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  • QJ 2580A-2011 鈦合金六角頭螺栓2023-12-22
  • GB/T 16674.3-2023 六角法蘭面螺栓 小系列 A級（扳擰特性按B級）2023-11-09
  • GB/T 42850-2023 正式版 1275MPaMJ螺紋螺栓2023-11-01
  • GB/T 42851-2023 正式版 1517MPaMJ螺紋螺栓2023-10-31
  • HB 7411-2013 A286MJ螺紋六角頭螺栓2023-10-26
  • HB 7435-2013 A286MJ螺紋扁圓頭螺栓2023-10-25
  • HB 7437-2013 A286MJ螺紋扁圓頭錐端螺栓2023-10-25
  • HB 7418-2013 A286MJ螺紋短螺紋小六角頭螺栓2023-10-25
  • HB 7438-2013 MJ螺紋十字槽100°沉頭螺栓2023-10-25
  • HB 7432-2013 A286MJ螺紋十字槽平頭螺栓2023-10-25
  • GB/T 32.1-2020 六角頭頭部帶孔螺栓 Hexagon bolts with wire holes on head2023-08-13
  • QC/T 599-2022 端面凸焊螺栓2023-04-01
  • QC/T 598-2022 承面凸焊螺栓2023-04-01
  • GB/T 794-2021加強半圓頭方頸螺栓Strenthened cup head square neck bolts2022-10-25
  • GB/T 801-2021小半圓頭低方頸螺栓 B級Cup head square neck bolts with small head and short neck—Product grade ...2022-10-25
  • GB/T 798-2021活節螺栓Eye bolts2022-10-25
  • GB/T 8-2021方頭螺栓 C級Square head bolts—Product grade C2022-10-25
  • GB/T 3103.4-2014緊固件公差 -200℃~+700℃使用的螺栓-螺母連接副2022-06-18
  • HB 8040-2002十字槽120°半沉頭螺栓120°raised countersunk head bolts with recess2022-06-15
  • HB 7427-1996鉸鏈連接用ＭＪ螺紋光桿公差帶ｆ７短螺紋小六角頭螺栓2022-06-15
  • HB 6510-1991光桿公差帶ｆ９抗剪型１００°沉頭鈦合金高鎖螺栓2022-06-15
  • GB/T 3105-2002普通螺栓和螺釘 頭下圓角半徑Gerneral purpose bolts and screws-Radii under the head...2022-06-15
  • QC/T 880-2011防拆卸螺栓No unscrew bolt2022-06-15
  • JB/T 4209.4-2014六角頭螺栓冷鐓模 第4部分:全螺紋縮徑凹模2022-06-15
  • HB 8367-20131100MPa強度等級A286MJ螺紋螺栓和螺釘規范2022-06-15
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