GB/T 28691-2012 Active National standards

GB/T 28691-2012 High precision trapezoidal thread broaching tap

Publish Date: 2012-09-03 Implement Date: 2013-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 28691-2012

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Knives

ICS Name: Taps and punch dowels

Publish Date: 2012-09-03

Implement Date: 2013-01-01

Pages: 11 pages

Scope

This standard specifies the types and dimensions of high-precision trapezoidal thread tapping taps, thread tolerances, technical requirements, marking and basic requirements for packaging.
This standard applies to high-precision trapezoidal thread tapping taps (hereinafter referred to as taps) used for processing trapezoidal threads (non-mating nuts of grades 7, 8 and 9 in JB/T 2886-2008).