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GB/T 40740-2021 Active
GB/T 40740-2021 Welding procedures qualification for overlay welding
Abstract
This document specifies the evaluation method for the overlay welding process.
This document is applicable to arc welding, gas welding, electric slag welding, and other welding methods.
Note: When overlay welding the transition layer between dissimilar materials, it is also necessary to comply with the requirements of GB/T 19869.1 for welding process evaluation.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 40740-2021 |
| CCS | Welding and cutting |
| ICS | \nWelding process |
| Implement Date | 2022-05-01 |
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