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Standard Specification for ASTM A959-2004 SS310
| UNS | 310 |
| AISI | S31000 |
| Standard | ASTM A959-2004 |
| Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels | |
| Classification | Austenitic stainless steel |
| Introductions | Compared with 309 stainless steel, it has higher strength and oxidation resistance at higher temperatures. It is used in the manufacture of heat exchange equipment, furnace components, combustion chambers, welding filler metal, gas turbine components, incinerators, co-flow heat exchangers and rollers for roll bottom furnaces. |
| 310 Chemical Element Content (%) | |||||||
| Constituent | C | Si | Mn | P | S | Cr | Ni |
| Min | – | – | – | – | – | 24 | 19 |
| Max | 0.25 | 1.5 | 2 | 0.045 | 0.03 | 26 | 22 |
| China | Taiwan, China | Japan | Korea | America | The International Standard Organization | Germany | France | European standard | Russia | United Kingdom | ||||
| GB | ISC | CNS | JIS | KS | ASTM | UNS | ISO | DIN EN/DIN | W-Nr. | NF EN/NF | EN | Numerical grade | GOST | BS EN/BS |
| 20Cr25Ni20 | S31020 | SUH 310 | SUH 310 | STR 310 | 310 | S31000 | X15CrNi 25-21 | X15CrNiSi 25-20 | 1.4841 | Z15CNS 25-20 | X15CrNi 25-20 | 1.4845 | 20Х25Н20С2 | 310S31 |
| (2Cr25Ni20) | ||||||||||||||
