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  • GB/T 5283-2017 開槽沉頭自攻螺釘 Slotted countersunk (flat) head tapping screws 2023-09-04
  • BS ISO 4206-2016 具有平行桿和固體飛行員的平衡桿 Counterbores with parallel shanks and solid pilots...2023-08-02
  • BS EN 2414-2019 Aerospace series. Washers, chamfered, with counterbore, in alloy steel, cadmium plated2023-04-20
  • HB 8040-2002十字槽120°半沉頭螺栓120°raised countersunk head bolts with recess2022-06-15
  • GB/T 12617.5-2006開口型沉頭抽芯鉚釘.20、21、22級Open end blind rivets with break pull mandrel and countersun...2022-06-13
  • HB 8021-2002TC16鈦合金過渡配合90°沉頭螺栓90°countersunk head bolts in titanium alloy for intermediate fit...2022-06-10
  • GB/T 948-1988開槽沉頭不脫出螺釘Slotted countersunk head screws with waisted shank2022-06-09
  • JB/T 20118-2009三效逆流降膜蒸發(fā)器Counter-flow Falling-film Evaporator2022-06-08
  • GB/T 4258-200460°、90°、120° 直柄錐面锪鉆Parallel shanks countersinks for angles 60°、90°and 120°incl...2022-06-08
  • HB 1-211-2002十字槽120°半沉頭螺釘120° raised countersunk head screws cross recess2022-06-08
  • HB 1-134-2002光桿公差帶h8短螺紋十字槽90°沉頭螺栓90° countersunk head bolts with cross recess shank tolera...2022-06-08
  • GB/T 14482-1993機械計數器Mechanical counter2022-06-06
  • GB/T 17880.3-1999小沉頭鉚螺母Small countersunk head riveted nuts2022-06-05
  • GB/T 870-1986半沉頭鉚釘Oval countersunk head rivets2022-06-05
  • 循環(huán)水系統(tǒng)采用水輪機替代風機電機節(jié)電改造2020-11-10