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GB/T 84-2018 方頭凹端緊定螺釘 Square set screws with cup point2023-09-17

GB/T 2672-2017 內(nèi)六角花形盤頭螺釘 Hexalobular socket pan head screws2023-09-06

GB/T 74-2018 開槽凹端緊定螺釘 Slotted set screws with cup point 2023-09-04

GB/T 2672-2017內(nèi)六角花形盤頭螺釘Hexalobular socket pan head screws2022-06-16

GB/T 948-1988開槽沉頭不脫出螺釘Slotted countersunk head screws with waisted shank2022-06-09

GB/T 845-2017十字槽盤頭自攻螺釘Cross-recessed pan head tapping screws2022-06-09

HB 1-211-2002十字槽120°半沉頭螺釘120° raised countersunk head screws cross recess2022-06-08

GB/T 5282-2017開槽盤頭自攻螺釘Slotted pan head tapping screws2022-06-06

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