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Chinese National Standard Category: Metallographic testing method

English Title: Methods for evaluating the nodularity of carbides
Chinese Title: 碳化物球化程度的评定方法
Standard No.: GB/T 46224-2025
Category No.: H24
Issued by: SAMR; SAC
Issued on: 2025-8-29
Implemented on: 2026-3-1
Status: to be valid
Superseded by:
Superseded on:
Abolished on:
Superseding:
Word Count:17000 words
Similar Standards: GB/T 34474-2025   GB/T 46224-2025   GB/T 1979-2025   GB/T 4236-2025   GB/T 3488.1-2024   GB/T 23603-2024   GB/T 18876.2-2024   GB/T 18876.1-2024   GB/T 13305-2024   GB/T 10561-2023   GB/T 30834-2022   GB/T 13299-2022   GB/T 41080-2021   GB/T 40404-2021   GB/T 40304-2021   GB/T 40281-2021   GB/T 40067-2021   GB/T 39077-2020   GB/T 31309-2020   GB/T 37793-2019  
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