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GB/T 9074.10-88
十字槽半沉头螺钉和锥形锁紧垫圈组合件
Cross recessed raised countersunk head screw and countersunk external toothed lock washer assemblies
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GB/T 9074.11-88
十字槽凹穴六角头螺栓和平垫圈组合件
Cross recessed hexagon bolt with indentation and plain washer assemblies
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GB/T 9074.12-88
十字槽凹穴六角头螺栓和弹簧垫圈组合件
Cross recessed hexagon bolt with indetation single coil spring lock washer assemblies
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GB/T 9074.13-88
十字槽凹穴六角头螺栓、弹簧垫圈和平垫圈组合件
Cross recessed hexagon bolt with indetation,single coil lock washer and plain washer assemblies
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GB/T 68-2000
开槽沉头螺钉
Slotted countersunk flat head screws (common head style)
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GB/T 69-2000
开槽半沉头螺钉
Countersunk slotted raised head screws (common head style)
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GB/T 70.2-2000
(ISO 7380-1997)内六角平圆头螺钉
Hexagon socket button head screws
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GB/T 96.1-2002
大垫圈 A级
Plain washers-Large series-Product grade A
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GB/T 96.2-2002
大垫圈 C级
Plain washers-Large series-Product grade C
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GB/T 848-2002
小垫圈 A级
Plain washers-small series-Product grade A
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