A387GR22 Boilers Thiab Siab Vessels Steel Phaj
A387GR22steel khoom Taw qhia
SA 387 Qib 11 Chav Kawm 2 Steel Phaj muab los ntawm peb tau txais los ntawm cov neeg siv khoom hauv ntau qhov chaw ntawm kev lag luam xws li kev lag luam yooj yim xws li Qab Zib, Ntawv, Textile, Dairy, Engineering mus rau ntau yam xws li Roj & Roj, Petrochemical, Tshuaj & Fertilizers. Peb kuj tseem muaj cov khoom lag luam loj loj ntawm Chrome Moly Steel Phaj, Boiler Phaj, HIC phaj, Siab Vessel Steel phaj, Abrasion Resistant Steel Phaj, Offshore & Structural Steel Phaj, Quenched & Tempered Steel phaj, High Nickel Alloy phaj, Stainless hlau phaj, Duplex Stainless hlau phaj, Clad phaj, 16MO3 hlau phaj
A387GR22Steel phaj Khoom Paub meej
Tensile Requirements rau ASTM A387 Qib 22 Alloy Steel Phaj Class 2 Phaj
| Lub npe: | Yuav tsum tau: | Qib 22 |
| A387 Qib 22 | Tensile zog, ksi [MPA] | 75 txog 100 [515 rau 690] |
| Yield zog, min, ksi [MPa]/(0.2% offset) | 45 [310] | |
| Elongation hauv 8 nti. [200mm], min % | ... | |
| Elongation hauv 2 nti [50mm], min, % | 18 | |
| Txo thaj tsam, min% | 45 ( ntsuas ntawm cov qauv puag ncig) 40 ( ntsuas ntawm cov qauv tiaj tus) |
Cov Khoom Siv Tshuaj Rau ASTM A387 Qib 22 Alloy Steel Phaj
| Lub ntsiab | Chemical Composition (%) | |
| A387 Qib 22 | ||
| Cov pa roj carbon: | Kev Ntsuas Kub: | 0.05 - 0.15 |
| Product Analysis: | 0.04 - 0.15 | |
| Manganese: | Kev Ntsuas Kub: | 0.30 - 0.60 |
| Product Analysis: | 0.25 - 0.66 | |
| Phosphorus: | Kev Ntsuas Kub: | 0.035 |
| Product Analysis: | 0.035 | |
| Sulfur (max): | Kev Ntsuas Kub: | 0.035 |
| Product Analysis: | 0.035 | |
| Silicon: | Kev Ntsuas Kub: | 0.50 max |
| Product Analysis: | 0.50 max | |
| Chromium: | Kev Ntsuas Kub: | 2.00 - 2.50 |
| Product Analysis: | 1.88 - 2.62 | |
| Molybdenum: | Kev Ntsuas Kub: | 0.90 - 1.10 |
| Product Analysis: | 0.85 - 1.15 |
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