GB 国标
GB/T 807-88 滚花薄螺母(UDC 621.882.3 | 代替 GB807-76)
Knurled nuts
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GB 国标
GB/T 18230.7-2000 栓接结构用2型大六角螺母浸热 镀锌(加大攻丝尺寸) A级 9级Hexagon nuts for structural bolting,style 2,hot-dip galvanized(oversize tapped)-Product grade A -Property class 9
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GB 国标
GB/T 18230.6-2000 栓接结构用1型大六角螺母浸热 镀锌(加大攻丝尺寸) A和B级 5.6和8级Hexagon nuts for structural bolting,style 1,hot-dip galvanized(oversize tapped)-Product grade A and B-Property classes 5.6 and 8
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GB 国标
GB/T 18230.5-2000 栓接结构用平垫圈 淬火并回火Plain washers for high-strength structural bolting hardened and tempered
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GB 国标
GB/T 18230.4-2000 栓接结构用1型大六角螺母 B级 10级Hexagon nuts for structural bolting with large width across flats,style 1-Product grade B-Property class 10
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GB 国标
GB/T 18230.3-2000 栓接结构用大六角头螺母 B级 8和10级Hexagon nuts for high-strength structural bliting with large width across flats-Product grade B-Property classes 8 and 10
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GB 国标
GB/T 18230.2-2000 栓接结构用大六角头螺栓 短螺纹长度 C级 8.8和 10.9级Hexagon bolts for high-strengthstructural bolting with large width across flats(short thread length)-Product grade C-property classes 8.8 and 10.9
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GB 国标
GB/T 18230.1-2000 栓接结构用大六角头螺栓 螺纹长度按GB/T 3106 C级 8.8和10.9级Hexagon bolts for high-strength structural bolting with large width across flats(thread lengths according to GB/T 3106)-Product grade C-Property classes 8.8 and 10.9
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GB 国标
GB/T 9074.28-88 组合件用锥形锁紧垫圈(UDC 621.882 | )
Lountersunk external toothed lock washer for assembly
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GB 国标
GB/T 9074.21-88 十字槽凹穴六角头自攻螺钉和大垫圈组合件(UDC 621.882 | )
Cross recessed hexagon head tapping sorew with indentation and large plain washer assemblies
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