2:Why Choose us?

1.Our factory making pipe 6 years.

2.We are a factory manufacturing stainless steel welded pipes and tubes,best production capability ,best quality control, Best Service .

3.Inspected by the Inspection Institution of Third Party testing organizations.

4.100% QC inspection Before Shipment.

5. ISO/SGS/BV listed, competitve price.

3:What is the Specifications of our pipes or tubes?

the Specifications of our pipes or tubes?

Standard	ASTM A554, Q/GBS1-2005, customers' requests available
Size	Round: 9.5mm-133mm
	Square:1010mm-8080mm
	Rectangular:1020mm-9545mm
	Oval: 30*15mm
	(or customized)
Shape	Square tubes, round tubes, oval pipes, special shaped pipes, empaistic pipes, fittings
Thickness	0.24mm-2.0mm
Length	6m or according to customers' request
Thickness Tolerance	Outer diameter:±0.2mm
	Thickness:±0.02mm
	Length:±0.5mm
Process Method	Cold drawn, Annealed with nitrogen protection, Ultrasonic welding,
Process Method	Automatic shape, Polished, Packing.
Finishing	A. Satin, Matt: 180G, 240G, 320G.
	B. 600# mirror
	C. Hairline brushed
	D. Golden or TIN titanlum plated
	E. or customized.
Packing	Inner Transparent plastic bag, outside green woven bag, or customized according to customers' requests
Application
	construction,decoration,industry,kitchen etc.
	handrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etc
	Ship-building and automobile manufacturing
	Water transportation systems
Performance	appearance, excellent mechanical properties
Performance	Rustless, stainless, good corrosion resistance, anti-wearing, good
Test	Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
Certification	ISO, SGS,BV.
Welding Line Type	ERW(Electrical Resistance Weld)
Delivery Detail	15~25 days, depends on customers' order quantity

Chemical Composition of Material of Different Grades	Material Composition	201	202	304	316L	430
	C	≤0.15	≤0.15	≤0.08	≤0.035	≤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	13-15	14-17	18-20	16-18	16-18
	Ni	0.7-1.1	3.5-4.5	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)		<105	<100	<90	<90