Strwythur Pibell dur di-dor ar gyfer allforio
disgrifiad o'r cynnyrch
Safon:GB/T8162-2008
Gradd:20, 45, 20Mn, Q345B, Q345C, Q345D, 45Mn2, 27SiMn
Cod Cyflwyno:Rholio poeth
Amrediad Maint:OD 73MM-630MM , Trwch 4MM-35MM
Goddefgarwch:Yn ôl GB/T8162-2008
Hyd:Fel cais
MTC:GB/T19001-2008
paramedr cynnyrch
Compostio Cemegol:
| Gradd | C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu |
| 20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.030 | / | / | / | ≤0.25 | ≤0.30 | ≤0.25 |
| 45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.030 | / | / | / | ≤0.25 | ≤0.30 | ≤0.25 |
| 20Mn | 0.17-0.23 | 0.07-0.37 | 0.70-1.00 | ≤0.035 | ≤0.030 | / | / | / | ≤0.25 | ≤0.30 | ≤0.25 |
| C345B | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.035 | ≤0.07 | ≤0.15 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
| C345C | ≤0.20 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.030 | ≤0.07 | ≤0.15 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
| C345D | ≤0.18 | ≤0.50 | ≤1.70 | ≤0.035 | ≤0.025 | ≤0.025 | ≤0.15 | ≤0.20 | ≤0.30 | ≤0.50 | ≤0.30 |
| 45Mn2 | 0.42-0.49 | 0.17-0.37 | 1.40-1.80 | ≤0.035 | ≤0.035 | / | / | / | ≤0.25 | / | ≤0.25 |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | / | / | / | ≤0.30 | / | ≤0.20 |
Priodweddau Mecanyddol:
| Gradd | Cyfansoddiad Cemegol | Cryfder Yeildmin Mpa | Cryfder Tynnol | Elongation | Prawf Effaith | ||||||
| T mewn mm | Mpa | ||||||||||
| ≤16 | ＞ 16 ≤30 | ＞ 30 | ℃ | Effaith/J | |||||||
| ≥ | |||||||||||
| 20 | / | / | / | / | 245 | 235 | 225 | ≥410 | ≥20 | - | - |
| 45 | / | / | / | / | 335 | 325 | 315 | ≥590 | ≥14 | - | - |
| 20Mn | / | / | / | / | 275 | 265 | 255 | ≥450 | ≥20 | - | - |
| C345B | ≤0.012 | ≤0.10 | / | / | 345 | 325 | 295 | 470-630 | ≥20 | 20 | 34 |
| C345C | ≤0.012 | ≤0.10 | / | ≥0.015 | 345 | 325 | 295 | 470-630 | ≥21 | 0 | 34 |
| C345D | ≤0.012 | ≤0.10 | / | ≥0.015 | 345 | 325 | 295 | 470-630 | ≥21 | -20 | 34 |
| 45Mn2 | / | ≤0.25 | / | / | 885 | ≥735 | ≥10 | - | - | ||
| 27SiMn | / | ≤0.30 | / | / | 980 | ≥835 | ≥12 | - | - | ||
Sioe Cynhyrchu:
Mantais:
Daw deunydd crai o weithgynhyrchu Top sy'n addo ansawdd uchel.
Mae technoleg gywir yn cadarnhau'r union oddefgarwch maint.
Mae tîm gwerthu effeithlon yn rhoi cynnig cywir i chi.
Cynnig tîm ôl-werthu a chefnogaeth ar gyfer gwarant cynnyrch.
Rheoli Ansawdd:
Ein Gwasanaeth:
