Alloy Stainless Steel Welded Pipe/Tube
Basic Info
Model No.: 201 202 301 303 304 305 306 316 317
Product Description
Model NO.: 201 202 301 303 304 305 306 316 317 Technique: Hot Rolled or Cold Rolled Surface Treatment: Polish, Primary Colour,Matt,Mirror Face ,Wire Draw Section Shape: Round Delivery Time: 7-15 Days Mqo: 1 Ton Seamless Pipe: 32*3.5mm~630*9mm Spiral Welded Pipe: Dn150mm~2200mm Specification: ASTM, GB, JIS, DIN, EN HS Code: 7304419000 Type: Seamless, Welded Material: Stainless Steel Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose Length: as Customer′s Requirement Brand: Tisco, Posco, Baosteel, Lisco Shipment: EXW,Fob,CIF,CFR Straight Welded Pipe: Dn15mm~150mm Trademark: luyesteel Origin: China, Mainland Stainless Steel Pipe ASTM EN Standard
Model No.: 304, 304L, 316, 316L, 321, 317L, 309S, 310S, 2205, 2507, 904L 254SMO, 1.4529, 316Ti, 253MA, 654SMO, 201, 202, etc.
Stainless steel is a steel alloy with a minimum of 10.5% chromium content, as well as certain Ni, Mo, Mn, Cu, N contents etc.
Stainless steel does not readily corrode, rust or stain with water. There are different grades and surface finishes of stainless steel to suit the environment the alloy must endure. Stainless steel is used where both the properties of steel and corrosion resistance are required.
Stainless steels contain sufficient chromium to form a passive film of chromium oxide, which prevents further surface corrosion and blocks corrosion from spreading into the metal.
Physical and chemical properties:
High oxidation resistance in air at ambient temperature;
Highly resistant to attack from acids, bases, organics;
High resistance to stress corrosion cracking;
High resistance to general corrosion, pitting corrosion, crevice corrosion, erosion corrosion and corrosion fatigue;
High mechanical strength.
Specifications:
Seamless pipe: Φ32*3.5mm~Φ630*9mm
Straight welded pipe: DN15mm~150mm
Spiral welded pipe: DN150mm~2200mm
Square pipe: 7*7mm~150*150mm, thickness: 0.4mm~8mm
Rectangle pipe: 10*20mm~30*90mm, thickness: 0.4mm~10mm
Any spec as per customer require
Process method:
Seamless pipe: hot rolled, cold drawing
Welded pipe: straight welding, spiral welding, ERW, LSAW, SSAW
Surface treatment:
No.1 surface
2B polish
8K mirror
wire drawing
Any spec as per customer require
Packing:
standard export packing, seaworthy packing, bundles, plastic bag, woven bag, wooden cases, plywood case, iron case, or as per customer require.
Applications:
Steel stainless steel is widely used for the working environment of corrosion, high temperature, high pressure, abrasion and wear, creep deformation etc., in the industries of oil and gas, petrochemical, electric heating, power plant, industrial plant, metallurgy, metal working, coal, mining, machinery, shipbuilding, construction, engineering, automotive components, industrial boiler, sewage system, chemical fertilizer, paper and pulp, offshore platform, sea water system, food processing, medical, pharmaceuticals etc.
We have bulit strategetic partnership with TISCO, POSCO, BAOSTEEL, LISCO several years. Customers shouldn't have concern with our products, product could endure time.
Our Advantages:
1. More than 200 patterns.
2. Bottom Price
3. Reliable quality and service
4. Fast delivery
We will reply you in 24 hours.Please remember check your inbox.
Welcome to inquiry. Looking forward to cooperating with you in the near future.






Usually used steel pipe spec (GB) for reference:
Seamless pipe:
Straight welded pipe:
Spiral welded pipe:
Contact us if you need more details on Stainless Steel Pipe. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Steel Products、Steel. If these products fail to match your need, please contact us and we would like to provide relevant information.
