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Hardness of precision seamless pipe and hardness change after heat treatment
Precision seamless pipe hardness and hardness change after heat treatment Precision seamless pipe is high-quality carbon structural steel, which is not high in hardness and easy to be machined. It is commonly used in molds as templates, tips, guide posts, etc., but requires heat treatment. No. 45...Read more -
Common methods of pipe fitting processing
Common methods of pipe fitting processing 1. Forging method: The end or part of the pipe is extruded with a forging machine to reduce the outer diameter. Common forging machines are Rotary, link, roller. 2. Stamping method: Use a tapered core to expand the pipe end to the required size and shape ...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 6 549 549 549 549 549 549 549 549 554 554 554 554 壁厚 (mm) 7 549 549 549 549 549 549 549 549 554 554 554 554 ...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 8 681 674 681 668 673 668 673 673 Thickness 9.53 674 662 668 649 654 649 654 654 壁厚 (mm) 10 642 629 636 649 654 649 654 654 12...Read more -
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) (Q235B)离港价 USD/TON (Q345B)离港价 USD/TON 外径 (mm) 壁厚 (mm) (Q235B)离港价 USD/TON (Q345B)离港价 USD/TON 33.4 (1″) 2.1-2.4 554.93 592.29 Φ133 3.0-5.75 533.03 585.85 ...Read more