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①,最小螺紋長度: 螺紋的最小長度應等于螺栓基本直徑的兩倍加上0.25英寸(對于6英寸或更短的螺栓标稱長度),以及兩倍基本螺栓直徑加上0.50英寸(對于較長的标稱長度)。 标稱長度太短而無法容納最小螺紋長度的螺栓應為全螺紋螺栓。從頭部或頸部到第一個完整(完整)螺紋的長度不得超過2-1/2螺紋(尺寸小于等于1英寸)和3-1/2螺紋(尺寸大于1英寸)。 |
類似标準及供貨信息
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[國标] GB /T 14 - 2013 |
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[國标] GB /T 14 - 1998 |
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[國标] GB /T 14 - 1988 |
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[國标] GB 14 - 1976 |
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[德标] DIN 603 - 2017 |
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[德标] DIN 603 - 2010 |
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[德标] DIN 603 - 1981 |
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[德标] DIN 11015 - 1995 |
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[國際] ISO 8677 - 1986 |
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[日标] JIS B 1171 (AT1) - 1996 |
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[汽标代号] Q 192B |
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[美标] ASME/ANSI B 18.5 - 2008 |
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[美标] ASME/ANSI B 18.5.2.3M - 1990 |
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[意大利] UNI 5731 - 1965 |
帶方螺母的方頸圓頭螺栓 米制粗牙 C級 Cup Square Bolts and Bolts with Square Nut - ISO Metric Coarse Thread - Finish C |
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[意大利] UNI 5732 - 1965 |
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[法國] NF E 27-351 - 1969 |
大半圓頭方頸螺栓 Round Head Square Neck Bolts - JAPY Type |
17 |
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[英标] BS 4933 - 1973 |
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[台灣] CNS 4424 - 1981 |
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[台灣] CNS 4425 - 1981 |
紡織機用大平圓頭方頸螺栓 Cup Square Bolts with Enlarged Head for Looms |
20 |
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[台灣] CNS 4574 - 1981 |
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[俄标] GOST 7802 - 1981 |
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[美标] ASME B 18.5 (T6) - 2012 (2017) |
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