Carbon Steel, Alloy Steel, Stainless Steel
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Seamless Steel Tube
Detailed Image
Description
Summary:
A seamless steel tube is a hollow cylindrical shape that's been formed from a single piece of steel, eliminating the need for any welded joints. This manufacturing process sets it apart from tubes that are welded, offering numerous benefits such as increased sturdiness, longevity, and adaptability for a wide range of uses.
Production Process:
The manufacturing of seamless steel tubes involves the following key steps:
Billets Creation: Solid steel billets are heated to high temperatures.
Hollowing Process: The heated billet is pierced to form a hollow tube.
Rotary Piercing: The tube undergoes rotary piercing to achieve the desired dimensions.
Elongation: The tube is elongated and reduced to the required size.
Heat Treatment: The seamless tube undergoes heat treatment processes to enhance its mechanical properties.
Key Features:
No Weld Seams: The absence of weld seams eliminates weak points, enhancing the tube's structural integrity and resistance to pressure.
Uniformity: Seamless tubes boast uniform dimensions and thickness throughout, ensuring consistent performance.
Strength and Durability: Seamless steel tubes exhibit high tensile strength and durability, making them suitable for demanding applications.
Corrosion Resistance: The seamless manufacturing process reduces the risk of corrosion, contributing to a longer lifespan.
Types of Seamless Steel Tubes:
Hot Finished Seamless Tubes: Produced at high temperatures, these tubes have smoother surfaces and tighter dimensional tolerances.
Cold Drawn Seamless Tubes: Manufactured at lower temperatures, these tubes are characterized by a smoother finish and increased dimensional accuracy.
Applications:
Seamless steel tubes find applications in various industries, including:
Oil and Gas: Exploration, drilling, and transportation.
Automotive: Engine components, exhaust systems.
Construction: Structural components, foundations.
Mechanical Engineering: Machinery parts, precision components.
Power Generation: Boiler tubes, heat exchangers.
Advantages:
Strength and Reliability: Seamless tubes are renowned for their strength and reliability in critical applications.
Uniformity: The absence of weld seams ensures uniform properties throughout the tube length.
Precision: Seamless tubes can be manufactured with precise dimensions, meeting stringent industry standards.
Versatility: Their diverse range of sizes and specifications makes seamless steel tubes suitable for a wide array of applications.
Standard
COLD DRAWN SEAMLESS STEEL TUBE | |||
Standards | Steel Grades | Size Range | |
DIN | 2391 | ST35/45/52 | OD2 - 60mm × WT0.3 -10mm |
1629 | ST37/44/52 | OD2 - 60mm × WT0.3 -10mm | |
1630 | ST37.4/44.4/52.4 | OD2 - 60mm × WT0.3 -10mm | |
2445 | ST35/ST52/ST37.4//52.4 | OD2 - 60mm × WT0.3 -10mm | |
73000 | ST 35 / 45 / 52/ 37.4 / 44.4 /52.4 | OD3 - 30mm × ID 1 - 12.5 mm | |
GB/T | 8162 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm |
8163 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm | |
3639 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm | |
3093 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD3 - 30mm × ID 1 - 12.5 mm | |
EN | 10305-1 | E215/235/255/355 | OD2 - 60mm × WT0.3 -10mm |
10305-4 | E215/235/255/355 | OD2 - 60mm × WT0.3 -10mm | |
ASTM | A822-A450 | A822 | OD2 - 60mm × WT0.3 -10mm |
A179-A450 | A179 | OD2 - 60mm × WT0.3 -10mm | |
A519 | 1010/1015/1025/1030/1045/4130/4140/etc | OD2 - 60mm × WT0.3 -10mm | |
SAE | J524 | Low carbon steel | OD2 - 60mm × WT0.3 -10mm |
J529 | Low carbon steel | OD3 - 30mm × ID 1 - 12.5 mm | |
JIS | G3445 | STKM11A/12A/12B/12C/13A/13B/13C/S45C/etc | OD2 - 60mm × WT0.3 -10mm |
G3455 | STS35/38/42/49 | OD3 - 30mm × ID 1 - 12.5 mm | |
ISO | 8535 | ST 35 / 45 / 52/ 37.4 / 44.4 /52.4 | OD3 - 30mm × ID 1 - 12.5 mm |
NF | A49-310 | TU37b/TU52b | OD2 - 60mm × WT0.3 -10mm |
BS | 3602 | CFS 360 | OD2 - 60mm × WT0.3 -10mm |
6323(-4) | CFS2/CFS3/CFS4/CFS5 | OD2 - 60mm × WT0.3 -10mm | |
ASTM | A269 | 304,304L, 316, 316L | OD2 - 60mm × WT0.3 -10mm |
EN | 10216-5 | 1.4401, 1.4404 | OD2 - 60mm × WT0.3 -10mm |
Other carbon, alloy and stainless steel grades and sizes available upon customer's request | |||
Delivery conditions: Certificates: according to EN 10204 3.1 Conclusion: Choose our Seamless Steel Pipe for a reliable, high-quality, and cost-effective solution to your fluid conveyance and structural needs. We are committed to delivering a seamless experience both in product and service. |
Seamless Steel Tube
Detailed Image
Description
Summary:
A seamless steel tube is a hollow cylindrical shape that's been formed from a single piece of steel, eliminating the need for any welded joints. This manufacturing process sets it apart from tubes that are welded, offering numerous benefits such as increased sturdiness, longevity, and adaptability for a wide range of uses.
