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Stainless Steel Seamless Pipe

    Our Stainless Steel Seamless Pipes are manufactured from premium stainless steel materials, providing excellent corrosion resistance, high strength, and durability. Ideal for diverse industrial applications, these pipes offer superior surface finish and precise dimensions without welding seams, ensuring reliable performance in demanding environments. Available in various sizes and grades to meet different standards, they are widely used in petrochemical, food processing, power generation, and construction industries.
Product Information

Application

Stainless Steel Seamless Pipes are critical components in many industrial applications due to their excellent mechanical properties and corrosion resistance. Their seamless construction ensures no weld seam, which greatly enhances the strength and reliability of the pipes, especially in high-pressure and high-temperature environments.

In the petrochemical industry, these pipes are used for transporting chemicals and gases that require resistance to corrosion and pressure. The oil and gas sector relies heavily on seamless pipes for drilling operations, pipeline construction, and refinery installations. Their ability to withstand harsh environmental conditions and aggressive media makes them indispensable in these fields.

In power plants, seamless stainless steel pipes cater to both thermal and nuclear power generation needs, conveying steam, water, and other fluids safely and efficiently. The seamless design minimizes failure risks under thermal stress and pressure fluctuations.

The food and beverage industry demands pipes with hygienic surface finishes and corrosion resistance to maintain purity and safety standards during production and transportation. Seamless stainless steel pipes meet these requirements perfectly because they do not harbor bacteria and are easy to clean.

In construction and architectural applications, these pipes are used for both structural frameworks and aesthetic design elements due to their strength, durability, and attractive appearance. Their resistance to weathering and oxidation prolongs the lifespan of buildings and infrastructure.

Other industries such as pharmaceuticals, automotive, and shipbuilding also benefit from stainless steel seamless pipes, as they offer customized grades and sizes to fit various process requirements. Overall, the versatility and durability of stainless steel seamless pipes make them essential across a wide range of sectors.

 

Specification:

SPECIFICATION STANDARD(STEEL PIPE)
Normal DiameterOD(MM)WALL      THICKMESS(MM)
ANSI B36.10MANSI B36.19M
A(MM)B(INCH)ASMESCH5/5SSCH10SSCH10SCH20SCH30STDSCH40SCH40SSCH60XSSCH80SCH80SSCH100SCH120SCH140SCH160XXS
1/8"10.29 
1.24 1.24 
1.45 1.73 1.73 1.73 
2.41 2.41 2.41 




1/4"13.72 
1.65 1.65 
1.85 2.24 2.24 2.24 
3.02 3.02 3.02 




10 3/8"17.14 
1.65 1.65 
1.85 2.31 2.31 2.31 
3.2 3.2 3.2 




15 1/2"21.34 1.65 2.11 2.11 
2.41 2.77 2.77 2.77 
3.73 3.73 3.73 


4.78 7.47 
20 3/4"26.67 1.65 2.11 2.11 
2.41 2.87 2.87 2.87 
3.91 3.91 3.91 


5.56 7.82 
25 1"33.40 1.65 2.77 2.77 
2.9 3.38 3.38 3.38 
4.55 4.55 4.55 


6.35 9.09 
32 1.1/4"42.16 1.65 2.77 2.77 
2.97 3.56 3.56 3.56 
4.85 4.85 4.85 


6.35 9.7 
40 1.1/2"48.26 1.65 2.77 2.77 
3.18 3.68 3.68 3.68 
5.08 5.08 5.08 


7.14 10.15 
50 2"60.32 1.65 2.77 2.77 
3.18 3.91 3.91 3.91 
5.54 5.54 5.54 


8.74 11.07 
65 2.1/2"73.02 2.11 3.05 3.05 
4.78 5.16 5.16 5.16 
7.01 7.01 7.01 


9.53 14.02 
80 3"88.90 2.11 3.05 3.05 
4.78 5.49 5.49 5.49 
7.62 7.62 7.62 


11.13 15.25 
90 3.1/2"101.60 2.11 3.05 3.05 
4.78 5.74 5.74 5.74 
8.08 8.08 8.08 




100 4"114.30 2.11 3.05 3.05 
4.78 6.02 6.02 6.02 
8.56 8.56 8.56 
11.13 
13.49 17.12 
125 5"141.30 2.77 3.40 3.40 

6.55 6.55 6.55 
9.53 9.53 9.53 
12.7 
15.88 19.05 
150 6"168.28 2.77 3.40 3.40 

7.11 7.11 7.11 
10.97 10.97 10.97 
14.27 
18.26 21.95 
200 8"219.08 2.77 3.76 3.76 6.35 7.04 8.18 8.18 8.18 10.31 12.7 12.7 12.7 15.09 18.26 20.62 23.01 22.23 
250 10"273.05 3.40 4.19 4.19 6.35 7.8 9.27 9.27 9.27 12.7 12.7 15.09 12.7 18.26 21.44 25.4 28.58 25.4 
300 12"323.85 3.96 4.57 4.57 6.35 8.38 9.53 10.31 9.53 14.27 12.7 17.48 12.7 21.44 25.4 28.58 33.32 25.4 
350 14"355.60 3.96 4.78 6.35 7.92 9.53 9.53 11.13 9.53 15.09 12.7 19.05 12.7 23.83 27.79 31.75 35.71 
400 16"406.40 4.19 4.78 6.35 7.92 9.53 9.53 12.7 9.53 16.66 12.7 21.44 12.7 26.19 30.96 36.53 40.49 
450 18"457.20 4.19 4.78 6.35 7.92 11.13 9.53 14.27 9.53 19.05 12.7 23.83 12.7 29.36 34.93 39.67 45.24 
500 20"508.00 4.78 5.54 6.35 9.53 12.7 9.53 15.09 9.53 20.62 12.7 26.19 12.7 32.54 38.1 44.45 50.01 
550 22"558.80 4.78 5.54 6.35 9.53 12.7 9.53 

22.23 12.7 28.58 
34.93 41.28 47.63 53.98 
600 24"609.60 5.54 6.35 6.35 9.53 14.27 9.53 17.48 9.53 24.61 12.7 30.96 12.7 38.89 46.02 52.37 59.54 
650 26"660.40 

7.92 12.7 
9.53 


12.7 






700 28"711.20 

7.92 12.7 15.88 9.53 


12.7 






750 30"762.00 6.35 
7.92 12.7 15.88 9.53 


12.7 






800 32"812.00 

7.92 12.7 15.88 9.53 17.48 

12.7 






850 34"863.60 

7.92 12.7 15.88 9.53 17.48 

12.7 






900 36"914.40 

7.92 12.7 15.88 9.53 19.05 

12.7 






 

Standard

StandardClassificationMain ProductsChemical Composition
(Typical %)
Mechanical Properties (Typical)
ASTM A312TP304/TP304LSeamless stainless steel pipeC ≤ 0.08, Cr 18-20, Ni 8-12Tensile strength ≥ 515 MPa, Yield strength ≥ 205 MPa
ASTM A213TP316/TP316LSeamless and welded pipesC ≤ 0.03, Cr 16-18, Ni 10-14, Mo 2-3Tensile strength ≥ 485 MPa, Yield strength ≥ 170 MPa
ASTM A790S32205 / S32750Duplex super duplex seamless pipe  C≤0.03, Cr22/25, Ni5-7, Mo3-4Tensile ≥655MPa, Yield ≥450MPa
EN 10216-51.4307 / 1.4404EU standard seamless pipeEuro standard 304L / 316LEN standard mechanical values


Process

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Packing:

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