China Scm415 Scm420 Cold Rolled Alloy Steel Tube, Find details about China Cold Rolled Alloy Steel Tube, Cold Drawn Seamless Steel Pipe from Scm415 Scm420 Cold Rolled Alloy Steel Tube
SCM415 CHEMICAL COMPOSITION% | ||||||||||||
C | Mn | S | P | Si | Cr | Ni | Cu | Mo | V | Al | Ti | Nb |
44106 | 44106 | 44107 | 44107 | 44106 | 44106 | 44106 | 44106 | 44107 | 44107 | 44107 | 44107 | 44107 |
15 | 56 | 5 | 12 | 23 | 90 | 2 | 3 | 42 | 12 |
MECHANICAL PROPERTIES | ||
YIELD STRENGTH | TENSILE STRENGTH | ELONGATION |
Mpa | Mpa | % |
540 | 660 | 21 |
DESIGNATION | SYMBOL | DESCRIPTION |
Cold drawn(rolled)-Hard | +C/BK | No heat treatment after the final colddrawing. |
Cold drawn(rolled)-Soft | +LC/BKW | After the final heat treatment,there is a suitable drawing pass. |
Stress relieved after cold draw(rolled) | +SR/BKS | After the final cold drawing,there is a stress relief heat treatment in a controlled atmosphere. |
Annealed | +A/GBK | After the final cold drawing,the tubes are annealed in a controlled atmosphere. |
Normalized | +N/NBK | After the final cold drawing,in a controlled atmosphere. |