DC01
1.0330Cold-rolled unalloyed low-carbon steel for cold forming. Base grade of the DC family (DC01-DC07). Good formability for bending, coining, beading, and simple drawing operations. Smooth surface suitable for coating and painting. Formerly designated St12.
International equivalents
| Flag | Standard | Country | Grade | Number | Match |
|---|---|---|---|---|---|
| 🇺🇸 | ASTM | USA | ASTM A1008 CS Type B | — | REF |
| 🇪🇺 | EN | Europe | DC01 | 1.0330 | 100% |
| 🇪🇺 | DIN | Europe | St12 (old) | — | 98% |
| 🇨🇳 | GB | China | DC01 | — | 95% |
| 🇯🇵 | JIS | Japan | SPCC | — | 90% |
Sources: ASTM A1008, EN 10130:2006, DIN 1623, GB/T 5213, JIS G3141
Mechanical properties
Compatibility verdict
DC01 and St12 (old): 98% composition match
Related materials
C45
1.0503Medium carbon unalloyed quality steel. Good machinability and moderate strength after heat treatment. Widely used for shafts, spindles, pins, studs, and general machine parts.
S355JR
1.0045High-strength low-alloy structural steel with minimum yield strength of 355 MPa. Standard grade for bridges, buildings, cranes, and general structural applications. Impact tested at +20°C (JR).
S235JR
1.0038General-purpose structural steel with minimum yield strength of 235 MPa. The most common structural steel grade in Europe for general construction, frames, and non-critical structural applications.
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