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Defects on the outer surface of hot rolled seamless tubes
Defects on the outer surface of hot rolled seamless tubes External folding: The outer surface of the pipe presents a layered folding spiral. Separation: layered and cracked in a spiral or block shape. External scars: There are scars on the outer surface. Hemp surface: uneven pits appear on the st...Read more -
Application of stainless steel in nuclear industry
Standard nuclear power plants use stainless steel extensively for effective operation, and stainless steel can be found in some form in almost every area of the system (regardless of size). The containment is usually one of the largest components in a nuclear power plant and is usually also made ...Read more -
Pipeline construction before construction
Pipeline construction is a process handled by a very large professional team, and they use their expertise to coordinate operations in a seamless and organized manner. Things to prepare before construction Interact with landowners and stakeholders. This process may take months or even years and r...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 外径 (mm) 219 273 324 356 406 457 508 610 711 762 813 914 Wall Thickness 6 544 544 544 544 544 544 544 544 544 544 544 544 壁厚 (mm) 7 544 544 544 544 544 544 544 544 544 544 544 544 8 544 ...Read more -
API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe
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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 外径 (mm) USD/TON 406 457 508 609.6 711.1 762 812 863.6 Wall 8 670 664 670 657 657 657 657 657 Thickness 9.53 664 651 657 638 638 638 638 638 壁厚 (mm) 10 632 619 626 638 638 638 638 638 12...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 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价 USD/TON 33.4 (1″) 2.1-2.4 522.12 Φ133 3.0-5.75 506.95 2.5-3.25 504.42 6.0-...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 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价 USD/TON 219、245 5.0-11.75 528.33 426 5.75-11.75 559.94 273 5.0-11.75 528.33 12.5-13...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 外径 (mm) 壁厚 (mm) 离港价 USD/TON 外径 (mm) 壁厚 (mm) 离港价 USD/TON 245, 273 5.0-9.28 545.02 450, 457, 508, 530 6.5-11.98 576.62 9.4...Read more -
What details should be processed before using thick-walled steel pipes?
1. Thick-walled steel pipe cutting: According to the actual required pipeline length, metal saws and toothless saws should be used for cutting pipes. When using water welding in the cutting process, there must be a method of protecting the raw materials. When cutting, the fireproof and heat-resis...Read more -
Large diameter straight seam steel pipe technological process and main equipment（2）
Large diameter straight seam steel pipe technological process and main equipment In order to change the roundness of the steel pipe, the steel pipe finishing machine: apply strong pressure from the outside to the long round pipe with poor roundness section by section, so that it can meet the rele...Read more -
Large diameter straight seam steel pipe technological process and main equipment（1）
Large diameter straight seam steel pipe technological process and main equipment（1） The two plate edges are processed into the desired form at a time. The steel plate edge milling machine: machine the two sides of the plate material for tube making and make the parallelism of the two plate edge...Read more