Model No.: 304, 304L, 316, 316L, 321, 317L, 309S, 310S, 2205, 2507, 904L 254SMO, 1.4529, 316Ti, 253MA, 654SMO, 201, 202, etc.
Stainless steel is a steel alloy with a minimum of 10.5% chromium content, as well as certain Ni, Mo, Mn, Cu, N contents etc.
Stainless steel does not readily corrode, rust or stain with water. There are different grades and surface finishes of stainless steel to suit the environment the alloy must endure. Stainless steel is used where both the properties of steel and corrosion resistance are required.
Stainless steels contain sufficient chromium to form a passive film of chromium oxide, which prevents further surface corrosion and blocks corrosion from spreading into the metal.
Physical and chemical properties:
High oxidation resistance in air at ambient temperature;
Highly resistant to attack from acids, bases, organics;
High resistance to stress corrosion cracking;
High resistance to general corrosion, pitting corrosion, crevice corrosion, erosion corrosion and corrosion fatigue;
High mechanical strength.
Specifications:
Seamless pipe: Φ32*3.5mm~Φ630*9mm
Straight welded pipe: DN15mm~150mm
Spiral welded pipe: DN150mm~2200mm
Square pipe: 7*7mm~150*150mm, thickness: 0.4mm~8mm
Rectangle pipe: 10*20mm~30*90mm, thickness: 0.4mm~10mm
Any spec as per customer require
Process method:
Seamless pipe: hot rolled, cold drawing
Welded pipe: straight welding, spiral welding, ERW, LSAW, SSAW
Surface treatment:
No.1 surface
2B polish
8K mirror
wire drawing
Any spec as per customer require
Packing:
standard export packing, seaworthy packing, bundles, plastic bag, woven bag, wooden cases, plywood case, iron case, or as per customer require.
Applications:
Steel stainless steel is widely used for the working environment of corrosion, high temperature, high pressure, abrasion and wear, creep deformation etc., in the industries of oil and gas, petrochemical, electric heating, power plant, industrial plant, metallurgy, metal working, coal, mining, machinery, shipbuilding, construction, engineering, automotive components, industrial boiler, sewage system, chemical fertilizer, paper and pulp, offshore platform, sea water system, food processing, medical, pharmaceuticals etc.
We have bulit strategetic partnership with TISCO, POSCO, BAOSTEEL, LISCO several years. Customers shouldn't have concern with our products, product could endure time.
Item | Stainless Steel Pipe/Ally Steel Tube 316 | |
Standard | ASTM A511 A269 A312 A213, GB/ T14976-2002 GB 13296-91 | |
Materials | 303se,304,TP304,TP304L,305,306,309S,310S,310H, TP316,TP316L,316Ti,317,317L,317Ti,321,SUS321,347,SUS347,440C,440F,C-276,Ni80Cr20,Ti,630,631,632,XM7,329JI,2205,2207,S32750,S32550,S32154,S32183, 904L,ect. | |
Specification | Outside Diameter | 1mm-1220mm |
Wall Thickness | 0.2mm-60mm | |
Length | 5.8mm,6mm,12mm or as customer's requirements | |
Surface | polish, primary colour,matt,mirror face ,wire drawing | |
FOB Price | the latest price | |
Minimum order | 1 ton | |
Main markets | Iran, India, Peru. Dubai, Saudi Arabia, Indonesia, Korea, Singapore, viet nam, Brazil, Thailand, USA, UK, Canada, Iraq, Ukraine, etc | |
Packing | International Standard Packing | |
Certifications | ISO,SGS | |
Applications | chemical industry, metallurgy, construction, food stuff, water conservancy etc. |
Our Advantages:
1. More than 200 patterns.
2. Bottom Price
3. Reliable quality and service
4. Fast delivery
We will reply you in 24 hours.Please remember check your inbox.
Welcome to inquiry. Looking forward to cooperating with you in the near future.






