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| ①,材料:自攻螺釘必須由冷擠壓鋼制成;核心硬度必須為 290 HV10 至 370 HV10。熱處理後的表面硬度必須至少為450 HV0.3。 |
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類似标準及供貨信息
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[國标] GB /T 6560 - 2014 |
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[國标] GB /T 6560 - 1986 |
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[德标] DIN 7500 (CE) - 1995 |
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[德标] DIN 7500 (C) - 1984 |
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[汽标代号] Q 262 |
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[意大利] UNI 8112 |
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[原電子工業部] SJ 2831 - 1987 |
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[原電子工業部] SJ 2832 - 1987 |
十字槽大球面凸緣(華司)自攻鎖緊螺釘 Cross Recessed Round Head Tapping Screws with Collar |
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[美标] ASME B 18.6.4 - 1998 (R2005) |
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