GB/T 4243-2017 Active National standards

GB/T 4243-2017 Long fluted machine reamers with Morse taper shanks

GB/T 4243-2017 Long fluted machine reamers with Morse taper shanks

Publish Date: 2017-12-29 Implement Date: 2018-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4243-2017

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Knives

ICS Name: Drill, reamer, and hobbing cutter

Publish Date: 2017-12-29

Implement Date: 2018-07-01

Pages: 7 pages

Scope

This standard specifies the types, dimensions, and marking examples of hobbing cutters used in Morse taper-shaft long-blade machines.
This standard applies to hobbing cutters used in Morse taper-shaft long-blade machines.

Development Information

Word Count: 12 Thousand words Pages: 7 pages

Replace the following standards

GB/T 4243-2004 Long fluted machine reamers, Morse tape shanks

Referenced Standards

GB/T 1443-1996 Machine tools—Self-holding tapers for tool shanks GB/T 1443-2016 Self-holding tapers for machine tools and tool shanks GB/T 4246-2004 Special tolerances for reamers

Adopt standards

ISO 236-2:2013

Related Standards

GB/T 4267-1984 Replaced

GB/T 4267-1984 Rotating tools with parallel shanks—Diameters of shanks and sizes of driving squares

Publish Date: 1984-03-28

GB/T 14299-1993 Replaced

GB/T 14299-1993 Spiral flute drill with indexable inserts

Publish Date: 1993-04-17

GB/T 14332-1993 abolished_transferred

GB/T 14332-1993 Ejector drills with carbide tips

Publish Date: 1993-04-17

GB/T 1438.1-1996 Replaced

GB/T 1438.1-1996 Taper shank twist drills—Part 1:The types and dimensions for Morse taper shank twist drills

Publish Date: 1996-07-05

GB/T 1438.2-1996 Replaced

GB/T 1438.2-1996 Taper shank twist drills—Part 2:The types and dimensions for long Morse taper shank twist drills

Publish Date: 1996-07-05

GB/T 1438.3-1996 Replaced

GB/T 1438.3-1996 Taper shank twist drills—Part 3:The types and dimensions for lengthened Morse taper shank twist drills

Publish Date: 1996-07-05