樓主: jpp151
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45#鋼 最大徑180 長(zhǎng)650 調(diào)質(zhì)焊接時(shí)整個(gè)軸中間裂開(kāi) |
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點(diǎn)評(píng)
如果焊后需要加工的話,肯定要做去應(yīng)力退火,。
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