독보적인 생명공학 기업, 에이프로젠
CHEMICAL COMPOSITION AND MECHANICAL PROPERTIES ACCORDING TO ASTM STANDARDS | |||||||
---|---|---|---|---|---|---|---|
DESIGNATION | GRADE1 | GRADE2 | GRADE3 | GRADE4 | GRADE5 | GRADE7 | GRADE11 |
COMPOSITION(%MAX) | |||||||
Oxygen(O) | 0.18 | 0.25 | 0.35 | 0.40 | 0.20 | 0.25 | 0.18 |
Nitrogen(N) | 0.03 | 0.03 | 0.05 | 0.05 | 0.05 | 0.03 | 0.03 |
Hydrogen(H) | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 | 0.015 |
Carbon(C) | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 | 0.08 |
Iron(Fe) | 0.20 | 0.30 | 0.30 | 0.50 | 0.40 | 0.30 | 0.20 |
Aluminium(Al) | - | - | - | - | 5.5~6.75 | - | - |
Vanadium(V) | - | - | - | - | 3.5~4.5 | - | - |
Palladium(Pd) | - | - | - | - | - | 0.12~0.25 | 0.12~0.25 |
Other each(total) | 0.10(0.4) | 0.10(0.4) | 0.10(0.4) | 0.10(0.4) | 0.10(0.4) | 0.10(0.4) | 0.10(0.4) |
MECHANICAL PROPERTIES | |||||||
Tensile Strength(MPa min.) | 240 | 345 | 450 | 550 | 895 | 345 | 240 |
인장강도(Ksi) | 35 | 50 | 65 | 80 | 130 | 50 | 35 |
Yield Strength(MPa min.) | 170~310 | 275~450 | 380~550 | 483~655 | 830 | 275~450 | 170~310 |
항복강도(Ksi) | 25~45 | 40~65 | 55~80 | 70~95 | 120 | 40~65 | 25~45 |
Elongation % min.(연신율) | 24 | 20 | 18 | 15 | 10 | 20 | 24 |
Hardness HV typical(경도) | 100~150 | 160~200 | 180~220 | 200~280 | 310~350 | 160~200 | 100~150 |