High Carbon steels F7A / P4-EH12K SAW vuam hlau thiab vuam flux vuam jointing
Nta
490Mpa qib high-strength steel ib leeg thiab multi-pass vuam, haum rau -40 ° C tej yam yuav tsum tau ib puag ncig, shipbuilding, pipelines, siab hlab ntsha thiab lwm yam kev siv.
Tuam txhab & Hoobkas
TSEEM CEEB
Daim ntawv pov thawj
CHEMICAL COMPNET (%):
C | Si | Mn | P | S | Ni | Mo | Lwm yam |
0.053 ua | 0.75 ib | 1.87 ib | 0.010 ib | 0.003 ib | 0.17 ib | 0.14 ib | - |
MECHANICAL PROPERTY
YIELD zog (MPa) | EXTENSION zog (MPa) | ELONGATION(%) | IMAPACT VALUE J/℃ | TUB ROG ℃ xh |
493 ib | 593 ib | 28 | 80/-40 | 620 × 6 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb