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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。 |
類似标準及供貨信息
1 | [國标] GB /T 6560 - 2014 |
十字槽盤頭自擠螺釘 Cross Recessed Pan Head Thread Rolling Screws 供應商(9) |
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2 | [國标] GB /T 6560 - 1986 |
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3 | [德标] DIN 7500 (CE) - 1995 |
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4 | [德标] DIN 7500 (C) - 1984 |
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5 | [汽标代号] Q 262 |
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6 | [意大利] UNI 8112 |
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7 | [原電子工業部] SJ 2831 - 1987 |
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8 | [原電子工業部] SJ 2832 - 1987 |
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9 | [美标] ASME B 18.6.4 - 1998 (R2005) |
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