Stainless Steel Tube Moment Partmeter List | AISI/ASTM B36.10M B36.19M | ||||||||||||||||||
NPS | OD | Norminal Wall Thiakness | |||||||||||||||||
(in) | (mm) | sch5s | sch10s | sch10s | sch20s | sch30s | sch40s | STD | sch40s | sch60s | sch80s | XS | sch80s | sch100s | sch120s | sch140s | sch160s | XXS | sch160s |
1/8 | 10.3 | - | 1.24 | - | - | - | 1.73 | 1.73 | 1.73 | - | 2.41 | 2.41 | 2.41 | - | - | - | - | - | - |
1/4 | 13.7 | - | 1.65 | - | - | - | 2.24 | 2.24 | 2.24 | - | 3.02 | 3.02 | 3.02 | - | - | - | - | - | - |
3/8 | 17.1 | - | 1.65 | - | - | - | 2.31 | 2.31 | 2.31 | - | 3.20 | 3.20 | 3.20 | - | - | - | - | - | - |
1/2 | 21.3 | 1.65 | 2.11 | - | - | - | 2.77 | 2.77 | 2.77 | - | 3.73 | 3.73 | 3.73 | - | - | - | 4.78 | 7.47 | 4.78 |
3/4 | 26.7 | 1.65 | 2.11 | - | - | - | 2.87 | 2.87 | 2.87 | - | 3.91 | 3.91 | 3.91 | - | - | - | 5.56 | 7.82 | 5.56 |
1 | 33.4 | 1.65 | 2.77 | - | - | - | 2.38 | 3.38 | 3.38 | - | 4.55 | 4.55 | 4.55 | - | - | - | 6.35 | 9.09 | 6.35 |
11/4 | 42.2 | 1.65 | 2.77 | - | - | - | 3.56 | 3.56 | 3.56 | - | 4.85 | 4.85 | 4.85 | - | - | - | 6.35 | 9.70 | 6.35 |
11/2 | 48.3 | 1.65 | 2.77 | - | - | - | 3.68 | 3.68 | 3.68 | - | 5.08 | 5.08 | 5.08 | - | - | - | 7.14 | 10.15 | 7.14 |
2 | 60.3 | 1.65 | 2.77 | - | - | - | 3.91 | 3.91 | 3.91 | - | 5.54 | 5.54 | 5.54 | - | - | - | 8.74 | 11.07 | 8.74 |
21/2 | 73 | 2.11 | 3.05 | - | - | - | 5.16 | 5.16 | 5.16 | - | 7.01 | 7.01 | 7.01 | - | - | - | 9.53 | 14.02 | 9.53 |
3 | 88.9 | 2.11 | 3.05 | - | - | - | 5.49 | 5.49 | 5.49 | - | 7.62 | 7.62 | 7.62 | - | - | - | 11.13 | 15.24 | 11.13 |
31/2 | 101.6 | 2.11 | 3.05 | - | - | - | 5.74 | 5.74 | 5.74 | - | 8.08 | 8.08 | 8.08 | - | - | - | - | - | - |
4 | 114.3 | 2.11 | 3.05 | - | - | - | 6.02 | 6.02 | 6.02 | - | 8.56 | 8.56 | 8.56 | - | 11.13 | - | 13.49 | 17.12 | 13.49 |
5 | 141.3 | 2.77 | 3.40 | - | - | - | 6.55 | 6.55 | 6.55 | - | 9.53 | 9.53 | 9.53 | - | 12.70 | - | 15.88 | 19.05 | 15.88 |
6 | 168.3 | 2.77 | 3.40 | - | - | - | 7.11 | 7.11 | 7.11 | - | 10.97 | 10.97 | 10.97 | - | 14.27 | - | 18.26 | 21.95 | 18.26 |
8 | 219.1 | 2.77 | 3.76 | - | 6.35 | 7.04 | 8.18 | 8.18 | 8.18 | 10.31 | 12.70 | 12.70 | 12.70 | 15.09 | 18.26 | 20.62 | 23.01 | 22.23 | 23.01 |
10 | 273.1 | 3.40 | 4.19 | - | 6.35 | 7.80 | 9.27 | 9.27 | 9.27 | 12.70 | 12.70 | 12.70 | 15.09 | 18.26 | 21.44 | 25.40 | 28.58 | 25.40 | 25.40 |
12 | 323.9 | 3.96 | 4.57 | - | 6.35 | 8.38 | 9.53 | 9.53 | 10.31 | 14.27 | - | 12.70 | 17.48 | 21.44 | 25.40 | 28.58 | 33.32 | 25.40 | 25.40 |
14 | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 11.13 | 15.09 | - | 12.70 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | - | 25.40 |
