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Database: 365,228(8 Aug 2026)
centre drills centre holes r-type center holes radius form-type r. dimensions scopethis standard centre adjustment magnetic flux leakage signal low tempertature oil bath dehydration equipment scopethis standard
GB/T 6078.3-1998 in English

GB/T 6078.3-1998 in English

SUPERSEDED

Centre drills. Part 3: Centre drills for centre holes with radius form-Type R. Dimensions

  • Issued on:1998-01-01
  • Implemented on:1999-09-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $40.00
$39.00
Standard No: GB/T 6078.3-1998
Document status: SUPERSEDED
Superseded by: GB/T 6078-2016 Centre drills
Superseded on: 2016-09-01
Title in English: Centre drills. Part 3: Centre drills for centre holes with radius form-Type R. Dimensions
Title in Chinese: 中心钻 第3部分:弧形中心钻-R型 型式和尺寸
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 1998-01-01
Implemented on: 1999-09-01
Superseding: GB 6078-1985 Centre drills
ICS Classification: 25.100.30-Drills, countersinks, reamers
Chinese Classification: J41-Cutting tools
Professional Classification: GB-National Standard
Related Keywords: centre drills
centre holes
r-type center holes
radius form-type r. dimensions scopethis standard
centre
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GB/T 6078.3
GB/T 6078.3-1998
Arc Center Drill
Center drill
Center drill execution

《GB/T 6078.3-1998中心钻 第3部分:弧形中心钻 R型 型式和尺寸》由TC91(全国刀具标准化技术委员会)归口,主管部门为中国机械工业联合会。
本标准规定了弧形中心钻-R型的型式和尺寸。本标准适用于加工R型中心孔(见GB/T 145)的弧形中心钻R型。


Scope

This standard specifies the type and size of the arc center drill-R type. This standard is applicable to arc-shaped center drill-R type for processing R-type center holes (see GB/T145).

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