Qhov sib npaug ntawm Q / B B35A250 steel yog dab tsi? B35A250 phaj, lub cev muaj zog ntawm B35A250, tshuaj muaj pes tsawg leeg ntawm B35A250, txhua yam khoom ntawm B35A250 steel, European sib npaug ntawm Q / B, yield zog ntawm Q / B steel, daim ntawv thov ntawm Q / B steel, Q / B tensile zog, B35A250 steel phaj tus neeg muag khoom
Thaum tshav kub kub kho: 1341 degree - 1437 degree.
Q/B B35A250 Mechanical
Q/B B35A250 zog, Q/B B35A250 txhua yam khoom, Q/B B35A250 hardness, Q/B B35A250 tensile zog, yield zog
| Yield Rp 0.2 (MPa) | tensile Rm (MPa) | Kev cuam tshuam KV/Ku (J) | Elongation A (%) | Kev txo qis hauv ntu ntu ntawm pob txha Z (%) | Raws li-kub-kho mob | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 136 (Ntau dua lossis sib npaug) | 143 (Ntau dua lossis sib npaug) | 33 | 12 | 24 | Kev daws thiab Kev laus, Annealing, Ausaging, Q ntxiv T, thiab lwm yam. | 211 |
Q/B B35A250 Lub cev
Lub cev muaj zog ntawm steel Q / B B35A250
| Kub (degree) | Modulus ntawm elasticity (GPa) | Lub ntsiab lus coefficient ntawm thermal expansion 10-6/( degree ) ntawm 20 (degree) thiab | Thermal conductivity (W / m degree) | Tshwj xeeb thermal muaj peev xwm (J / kg degree) | Tshwj xeeb hluav taws xob resistivity (Ωmm² / m) | ceev (kg/dm³) | Poisson tus coefficient, ν |
|---|---|---|---|---|---|---|---|
| 14 | - | - | 0.41 | - | |||
| 572 | 288 | - | 41.3 | 231 | - | ||
| 254 | - | 23 | 14.2 | 233 | 221 |
Lwm cov degrees lossis qib zoo sib xws
| Qib | Txuj | Thaj chaw | Cov ntsiab lus |
|---|---|---|---|
| B35A250 | Q/BBQ 480 | Tuam Tshoj | Tag Nrho Cov Txheej Txheem Txias Rolled Non-Oriented Hluav Taws Xob Hlau Sawb |
| B35A250 | Ntiaj teb no |
