CARBON STEEL SEAMLESS PIPE
Carbon steel pipes are divided into hot rolled and cold rolled (pulled) steel pipes.
Specification |
||
Type | : | A671 GR CC70 EFW pipe |
Standard | : | ASME,ASTM,JIS,DIN,BS,EN |
Size | : | 16”NB-72”NB |
Wall Thickness | : | 6mm to 100mmTHK |
Additional Testing | : | NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, etc. |
Specification | Steel grade | Chemical composition | Remarks | |||||
C | Si | Mn | P | S | Ti | |||
Pipes for pressure service ASTM A671, A672 |
-/A45 | -/0.17 | - | 0.98 | 0.035 | 0.035 | - | A671/ A672 |
-/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 |
Products | Steel Grade | BASE METAL MECHANICAL COMPOSITION | Welding point tensile strength (N/mm2) | Remarks | |||
Yield point (N/mm2) | Tensile Stregth (N/mm2) | Test Pieces | Elongation (%) | ||||
Pipes for pressure service ASTM A671, A672 | -/A45 | -/165 | -/310~450 | - | -/30 | -/310~450 | A671/ A672 |
-/A50 | -/185 | -/345~485 | -/28 | -/345~485 | |||
CA55/A55 | 205 | 380~515 | 27 | 380~515 | |||
-/B55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
CB60/B60 | 220 | 415~550 | 25 | 415~550 | |||
CB65/B65 | 240 | 450~585 | 23 | 450~585 | |||
CB70/B70 | 260 | 485~620 | 21 | 485~620 | |||
-/C55 | -/205 | -/380~515 | -/27 | -/380~515 | |||
CC60/C60 | 220 | 415~550 | 25 | 415~550 | |||
CC65/C65 | 240 | 450~585 | 23 | 450~585 | |||
CC70/C70 | 260 | 485~620 | 21 | 485~620 |