Steel Qauv: EN 10225
Rolling Hom: Roj thiab offshore platform steel phaj
Thickness: 6mm-300mm
Dav: 1500mm-4200mm
Ntev: 3000mm-18000mm
Kev kho cua sov: Thermo-Mechanical Control Process (TMCP)
EN 10225 S420G1+M, S420G1+M steel phaj, S420G1+M steel ntawv feem ntau yog siv hauv cov qauv steel.Qhov qauv steel qauv S420 suav nrog plaub qib sib txawv steel S420G1+QT,S420G1+M,S420G2+QT thiab S420G2+M.Lawv muaj cov tshuaj sib txawv thiab cov cuab yeej cuab tam.Oil thiab offshore platform steel phaj S420G1+M muaj qhov tsawg kawg nkaus 4 tensile zog, yuav tsum muaj lub zog tsawg kawg nkaus 20M pa, yuav tsum siab tshaj 500 Mpa.TMCP kev kho cua sov yog tsim nyog rau steel phaj S420G1+M rau tej thickness thaum dov.
Technical Requirements & Additional Services for S420G1+M steel phaj:
Z TEST (Z15, Z25, Z35)
Tsawg kub cuam tshuam kuaj
Ultrasonic xeem raws li EN 10160, ASTM A435, A577, A578
Tshaj tawm Orginal Mill xeem daim ntawv pov thawj raws li EN 10204 FORMAT 3.1/3.2
Tua blasting thiab Painting, Txiav thiab vuam raws li ib tus neeg siv kawg xav tau
Cov cuab yeej cuab tam rau S420G1+M steel phaj:
| Thickness (hli) | |||||
| S420G1+M | ≤ 16 | >16 ≤ 40 | >40 ≤ 63 | >63 ≤ 80 | > 80 |
| Yield zog (≥Mpa) | 420 | 400 | 390 | 380 | 380 |
| ≤ 40 | > 40 | ||||
| Tensile zog (Mpa) | 500 | 480 | |||
Cov tshuaj muaj pes tsawg leeg rau S420G1+M steel phaj (Ladle Analysis Max%)
| Cov ntsiab lus tseem ceeb ntawm S420G1+M steel phaj | ||||||||
| C | Si | Mn | P | S | Cr | Mo | Nb + V | Nb+V+Ti |
| 0.14 | 0.15-0.55 | 1.65 | 0.020 | 0.010 | 0.25 | 0.25 | 0.09 | 0.11 |
| Ni | Alt | Cu | N | Nb | Ti | V | Cr+Mo+Ni+Cu | |
| 0.70 | 0.015-0.055 | 0.30 | 0.010 | 0.040 | 0.025 | 0.080 | 0.90 | |
