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Stainless Steel Pipe

The stainless steel pipe is available in wide varieties for different purposes. Its outer diameter ranges from 0.1 to 4,500 mm and the wall thickness is 0.01 to 250 mm.


Compared with pipes made of other materials, the stainless steel pipe features large section modulus as well as high fexural strength and torsional strength. It is mainly used in the oil, construction, furniture, medical equipment, chemical engineering, aircraft and automobile manufacturing, as well as other fields.

Stainless Steel Pipe

Production Process
1. Welded Pipe for Decoration

Raw materials – Slitting – Welding – Chamfering – Polishing – Inspection (Printing) – Packaging – Shipment (Warehousing)


2. Welded Pipe for Industrial Piping
Raw materials – Slitting – Welding – Heat Treatment – Correction – Alignment –Chamfering – Pickling – Inspection (Printing) – Packaging – Shipment (Warehousing)


Material Comparison Table
Category Material Specified by Different Standard Standard D-SMM Common Standard
GB China AISI/ASTM U.S. JISJapan Φ(6-580)×(0.5-30)mm GB/T 14975-2002 GB/T 14976-2002 GB 13296-91 ASTM A213/A213M JIS G3463 DIN 2462
Seamless Stainless Steel Pipe 0Cr18Ni9 304/S30300 SUS304
00Cr19Ni10 304L/S30403 SUS304L
0Cr25Ni20 310S/S31008 SUS310S
0Cr17Ni12Mo2 316/S3160 SUS316
00Cr17Ni14Mo2 316L/31603 SUS316L
0Cr19Ni13Mo3 317/S31700 SUS317
00Cr19Ni13Mo3 317L/S31703 SUS317L
1Cr18Ni9Ti
0Cr18Ni10Ti 321/S32100 SUS321
0Cr18Ni11Nb 347/S34700 SUS347
Welded Stainless Steel Pipe 0Cr18Ni9 304/S30300 SUS304 Φ(19-1000)×(1-20)mm GB 12770-91 GB 12771-91 HG20537.2-92 HG20537.3-92 HG20537.4-92 ASTM A312/A312M ASTM A409/A409M JIS G3468 DIN 2463
00Cr19Ni10 304L/S30403 SUS304L
0Cr25Ni20 310S/S31008 SUS310S
0Cr17Ni12Mo2 316/S3160 SUS316
00Cr17Ni14Mo2 316/LS31603 SUS316L
0Cr19Ni13Mo3 317/S31700 SUS317
00Cr19Ni13Mo3 317L/S31703 SUS317L
1Cr18Ni9Ti
0Cr18Ni10Ti 321/S32100 SUS321
0Cr18Ni11Nb 347/S34700 SUS347


Physical Properties
Type Tensile strength Elongation Yield strength Hardness Young's modulus Thermal conductivity Mean coefficient of thermal expansion
ASTM JIS Kgf/mm² (N/mm²) % Kgf/mm² (N/mm)² HRB kgf/mm² cal/cm/sec℃ 1/℃(-317℃)
TP304 SUS304 ≥53 (520) ≥35 ≥21 (≥205) ≤90 1.9×104 0.039 17.8×10-6
TP304L SUS304L ≥49 (≥480) ≥35 ≥18 (≥175) ≤90 1.9×104 0.039 17.8×10-6
TP316 SUS316 ≥53 (≥520) ≥35 ≥21 (≥205) ≤90 1.9×104 0.039 17.8×10-6
TP316L SUS316L ≥49 (≥480) ≥35 ≥18 (≥175) ≤90 1.9×104 0.039 17.8×10-6


Chemical Composition
Type Composition (%)
JIS ASTM C Si Mn P S Ni Cr Mo others
SUS304 TP304 ≤0.08 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 8.00~11.00 18.00~20.00    
SUS304L TP304L ≤0.030 ≤0.035 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 9.00~13.00 8.00~13.00 18.00~20.00    
SUS316 TP316 ≤0.08 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 10.00~14.00 10.00~14.00 16.00~18.00 2.00~3.00  
SUS316L TP316L ≤0.030 ≤0.035 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 12.00~16.00 10.00~15.00 16.00~18.00 2.00~3.00  
SUS309 TP309 ≤0.15 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 12.00~15.00 18.0~20.0    
SUS310L TP310L ≤0.15 ≤1.00 ≤ 2.00 ≤ 0.040 ≤ 0.030 19.00~22.00 18.0~20.0    
≤0.75
SUS321 TP321 ≤0.08 ≤1.00 ≤0.75 ≤ 2.00 ≤ 0.040 ≤ 0.030 9.00~13.00 17.00~19.00   Ti5xc% 5xc%-0.60
SUS321H TP321H 0.04 -0.1 ≤0.75 ≤ 2.00 ≤0.0.030≤0.040 ≤0.030 ≤0.030 9.00~13.00 17.00~20.00   T14xc%-0.60


Related Names
Polished Stainless Steel Tube | 316 Stainless Steel Tubing | Duplex Steel Exhaust Pipe


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