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Analysis of defects (deficiencies) of continuous rolling seamless steel pipe products
The continuous rolling pipe unit uses continuous casting billets to efficiently produce seamless steel pipes. Its production process is different from the traditional rolling process, and the defects (deficiencies) produced are also different. The causes of the main defects of continuous rolling ...Read more -
P92 seamless steel pipe is a solid guard under high temperature and high pressure
P92 seamless steel pipe is a steel pipe material with excellent performance under high temperature and high-pressure environments and is widely used in petroleum, chemical, electric power, and other industries. It plays an indispensable role in the industrial field with its unique advantages. Let...Read more -
API 5L、ASTM A106/A53，DIN 1629 Steel Pipe Price List
Product Price List Implementation standard: National standard GB8163-2008 American Standard: API 5L, ASTM A106/A53 German standard: DIN 1629 Material: 20#, Gr.B, ST44 DN OD (MM) SCH40 SCH80 WT (MM) Unit...Read more -
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE
API 5L/ASTM A53 GR.B, CARBON STEEL, SSAW STEEL PIPE FOB TIANJIN USD/TON Outside Diameter (mm) 219 273 324 356 406 457 508 610 711 762 813 914 Wall Thickness 6 643 643 643 643 643 643 643 643 643 643 643 643 (mm) 7 643 643 643 643 643 643 643 643 643 ...Read more -
API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe
API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe DN OD(mm) SCH40(6m/5.8m) SCH80(6m/5.8m) SCH160(6m/5.8m) WT FOB WT FOB WT FOB (mm) USD/TON (mm) USD/TON (mm) USD/TON 1/4” 13.7 2.24 10.00 3.02 10.00 / / 3/8” 17.1 2.31 10.00 3.2 10.00 / / 1/2” 21.3 2.77 10.00 3.73 10.00 4.78...Read more -
API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE
API 5L GR.B/ASTM A53 GR.B, CARBON STEEL, LSAW STEEL PIPE FOB TIANJIN Outside Diameter (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wall 8 772 772 779 765 765 765 765 765 Thickness 9.53 736 758 765 743 743 743 743 743 (mm) 10 736 722 729 743 743 743...Read more -
API 5L/ASTM A53 GR.B (SMALL DIAMETER ERW STEEL PIPE)
API 5L/ASTM A53 GR.B (Small Diameter ERW Steel Pipe) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN (mm) (mm) USD/TON (mm) (mm) USD/TON 33.4 (1″) 2.1-2.4 627.64 Φ133 3.0-5.75 603.05 2.5-3.25 607.39 6.0-7.75 613.17 3....Read more -
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe)
API 5L/ASTM A53 GR.B (Hot Rolled ERW Steel Pipe) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN (mm) (mm) USD/TON (mm) (mm) USD/TON 219、245 5.0-11.75 613.17 462 5.75-11.75 646.06 273 5.0-11.75 613.17 12.5-13.75 653.59 12.5-13.75 6...Read more -
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)
API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE) Outside Diameter Wall Thickness FOB TIANJIN Outside Diameter Wall Thickness FOB TIANJIN (mm) (mm) USD/TON (mm) (mm) USD/TON 245, 273 5.0-9.28 632.44 450, 457, 508, 530 6.5-11.98 656.85 9.45-9.98 635.39 12.0-14.5 664...Read more -
There are three ways to connect galvanized steel pipes
1. Connection by rolling groove Crack of rolling groove weld: ① Grind the inner wall weld ribs of the grooved part of the steel pipe mouth to reduce the rolling groove resistance; ② Adjust the axis of the steel pipe and the rolling groove equipment, and require the steel pipe and the rolling groo...Read more -
Commonly used heat treatment processes for steel pipes, heating and cooling specifications for various heat treatment processes
1. Quenching (1) Carbon and alloy structural steel pipes ① For carbon steel parts and some alloy steel parts with complex shapes, water, and oil are used for cooling. ② This section is used for carbon steel parts and some alloy steel parts with complex shapes. (2)Chromium stainless steel pipes an...Read more -
Exploring the manufacturing and application of DN1400 steel pipe
DN1400 steel pipe, as a giant-level steel pipe, plays an important role in the field of modern engineering. Its diameter reaches 1400 mm, carries important conveying and supporting functions, and is widely used in various engineering projects. Let us explore the manufacturing process, characteris...Read more