Production Process:
The manufacturing of seamless steel tubes involves the following key steps:
Billets Creation: Solid steel billets are heated to high temperatures.
Hollowing Process: The heated billet is pierced to form a hollow tube.
Rotary Piercing: The tube undergoes rotary piercing to achieve the desired dimensions.
Elongation: The tube is elongated and reduced to the required size.
Heat Treatment: The seamless tube undergoes heat treatment processes to enhance its mechanical properties.
Key Features:
No Weld Seams: The absence of weld seams eliminates weak points, enhancing the tube's structural integrity and resistance to pressure.
Uniformity: Seamless tubes boast uniform dimensions and thickness throughout, ensuring consistent performance.
Strength and Durability: Seamless steel tubes exhibit high tensile strength and durability, making them suitable for demanding applications.
Corrosion Resistance: The seamless manufacturing process reduces the risk of corrosion, contributing to a longer lifespan.
Types of Seamless Steel Tubes:
Hot Finished Seamless Tubes: Produced at high temperatures, these tubes have smoother surfaces and tighter dimensional tolerances.
Cold Drawn Seamless Tubes: Manufactured at lower temperatures, these tubes are characterized by a smoother finish and increased dimensional accuracy.
Applications:
Seamless steel tubes find applications in various industries, including:
Oil and Gas: Exploration, drilling, and transportation.
Automotive: Engine components, exhaust systems.
Construction: Structural components, foundations.
Mechanical Engineering: Machinery parts, precision components.
Power Generation: Boiler tubes, heat exchangers.
Advantages:
Strength and Reliability: Seamless tubes are renowned for their strength and reliability in critical applications.
Uniformity: The absence of weld seams ensures uniform properties throughout the tube length.
Precision: Seamless tubes can be manufactured with precise dimensions, meeting stringent industry standards.
Versatility: Their diverse range of sizes and specifications makes seamless steel tubes suitable for a wide array of applications.
Standard
COLD DRAWN SEAMLESS STEEL TUBE | |||
Standards | Steel Grades | Size Range | |
DIN | 2391 | ST35/45/52 | OD2 - 60mm × WT0.3 -10mm |
1629 | ST37/44/52 | OD2 - 60mm × WT0.3 -10mm | |
1630 | ST37.4/44.4/52.4 | OD2 - 60mm × WT0.3 -10mm | |
2445 | ST35/ST52/ST37.4//52.4 | OD2 - 60mm × WT0.3 -10mm | |
73000 | ST 35 / 45 / 52/ 37.4 / 44.4 /52.4 | OD3 - 30mm × ID 1 - 12.5 mm | |
GB/T | 8162 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm |
8163 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm | |
3639 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD2 - 60mm × WT0.3 -10mm | |
3093 | 10/20/16Mn/35/45/30CrMo/42CrMo/etc | OD3 - 30mm × ID 1 - 12.5 mm | |
EN | 10305-1 | E215/235/255/355 | OD2 - 60mm × WT0.3 -10mm |
10305-4 | E215/235/255/355 | OD2 - 60mm × WT0.3 -10mm | |
ASTM | A822-A450 | A822 | OD2 - 60mm × WT0.3 -10mm |
A179-A450 | A179 | OD2 - 60mm × WT0.3 -10mm | |
A519 | 1010/1015/1025/1030/1045/4130/4140/etc | OD2 - 60mm × WT0.3 -10mm | |
SAE | J524 | Low carbon steel | OD2 - 60mm × WT0.3 -10mm |
J529 | Low carbon steel | OD3 - 30mm × ID 1 - 12.5 mm | |
JIS | G3445 | STKM11A/12A/12B/12C/13A/13B/13C/S45C/etc | OD2 - 60mm × WT0.3 -10mm |
G3455 | STS35/38/42/49 | OD3 - 30mm × ID 1 - 12.5 mm | |
ISO | 8535 | ST 35 / 45 / 52/ 37.4 / 44.4 /52.4 | OD3 - 30mm × ID 1 - 12.5 mm |
NF | A49-310 | TU37b/TU52b | OD2 - 60mm × WT0.3 -10mm |
BS | 3602 | CFS 360 | OD2 - 60mm × WT0.3 -10mm |
6323(-4) | CFS2/CFS3/CFS4/CFS5 | OD2 - 60mm × WT0.3 -10mm | |
ASTM | A269 | 304,304L, 316, 316L | OD2 - 60mm × WT0.3 -10mm |
EN | 10216-5 | 1.4401, 1.4404 | OD2 - 60mm × WT0.3 -10mm |
Other carbon, alloy and stainless steel grades and sizes available upon customer's request | |||
Delivery conditions: Certificates: according to EN 10204 3.1 Conclusion: Choose our Seamless Steel Pipe for a reliable, high-quality, and cost-effective solution to your fluid conveyance and structural needs. We are committed to delivering a seamless experience both in product and service. |