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ShangHai ZhiYou Hardware Co.,Ltd
上海志宥五金有限公司
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5 Years
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Hex flange bolts
Inner hex flange screws
Lock nuts
Lock washers
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(GB 12 - 1976)
material
Carbon steel
材料：碳钢、不锈钢；表面处理：镀锌、发黑、镀镍、达克罗；等级：4.8、8.8、10.9、304；公称直径：M6-M20
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Similar Products
GB /T 12 - 2013
GB /T 12 - 1988
ASME/ANSI B 18.5 - 2012
ASME/ANSI B 18.5 - 2008
ASME B 18.5 - 2012 (2017)
