GB/T 4334-2020 specifies intergranular corrosion test methods for austenitic and ferritic-austenitic (duplex) stainless steels. The standard aims to evaluate the corrosion resistance of these stainless steels in a corrosive environment and ensure their Reliability in use. The standard corresponds to the international standard ISO 3651-1 and provides detailed test procedures and evaluation methods.
| Status | Active |
|---|---|
| CCS | H25 | ICS | 77.060 |
| Release Date | 2020-04-28 00:00:00 | Implementation Date | 2020-11-01 00:00:00 |