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GB3531の材質表の問題

2016-06-03View Original

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09MnNiDRの規格では、供給状態は焼きなましまたは焼きなまし+時効処理となっていますが、届いた材質表にはQ+Tと記載されています。これで問題ありませんか?
Reply #22016-06-03
これは絶対に使えない。あなたの材料は焼入れ+焼戻しなので、熱処理状態が合っていない。
Reply #32016-06-04
Qは焼入れ、Tは焼戻し、Nは正常化。状況に応じて選んでください
Reply #42016-06-04
この材料は使えません。相談の余地はない。

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