ASTM A671 Steel Pipe

Prime quality ASTM A671 CS Fusion Welded Pipe, ASTM A671 Electric Fusion Welded Pipe manufacturer in China. We carry a full inventory of ASTM A671 Pipe products in a variety of sizes to meet the project piping requirements for applications the water, petroleum, oil & gas and other industries. ASTM A671 Pipe Carbon Steel Pipe can be Structural in Nature or used in Fluid, Gas, Oil Transmission. Allland produce and stocks ASTM A671 EFW pipes in grades and classes listed on the following.

  • Grade: CA55, CB60, CB65, CB70, CC60, CC65, CC70
  • Class: 10, 11, 12, 20, 22, 50, 60, 70
  • Out Diameter: 406.4-1422mm(16″-56″)
  • Wall Thickness: 7.92-50.8mm(0.312″ – 2″)
  • Length: 3-12.5 meters
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Category:
Steel grade C max Si Mn P S
A45 0.17 / 0.98 0.035 0.035
A50 0.22 /
CA55/A55 0.28 /
B55 0.20 0.13~0.45
CB60/B60 0.24
CB65/B65 0.28
CB70/C70 0.31 1.30
C55 0.18 0.55-0.98
CC60/C60 0.21
CC65/C65 0.24 0.79-1.30
CC70/C70 0.27
Steel Grade Yield point (N/mm2) max Tensile Stregth (N/mm2)max Elongation (%)
A45 165 310~450 30
A50 185 345~485 28
A50 185 345~485 28
CA55/A55 205 380~515 27
B55 205 380~515 27
CB60/B60 220 415~550 25
CB65/B65 240 450~585 23
CB70/B70 260 485~620 21
C55 205 380~515 27
CC60/C60 220 415~550 25
CC65/C65 240 450~585 23
CC70/C70 260 485~620 21

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