GB/T 4267-1984
Replaced
GB/T 6138.1-1997
Replaced
National standards
GB/T 6138.1-1997 Subland twist drills for holes prior to tapping screw threads—Part 1:The types and dimensions for subland twist drills with parallel shanks
GB/T 6138.1-1997 Subland twist drills for holes prior to tapping screw threads—Part 1:The types and dimensions for subland twist drills with parallel shanks
Basic Information
Standard Code:
GB/T 6138.1-1997
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
no
CCS Name:
Knives
ICS Name:
Drill, reamer, and hobbing cutter
Publish Date:
1997-08-28
Implement Date:
1998-06-01
Pages:
5 pages
Development Information
Same series standard
Replace the following standards
GB 6138-1985
Superseded by the following standards
Referenced Standards
Adopt standards
ISO 3439:1975
Related Standards
GB/T 14299-1993
Replaced
GB/T 14299-1993 Spiral flute drill with indexable inserts
GB/T 14332-1993
abolished_transferred
GB/T 14332-1993 Ejector drills with carbide tips
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
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
GB/T 1438.3-1996
Replaced