ASTM A249 446 Stainless Steel Metric Ss Seamless Tubing Perforated Exhaust Tube

Basic Info

Model NO.	201 304 304L 316 316L 310s
Type	Stainless Steel Pipes
Standard	ASTM, AISI, GB, JIS, EN
Grade	300 Series
Certification	ISO
Shape	Round
Technique	Cold Rolled
Surface Treatment	Bright
Transport Package	Standard Export Packing
Specification	4′x8′
Trademark	Kuaifa Steel
Origin	China
Production Capacity	50000 Tons/Year

Product Description

Standard	AISI,ASTM,DIN,JIS,GB,JIS,SUS,EN,etc.
Material	201, 202, 301, 302, 303, 304, 304L, 304H, 310S, 316, 316L, 317L, 321, 310S, 309S, 410, 410S,420, 430, 431, 440A, 904L, 2205, 2507,ect.
Out- Diameter	Seamless Pipe: 6mm-530mmWelded Pipe: 8mm-3000mm
Thickness(mm)	Seamless Pipe: 1.0mm - 40mmWelded Pipe: 0.5mm-45mmAs Your Request
Tolerance	a) Outer Diameter: +/-0.2mmb) Thickness: +/- 1% or as customer requestc) Length: +/- 10mm
Length	1-12m or as Your Request
Surface	2B,BA(bright annealed) NO.1 NO.2 NO.3 NO.4,2D, 4K, 6K, 8K HL(Hair Line), SB, Embossed,as your request
Certificate	BV,ISO ,CE,SGS,TUV
Seaworthy Packaging	20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high) about 24-26CBM
	0ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM 40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM

Products Description1. Our stainless steel pipes have undergone bright sparks, remove the inner weld bead, and are precision polished. The size of thetube can be less than 0.3μm. 2. Inner hole: The tube has a complete, clean and flawless hole. 3. The raw materials come fromTaiyuan Iron and Steel, Baotou Steel, Diaopu and other places.

Chemical Composition
Grade	C	Si	Mn	Cr	Ni
304	≤0.07	≤1.00	≤2.0	18.00~20.00	8.00~10.50
304L	≤0.030	≤1.00	≤2.0	18.00~20.00	9.00~13.00
310S	≤0.08	≤1.00	≤2.0	24.00~26.00	19.00~22.00
316	≤0.08	≤1.00	≤2.0	16.00~18.00	10.00~14.00
316L	≤0.03	≤1.00	≤2.0	16.00~18.00	12.00~15.00
321	≤0.08	≤1.00	≤2.0	17.00~19.00	9.00~13.00
904L	≤0.02	≤1.00	≤2.0	19.00~23.00	23.00~28.00
2205	≤0.03	≤1.00	≤2.0	22.00~23.00	4.5~6.5
2507	≤0.03	≤0.08	≤1.20	24.00~26.00	6.00~8.00

Strict Quality Control(1) During and after production, 4 QC personnel with more than 5 years of experience randomly inspect the products. (2) National accredited laboratory with CNAS certificate(3) Accept inspection from a third party designated/paid by the buyer, such as SGS,BV. (4) Our pipes have passed AD 2000-W0, PED 2014/68/EU, ISO 9001: 2015 certification.(5)Inspection: chemical composition and mechanical performance test; hydrostatic pressure test, eddy current testing and hydraulic or air tightness testing,size and visual inspection, non-destructive testing.

Product Category

ApplicationWidely used in petroleum, chemical, medical, food, light industry, Industrial pipes and mechanical structural parts such as mechanical meters. In addition, when the bending and torsion strength are the same, the weight is lighter, so it is also widely used in the manufacture of mechanical parts. And engineering structure.It is also often used as furniture and kitchen utensils.

Our warehouseCustomer PhotosProduct packaging

Packing	Each tube is wrapped in a plastic sleeve with a cap on the end to ensure the best cleanliness
	OEM accepted, besides,the pakage can also be according to your demands.
Shipping	1.Shipping by containers
	2.Shipping by bulk ship.

FAQQ1: Are you a factory or a trader? A1: Kuaifa is manufacturer of Steel Product since 2001. We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products. Q2:What are your company's main products? A2: Our main products are stainless steel plate/sheet, coil, round/square pipe, bar, channel, etc. Q3: How do you control quality? A3: Mill Test Certification is supplied with shipment, Third Party Inspection is available. and we also get ISO,SGS,Alibaba Verified. Q4:What are the advantages of your company? A4: We have many professionals, technical personnel, more competitive prices and best after-dales service than other stainless steel companies. Q5: How to get samples? A5:FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.