Specifications

1.Seamless stainless steel square pipe
2.Size:10*10-600*600
3.Thickness:0.3-30mm
fast delivery

Basic Information

Company Name:	Hebei Gee Pipe Mill Co., Ltd
Business Type:	Manufacturer and exporter
Product/Service (We Sell):	Elbow ( 45 , 90 & 180 degrees ) Tees - Equal Tee & Reducing Tee Reducers - concentric & eccentric reducers Flange, Stub end, Cap, Union Outlets,Steel pipe, SSAW,LSAW,ERW
Brand:	Gee pipe
Number of Employees:	1660 People
Supply Ability	1,118,000 Ton/year

Trade & Market

Main Markets:	America Southeast Asia Africa Oceania Mid East Eastern Asia Central America Europe
Total Annual Sales Volume:	US$120Million - US$151Million

Square pipe

Name	Square Tube / Pipe
Standard	ASTM A554, A312, A249, A269 and A270
Material Grade	304,316,201,202, 316L,430
Size Range	20x10mm--100x50mm,10x10mm-100x100mm, 8.5-101.6mm, we can also accept sizes above 101.6mm
Thickness	0.3mm - 30mm
Length	5.8-12m or as customers' request
Tolerance	a) Outer Diameter: +/- 0.2mm
	b) Thickness: +/- 0.02mm
	c) Length: +/- 5mm
Surface	180G, 320G, 400G Satin / Hairline(Matt Finish, Brush, Dull Finish) 400G, 500G, 600G or 800G Mirror finish
Application	Ornamental tubes, Decoration construction, upholstery, industry instruments
Test	Squash test, Extended test, Water pressure test, Crystal rot test, Heat treatment, NDT
Chemical Composition of Material	Composition Material	201	202	304	316	430
	C	≤0.15	≤0.15	≤0.08	≤0.08	≤0.12
	Si	≤1.00	≤1.00	≤1.00	≤1.00	≤1.00
	Mn	5.5-7.5	7.5-10	≤2.00	≤2.00	≤1.00
	P	≤0.06	≤0.06	≤0.045	≤0.045	≤0.040
	S	≤0.03	≤0.03	≤0.030	≤0.030	≤0.030
	Cr	16-18	17-19	18-20	16-18	16-18
	Ni	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