17-19	18-20	16-18
	N	3.5-5.5	4-6	8-10.5	10-14
	Mo				2.0-3.0
Mechanical Property	Material Item	201	202	304	316
	Tensile Strength	≥535	≥520	≥520	≥520
	Yield Strength	≥245	≥205	≥205	≥205
	Extension	≥30%	≥30%	≥35%	≥35%
	Hardness (HV)	<253	<253	<200	<200

Grad	C	Si	Mn	P	S	Ni	Cr	Mo
210	≤0.15	≤1.00	0.15.5-7.5	≤0.060	≤0.03	3.50-5.50	16.0-18.0
202	≤0.15	≤1.00	0.75-10.00	≤0.060	≤0.03	4.0-6.0	17.0-19.0
301	≤0.15	≤1.00	≤2.00	≤0.045	≤0.03	6.0-8.0	16.0-18.0
302	≤0.15	≤1.00	≤2.00	≤0.045	≤0.03	8.0-10.0	17.0-19.0
304	≤0.07	≤1.00	≤2.00	≤0.045	≤0.03	8.0-10.0	18.0-20.0
304L	≤0.03	≤1.00	≤2.00	≤0.045	≤0.03	9.0-13.0	18.0-20.0
310S	≤0.08	≤1.00	≤2.00	≤0.045	≤0.03	19.0-22.0	24.0-26.0
316	≤0.08	≤1.00	≤2.00	≤0.045	≤0.03	10.0-14.0	16.0-18.0	2.0-3.0
316L	≤0.03	≤1.00	≤2.00	≤0.045	≤0.03	12.0-15.0	16.0-18.0	2.0-3.0
321	≤0.08	≤1.00	≤2.00	≤0.045	≤0.03	9.0-13.0	19.0-19.0
430	≤0.12	≤0.75	≤1.00	≤0.040	≤0.03	≤0.60	16.0-18.0
430A	≤0.06	≤0.50	≤0.50	≤0.030	≤0.50	≤0.25	14.0-17.0

Standard Export Package, Ensure the High Quality Delivery.

Every round welded stainless steel pipe is sleeved in plastic bag individually, and several tubes are packed to be bundle without any logo.also pack as customer requirement.

Packaging Details:	Standard seaworthy packing(plastic&wooden) or according to the customer's requests
Delivery Detail:	7-20 days, mainly decided by the quantity of the order