JB/T 4371.2-2025 Pending Industry standards-Mechanical

JB/T 4371.2-2025 Socket-type drill chuck without wrench, Part 2: Technical specification

Publish Date: 2025-12-17 Implement Date: 2026-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JB/T 4371.2-2025

Standard Type: Industry standards

Standard Status: Pending

is_force_gb: no

CCS Name: Machinery tools and accessories

ICS Name: Drill, reamer, and hobbing cutter

Publish Date: 2025-12-17

Implement Date: 2026-07-01

Publisher: 工业和信息化部

Technical Committee: 全国金属切削机床标准化技术委员会

Development Information

Drafting Units:

烟台环球机床装备股份有限公司、山东征宙机械股份有限公司、山东威达机械股份有限公司

Drafting Persons:

景国丰、刘冬霞、马光芬、张越东

Same series standard

JB/T 4371.1-2025 Socket-head wrench without three jaws Part 1: Parameters and accuracy inspection

Replace the following standards

JB/T 4371.2-2002 Keyless type three-jaw drill chucks Part 2:technical specifications

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