16 | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 12.70 | 16.66 | - | 12.70 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | - | 25.40 |
18 | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | - | 9.53 | 14.27 | 19.05 | - | 12.70 | 23.84 | 29.36 | 34.93 | 39.67 | 45.24 | - | 25.40 |
20 | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.70 | - | 9.53 | 15.09 | 20.62 | - | 12.70 | 26.19 | 32.54 | 38.10 | 44.45 | 50.01 | - | 25.40 |
22 | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.70 | - | 9.53 | - | 22.23 | - | 12.70 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | - | 25.40 |
24 | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | - | 9.53 | 17.48 | 24.61 | - | 12.70 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | - | - |
26 | 660.4 | - | - | 7.92 | 12.70 | - | - | 9.53 | - | - | - | 12.70 | - | - | - | - | - | - | - |
Standard: GB/T14975-2002, GB/T14976-2002, GB13296-2007, GB9948-2006, GB531O-95, ASTM A312, ASTM A213, ASTM A269, ASTM A511, ASTM A789, ASTM A790, JISG3463, JISG3459, DIN2462, DIN17458,DIN17456 | Materials: 304/304L/310S/316/316L/317L/321/TP347H |
Usually used steel pipe spec (GB) for reference:
Seamless pipe:
DN(mm) | Outer diameter Φ(mm) | Wall thickness (mm) |
25 | 32 | 3.5 |
32 | 38 | 3.5 |
40 | 45 | 3.5 |
50 | 57 | 3.5 |
70 | 73 | 4 |
80 | 89 | 4 |
100 | 108 | 4 |
125 | 133 | 4 |
150 | 159 | 4.5 |
200 | 219 | 6 |
250 | 273 | 8 |
300 | 325 | 8 |
350 | 377 | 9 |
400 | 426 | 9 |
450 | 480 | 9 |
500 | 530 | 9 |
600 | 630 | 9 |
Straight welded pipe:
DN(mm) | Outer diameter Φ(mm) | Wall thickness (mm) |
15 | 21.25 | 2.75/3.25 |
20 | 26.75 | 2.75/3.5 |
25 | 33.3 | 3.25/4 |
32 | 42.25 | 3.25/4 |
40 | 48 | 3.5/4.25 |
50 | 60 | 3.5/4.5 |
70 | 75.5 | 3.75/4.5 |
80 | 88.5 | 4/4.75 |
100 | 114 | 4/5 |
125 | 140 | 4.5 |
150 | 165 | 4.5/5.5 |
Spiral welded pipe:
DN(mm) | Outer diameter Φ(mm) | Wall thickness (mm) |
150 | 168 | 5 |
200 | 219 | 6/7/8 |
250 | 273 | 6/7/8 |
300 | 325 | 6/7/8 |
350 | 377 | 6/7/8/9/10 |
400 | 426 | 6/7/8/9/10 |
450 | 478 | 6/7/8/9/10 |
500 | 529 | 6/7/8/9/10 |
600 | 630 | 6/7/8/9/10 |
700 | 720 | 6/7/8/9/10/12 |
800 | 820 | 7/8/9/10/11/12 |
900 | 920 | 8/9/10/11/12 |
1000 | 1020 | 8/9/10/11/12 |
1200 | 1220 | 8/10/11/12/13 |
1400 | 1420 | 10/14 |
1600 | 1620 | 12/14 |
1800 | 1820 | 14 |
2000 | 2020 | 14 |
2200 | 2220 | 14 |
Contact us if you need more details on Stainless Steel Pipe. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Steel Products、Steel. If these products fail to match your need, please contact us and we would like to provide relevant information.
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