A514 Grade Q ke ea matla a chai a phahameng, poleiti ea tšepe e tingoeng le e halefileng ea boleng ba sebopeho ka botenya ba 150mm le ka tlase e reretsoeng ho sebelisoa haholo marokhong a cheselitsoeng le meahong e meng.
ASTM A514 Grade Q ke poleiti ea tšepe e tingoeng le e halefileng e sebelisoang lits'ebetsong tsa meralo tse hlokang matla a chai a phahameng a kopantsoeng le sebopeho se setle le boima. A514 Grade Q e na le bonyane ba tlhahiso ea matla a 100 ksi ho fihla ho 2.5 inches ka botenya le 90 ksi bakeng sa lipoleiti tse kholo ho feta 2.5 inches ho fihla ho 6 inches ka botenya. Sehlopha sa Q se ka laeloa ka litlhoko tsa tlatsetso tsa tlhahlobo ea Charpy V-notch.
Lisebelisoa
Likopo tse tloaelehileng tsa A514 Grade Q li kenyelletsa litereilara tsa lipalangoang, lisebelisoa tsa kaho, li-crane boom, sethala sa mosebetsi oa sefofane se tsamaeang, lisebelisoa tsa temo, liforeimi tsa likoloi tse boima le chassis.
Thepa ea mochini bakeng sa tšepe ea alloy ea A514GrQ:
Botenya (mm) | Matla a tlhahiso (≥Mpa) | Tensile strength (Mpa) | Elongation ka ≥,% |
50 limilimithara | |||
T≤65 | 690 | 760-895 | 18 |
65 | 620 | 690-895 | 16 |
Motsoako oa lik'hemik'hale bakeng sa tšepe ea alloy ea A514GrQ (Heat Analysis Max%)
Lintho tse ka sehloohong tsa lik'hemik'hale tsa A514GrQ | ||||||||
C | Si | Mong | P | S | Kr | Mo | Ni | Ti |
0.14-0.21 | 0.15-0.35 | 0.95-1.30 | 0.035 | 0.035 | 1.00-1.50 | 0.40-0.60 | 1.20-1.50 | 0.03-0.08 |