11SMn30
1.0715Sulfur-manganese free-cutting steel, not intended for heat treatment. Excellent machinability (significantly better than standard carbon steels). Used for high-volume CNC-machined parts: bolts, nuts, pipe joints, bushings, fittings, and other turned components.
International equivalents
| Flag | Standard | Country | Grade | Number | Match |
|---|---|---|---|---|---|
| 🇺🇸 | SAE | USA | SAE 1213 | — | REF |
| 🇪🇺 | EN | Europe | 11SMn30 | 1.0715 | 100% |
| 🇪🇺 | DIN | Europe | 9SMn28 (old) | — | 98% |
| 🇯🇵 | JIS | Japan | SUM22 | — | 88% |
| 🇺🇸 | SAE | USA | SAE 1215 | — | 85% |
| 🇨🇳 | GB | China | Y15 | — | 85% |
Sources: ASTM A29, EN ISO 683-4:2018, DIN 1651, JIS G4804, GB/T 8731
Mechanical properties — Pro
Cold worked
| Property | Value | Unit |
|---|---|---|
| Tensile Strength | ||
| Hardness HB |
General
| Property | Value | Unit |
|---|---|---|
| Tensile Strength | ||
| Elastic Modulus | ||
| Density |
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