GB/T 1139-2017
Morse and metric taper reamers

Standard No.
GB/T 1139-2017
Language
Chinese
Release Date
2017
Published By
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会
Lastest
GB/T 1139-2017
Replace
GB/T 1139-2004
Scope
This standard specifies the basic requirements for the type, size, marking and technical conditions of Morse cone and metric cone reamers with straight shank and Morse taper shank. This standard applies to the following types of reamers: - No. 4 and No. 6 metric tapered reamers with straight shank and Morse taper shank; - No. 0 to No. 6 Morse taper reamers with straight shank and Morse taper shank. Reamers are right cutting unless otherwise stated.

GB/T 1139-2017 Referenced Document

  • GB/T 1443 Self-clamping cones for machine tools and tool holders
  • GB/T 4250 Taper reamers Technical requirements
  • GB/T 4267 Rotating tools with parallel shanks-Diameters of shanks and sizes of driving squares

GB/T 1139-2017 history



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