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Petroleum and Natural Gas Industry: Essential for transporting petroleum, natural gas, and other liquids and gases, playing a critical role in oil field development and natural gas production.
Chemical Industry: Utilized to withstand corrosive chemicals such as acids and alkalis, stainless steel seamless pipes are extensively employed in chemical production due to their corrosion resistance.
Food and Pharmaceutical Industry: Favoured for their hygienic and non-contaminating characteristics, stainless steel seamless pipes find application in food processing and pharmaceutical manufacturing.
Construction and Structural Engineering: Serving as structural supports and part of pipeline systems, they are used in construction and other infrastructure projects.
Energy Sector: In nuclear power plants, thermal power stations, and other energy-related fields, stainless steel seamless pipes are employed for transporting cooling mediums and steam.
Automotive Manufacturing: Widely used in automotive exhaust systems, stainless steel seamless pipes are valued for their high-temperature resistance and corrosion resistance.
Aerospace Industry: In aviation and aerospace components, stainless steel seamless pipes are commonly used in critical areas such as hydraulic systems and fuel transport.
Description
Stainless steel seamless pipes are corrosion-resistant tubes manufactured without welding joints, ensuring a seamless and durable structure. Renowned for their high strength, exceptional corrosion resistance, and versatility, these pipes find extensive use in various industries such as oil and gas, chemical, and construction. Their seamless construction eliminates the risk of leakage and enhances overall structural integrity, making them a preferred choice for critical applications demanding reliability and longevity.
| GRADE | SS304 | SS304L | SS304H | SS316L | SS309S | SS310S | SS321 |
| SS904L | S32205 | SS410 | SS420 | SS430 | SS201 | SS202 |
| NominalDiameterNPS | OutsideDiameter(mm) | Nominal wall thickness(mm) | ||||||||||||
| ASME B36.19M | ASME B36.10M | |||||||||||||
| SCH-105 | SCH-40S | SCH-80S | SCH-10 | SCH-20 | SCH-40 | SCH-80 | SCH-100 | SCH-120 | SCH-160 | STD | XS | XXS | ||
| 1/8 | 10.29 | 1.24 | 1.73 | 2.41 | 1.24 | 1.73 | 2.41 | 1.73 | 2.41 | |||||
| 1/4 | 13.72 | 1.65 | 2.24 | 3.02 | 1.65 | 2.24 | 3.02 | 2.24 | 3.02 | |||||
| 3/8 | 17.15 | 1.65 | 2.31 | 3.20 | 1.65 | 2.31 | 3.20 | 2.31 | 3.2 | |||||
| 1/2 | 21.34 | 2.11 | 2.77 | 3.73 | 2.11 | 2.77 | 3.73 | 4.78 | 2.77 | 3.73 | ||||
| 3/4 | 26.67 | 2.11 | 2.87 | 3.91 | 2.11 | 2.87 | 3.91 | 5.56 | 2.87 | 3.91 | 7.82 | |||
| 1 | 33.40 | 2.77 | 3.38 | 4.55 | 2.77 | 3.38 | 4.55 | 6.35 | 3.38 | 4.55 | 9.09 | |||
| 11/4 | 42.16 | 2.77 | 3.56 | 4.85 | 2.77 | 3.56 | 4.85 | 6.35 | 3.56 | 4.85 | 9.70 | |||
| 11/2 | 48.26 | 2.77 | 3.68 | 5.08 | 2.77 | 3.68 | 5.08 | 7.14 | 3.68 | 5.08 | 10.15 | |||
| 2 | 60.33 | 2.77 | 3.91 | 5.54 | 2.77 | 3.91 | 5.54 | 8.74 | 3.91 | 5.54 | 11.07 | |||
| 21/2 | 73.03 | 3.05 | 5.16 | 7.01 | 3.05 | 5.16 | 7.01 | 9.53 | 5.16 | 7.01 | 14.02 | |||
| 3 | 88.90 | 3.05 | 5.49 | 7.62 | 3.05 | 5.49 | 7.62 | 11.13 | 5.49 | 7.62 | 15.24 | |||
| 31/2 | 101.6 | 3.05 | 5.74 | 8.08 | 3.05 | 5.74 | 8.08 | 5.74 | 8.08 | |||||
| 4 | 114.3 | 3.05 | 6.02 | 8.56 | 3.05 | 6.02 | 8.56 | 11.13 | 13.49 | 6.02 | 8.56 | 17.12 | ||
| 5 | 141.3 | 3.40 | 6.55 | 9.53 | 3.40 | 6.55 | 9.53 | 12.70 | 15.88 | 6.55 | 9.53 | 19.05 | ||
| 6 | 168.28 | 3.40 | 7.11 | 10.97 | 3.40 | 7.11 | 10.97 | 14.27 | 18.26 | 7.11 | 10.97 | 21.95 | ||
| 8 | 219.08 | 3.76 | 8.18 | 12.70 | 3.76 | 6.35 | 8.18 | 12.70 | 15.09 | 18.26 | 23.01 | 8.18 | 12.7 | 22.23 |
| 10 | 273.05 | 4.19 | 9.27 | 12.70 | 4.19 | 6.35 | 9.27 | 15.09 | 18.26 | 21.44 | 28.58 | 9.27 | 12.7 | 25.40 |
| 12 | 323.85 | 4.57 | 9.53 | 12.70 | 4.57 | 6.35 | 10.31 | 17.48 | 21.44 | 25.40 | 33.32 | 9.53 | 12.7 | 25.40 |
| 14 | 355.6 | 4.78 | 9.53 | 12.70 | 6.35 | 7.92 | 11.13 | 19.05 | 23.83 | 27.79 | 35.71 | 9.53 | 12.7 | |
| 16 | 406.4 | 4.78 | 9.53 | 12.70 | 6.35 | 7.92 | 12.7 | 21.44 | 26.19 | 30.96 | 40.49 | 9.53 | 12.7 | |
| 18 | 457.2 | 4.78 | 9.53 | 12.70 | 6.35 | 7.92 | 14.27 | 23.83 | 29.36 | 34.93 | 45.24 | 9.53 | 12.7 | |
| 20 | 508 | 5.54 | 9.53 | 12.70 | 6.35 | 9.53 | 15.09 | 26.19 | 32.54 | 38.10 | 50.01 | 9.53 | 12.7 | |
| 22 | 558.8 | 5.54 | 6.35 | 9.53 | 28.58 | 34.93 | 41.28 | 53.98 | 9.53 | 12.7 | ||||
| 24 | 609.6 | 6.35 | 9.53 | 12.70 | 6.35 | 9.53 | 17.48 | 30.96 | 38.89 | 46.02 | 59.54 | 9.53 | 12.7 | |
| 26 | 660.4 | 7.92 | 12.70 | 9.53 | 12.7 | |||||||||
| 28 | 711.2 | 12.70 | 9.53 | 12.7 | ||||||||||
| 30 | 762 | 12.70 | 9.53 | 12.7 | ||||||||||
| 32 | 812.8 | 12.70 | 17.48 | 9.53 | 12.7 | |||||||||
| 34 | 863.6 | 12.70 | 17.48 | 9.53 | 12.7 | |||||||||
| 36 | 914.4 | 12.70 | 19.05 | 9.53 | 12.7 | |||||||||
Stainless steel seamless pipes are widely used in various industries, categorized based on their applications as follows:
In summary, the versatility and corrosion resistance of stainless steel seamless pipes make them an indispensable component in many industrial sectors.
