SS400 is a kind of carbon steel under the standard JIS G3101. For the grade SS400, the two letters ‘S’ means structural and steel, while ‘400’ refers that it’s minimum tensile strength is 400Mpa.
JIS G3101 SS400 chemical composition:
| Grade | Chemical composition % | |
| P | S | |
| JIS G3101 SS400 | ≦0.050 | ≦0.050 |
JIS G3101 SS400 mechanical properties:
| Grade |
Yield strength |
Tensile strength N/mm2 |
Steel size mm |
tensile sample | Elongation % | ||
| thk≤16 | 16<thk≤40 | thk>40 | |||||
| JIS G3101 SS400 | ≥245 | ≥235 | ≥215 | 400-510 | steel plate, steel strip, steel flat,profile steel≤5 | No5 | ≥21 |
| steel plate, steel strip, steel flat,profile steel>5, ≤16 | No1A | ≥17 | |||||
| steel plate, steel strip, steel flat,profile steel>16,≤50 | No1A | ≥21 | |||||
| steel plate, steel flat,profile steel>40 | No4 | ≥23 | |||||
The equivalent material to JIS G3101 SS400:
| JIS G3101 SS400 | equivalent material to JIS G3101 SS400 | |
| ASTM | A36 | |
| DIN17100 | ST37-2 | |
| NFA 35-501 | E24-2 | |
| EN 10025-2 | S235JR | |
| ASTM | A283C | |
| UNI7070 | FE 360 B | |
Shanghai Katalor Enterprises Co., Ltd. is a professional steel exporter and steel stockist in China. We can supply SS400 steel plate, SS400 weld steel pipe, SS400 profile steel and SS400 square/rectangle hollow section. If you have any question or inquiry for JIS G3101 SS400, please be free to contact with us.
