Large Diameter Pipes

JIS G3468, CNS 13517

Material: 304, 304L, 316L
Specification

Large Diameter Stainless Steel Pipe Suppliers

We carry a wide range of JIS GS3468 (SUS 304 TPY and 316 TPY) and CNS 13517 (SUS 304/304L TPY, SUS 316/316L TPY) standard large diameter stainless steel pipes with an outer diameter range of 165.2 to1016mm.

YC INOX stainless steel pipes are made of high-quality stainless steel that’s easy to clean and does not tarnish. Our pipes are durable, able to withstand high pressure, and resistant to rust and chemicals. They’re corrosion-resistant as well as hot and cold temperature-resistant, which makes them ideal for fire protection applications. 

Large diameter steel pipes are also widely used in food processing, fabrication, oil and gas, plumbing and water supply systems, heating, power generation, pulp, and paper manufacturing, and chemical industries.

YC INOX ranks amongst the world’s top large diameter steel pipe suppliers-manufacturers. Do not hesitate to contact us; our staff will gladly get in touch with you to assist you with your queries. YC INOX will work with you to provide you with the best custom solution for your needs.  

JIS G3468, CNS 13517

Nominal Diameter Outside Diameter (mm) Nominal Wall Thickness (mm)
JIS G3459 , CNS 6331 JIS G3468 , CNS 13517

Other Common Thickness

A B SCH 5S SCH 10S SCH 20S SCH 40 SCH 5S SCH 10S SCH 20S SCH 40
8 1/4 13.8 1.2 1.65 2.0 2.2 - - - - -
10 3/8 17.3 1.2 1.65 2.0 2.3 - - - - 1.5/2.5
- - 20.4* - - - - - - - - 2.0/2.5
15 1/2 21.7 1.65 2.1 2.5 2.8 - - - - 2.0/3.0/3.2
- - 26.4* - - - - - - - - 2.0/2.5
20 3/4 27.2 1.65 2.1 2.5 2.9 - - - - 2.0/2.8/3.0/3.2
- - 33.4* - - - - - - - - 2.0/2.5/3.0
25 1 34.0 1.65 2.8 3.0 3.4 - - - - 2.0/2.5/3.5/4.0
32 1 1/4 42.7 1.65 2.8 3.0 3.6 - - - - 2.0/2.5/3.5/4.0/4.5/5.0
40 1 1/2 48.6 1.65 2.8 3.0 3.7 - - - - 1.5/2.0/2.5/3.5/4.0/4.5/5.0
50 2 60.5 1.65 2.8 3.5 3.9 - - - - 2.0/2.5/3.0/4.0/4.5/5.0
65 2 1/2 76.3 2.1 3.0 3.5 5.2 - - - - 2.0/2.5/4.0/5.0/5.5
80 3 89.1 2.1 3.0 4.0 5.5 - - - - 2.0/2.5/3.5/4.5/5.0/6.0
90 3 1/2 101.6 2.1 3.0 4.0 5.7 - - - - 2.0/2.5/3.5/5.0/6.0
100 4 114.3 2.1 3.0 4.0 6.0 - - - - 2.0/2.5/3.5/4.5/5.0/6.5
125 5 139.8 2.8 3.4 5.0 6.6 - - - - 2.5/3.0/3.5/4.0/5.5/6.0/6.5
150 6 165.2 2.8 3.4 5.0 7.1 2.8 3.4 5.0 7.1 3.0/3.5/4.0/5.5/6.0/6.5/7.0
200 8 216.3 2.8 4.0 6.5 8.2 2.8 4.0 6.5 8.2 3.0/3.5/4.5/5.0/6.0/7.0
250 10 267.4 3.4 4.0 6.5 9.3 3.4 4.0 6.5 9.3 3.0/3.5/4.5/6.0/7.0
300 12 318.5 4.0 4.5 6.5 10.3 4.0 4.5 6.5 10.3 3.0/3.5/5.0/6.0/7.0
350 14 355.6 - - - 11.1 4.0 5.0 8.0 11.1 6.0
400 16 406.4 - - - 12.7 4.5 5.0 8.0 12.7 4.0/6.0
450 18 457.2 - - - 14.3 4.5 5.0 8.0 14.3 -
500 20 508.0 - - - 15.1 5.0 5.5 9.5 15.1 -
550 22 558.8 - - - 15.9 5.0 5.5 9.5 15.9 -
600 24 609.6 - - - 17.5 5.5 6.5 9.5 17.5 -
650 26 660.4 - - - 18.9 5.5 8.0 12.7 - -
700 28 711.2 - - - - 5.5 8.0 12.7 - -
750 30 762.0 - - - - 6.5 8.0 12.7 - -
800 32 812.8 - - - - - 8.0 12.7 - -
850 34 863.6 - - - - - 8.0 12.7 - -
900 36 914.4 - - - - - 8.0 12.7 - -
1000 40 1016.0 - - - - - 9.5 14.3 - -
Remark

(1)Other nominal diameter and wall thickness subject to the approval of vendor and purchaser with MOQ requirement.

(2)Materials according to ASTM A240.

 
  Item
Standard Outside Diameter Thickness Length
ASTM A312
  O.D. ≦   48.26mm + 0.40mm ‧ -0.80mm
48.26mm < O.D. ≦   114.3mm ± 0.80mm  
114.3mm < O.D. ≦ 219.08mm + 1.60mm ‧ -0.80mm
219.08mm < O.D. ≦   457.2mm + 2.40mm ‧ -0.80mm
457.2mm < O.D. ≦   660.4mm + 3.20mm ‧ -0.80mm
660.4mm < O.D. ≦   863.6mm + 4.00mm ‧ -0.80mm
863.6mm < O.D. ≦ 1219.2mm + 4.80mm ‧ -0.80mm

Nominal Thickness

+ 15%

-12.5%

L ≦ 7.3m + 6.0mm
  -     0mm
ASTM A358

Based on circumferential measurement ± 0.5%

Difference between major and minor outside diameters  1%  

-0.3mm
L ≦ 7.3m + 6.0mm
  -     0mm

CNS 6331

JIS G3459

O.D. < 30.0mm ± 0.30mm

O.D. ≧ 30.0mm ± 1%        

< 2mm ± 0.20mm

≧ 2mm ±     10%

Definite Cut Lengths

CNS 13517

JIS G3468

O.D. ≦ 318.5mm (300A) ±   1%

O.D. > 318.5mm (300A) ± 0.5%

< 8mm +   15%
- 12.5%
≧ 8mm +   15%
-   10%

Definite Cut Lengths

Large Diameter Stainless Steel Pipes

Large Diameter Stainless Steel Pipes

Large Diameter Stainless Steel Pipes

Large Diameter Stainless Steel Pipes

Large Diameter Stainless Steel Pipes