Low-Alloy Steel
Features
Low carbon and Cr-Mo heat treated by surface hardening process, use for gears and wear resistant parts with tough cores.
เทียบเกรด
Equivalent
Equivalent
| JIS | DIN | AISI | ASSAB | BOHLER | HITACHI | NIPPON KOSHURA |
| SCM415 | 1.7218 | 4115 | - | - | SCM415 | SCM415 |
ส่วนผสม(%)
Composition
Composition
| C | Si | Mn | P / S | Cr | Mo | V |
| 0.13-0.18 | 0.15-0.35 | 0.60-0.85 | 0.030 max | 0.90-1.20 | 0.15-0.30 | - |
การอบชุบ (°C)
Heat Treatment
Heat Treatment
| Normalizing | อบอ่อน (Annealing) | ชุบแข็ง (Hardening) | อบคืนไฟ (Tempering) |
| 850-900 (Air cooling) | 850 (Furnace cooling) | 1st 850-900 (Oil quenching) 2nd 800-850 (Oil quenching) | 150-200 (Air cooling) |
ความแข็ง
Hardness
Hardness
| สภาพอบอ่อน (Annealed) | หลังการอบชุบ (Tempered) |
| 207 HB MAX | 22-34 HRC |
SCM415
- Category
- Type
- Steel grade
- Steel grades
- Carbon steel
- » SCM415
SMn438
SMn443
SMnC420
SMnC443
SCr415
SCr420
SCr430
SCr435
SCr440
SCr445
DATA TABLE FOR:STEEL GRADES:CARBON STEEL:SCM415
SCM415 chemical composition(mass fraction)(%)
| C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni |
|---|---|---|---|---|---|---|
| 0.13-0.18 | 0.15-0.35 | 0.6-0.9 | 0.03 | 0.03 | 0.9-1.2 | ≤0.25 |
| Mo | Al | Cu | Nb | Ti | V | Ce |
| 0.15-0.25 | ≤0.3 | |||||
| N | Co | Pb | B | Other | ||
Hot keywords:SCM415
Further reading:
- ·SCM415H
- ·SCM415TK

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