aisi 304 321 416 stainless steel pipe

Wuxi Zhonglian Yongsheng Special Steel Co., Ltd. is located in Wuxi, Jiangsu Province . It is one of stainless steel bases in China. Our factory covers an area of 60,000 square meters. We are one of the Jiangsu stainless steel manufacturers of stainless steel products, Carbon Steel product and other alloy products.

321 stainless steel is kind of Austenitic material of stainless steel.The specific introduction is as follows:Chemical composition: carbon: 0.08 silicon: 1.00 manganese: 2.00 phosphorus: 0.045 sulfur: 0.030 nickel: 9.00-12.00 chromium: 17.00-19.00 titanium: 5c-0.70German brand number: X10CrNiTi189Austenitic stainless steel is equivalent to domestic brand 0Cr18Ni10Ti 321 stainless steel is ni-cr-mo austenitic stainless steel, its performance is very similar to 304, but due to the addition of metal titanium, it has a better resistance to grain boundary corrosion and high temperature strength.The addition of titanium effectively controlled the formation of chromium carbide.

Product Name	Stainless Steel Pipe
Wall Thickness	0.1mm-300mm or as required
Standard	AISI,ASTM,DIN,JIS,GB,JIS,SUS,EN,etc.
Technique	Cold Rolled,Hot rolled
Surface Treatment	Clean, blasting and painting according to customer requirement
Thickness tolerance	±0.15mm
Material	200 series, 300 series, 400 series, 904, super duplex stainless steel
Coatings	Top Coats :5 micron primer + 20 micron colour Back Coat: 5 micron primer – 7 micron primer
MOQ	1tons.We also can accept sample order.
Shipment time	Within 15-20 workdays after receiving deposit or L/C
Export packing	Waterproof paper, and steel strip packed. Standard Export Seaworthy Package.Suit for all kinds of transport,or as required

NPS OUTER DIAMETER WALL THICKNESS MM INCH DIN ISO EN ASME 40S 80S XS 180S 15 1/2" 20.0 21.3 21.3 21.3 2.77 3.73 3.73 4.78 20 3/4" 25.0 26.9 26.9 26.9 2.87 3.91 3.91 5.56 25 1" 30.0 33.7 33.7 33.4 3.38 4.55 4.55 6.35 32 1 1/4" 38.0 42.4 42.4 42.2 3.56 4.85 4.85 6.35 40 1 1/2" 44.5 48.3 48.3 48.3 3.68 5.08 5.08 7.14 50 2" 57.0 60.3 60.3 60.3 3.91 5.54 5.54 8.74 - 2 1/2" - - 73.0 73.0 5.16 7.01 7.01 9.53 65 - 76.1 76.1 76.1 - - - - - 80 33" 88.9 88.9 88.9 88.9 5.49 7.62 7.62 11.13 - 3 1/2" - - 101.6 101.6 5.74 8.08 8.08 - 100 4" 108.0 114.3 114.3 114.3 6.02 8.56 8.56 13.49 125 - 133.0 139.7 139.7 - - - - - - 5" - - 141.3 141.3 6.55 9.53 9.53 15.88 150 6" 159.0 168.3 168.3 168.3 7.11 10.97 10.97 18.26 200 8" 216.0 219.1 219.1 219.1 8.18 12.70 12.70 22.01 250 10" 267.0 273.0 273.0 273.0 9.27 12.70 12.70 28.56 300 12" 318.0 323.9 323.9 323.8 9.53 12.70 12.70 33.32 350 14" 368.0 355.6 355.6 355.6 9.53 12.70 12.70 35.71 400 16" 419.0 406.4 406.4 406.4 9.5312.70 12.70 12.70 40.49 450 18" 470.0 457.0 457.0 457.0 9.53 12.70 12.70 45.24 500 20" 521.0 508.0 508.0 508.0 9.53 12.70 12.70 50.01 600 24" 622.0 610.0 610.0 610.0 9.53 12.70 12.70 59.54 700 28" 720.0 711.0 711.0 711.0 - - 12.70 - 800 32" 820.0 813.0 813.0 813.0 - - 12.70 - 900 36" 920.0 914.0 914.0 914.0 - - 12.70 - 1000 40" 1020.0 1016.0 1016.0 1016.0 - - 12.70 - 1200 48" - 1220.0 1219.0 1219.0 - - 12.70 -

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