JB/T 7907-2025 Active Industry standards-Mechanical

JB/T 7907-2025 Technical Specifications for Powder Metallurgy Engine Oil Pump Gears

JB/T 7907-2025 JBT 7907-2025 Powder Metal Gear for Oil Pump - Technical Specification

Publish Date: 2025-05-09 Implement Date: 2025-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: JB/T 7907-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Powder metallurgy materials and products

ICS Name: Powder metallurgy

Publish Date: 2025-05-09

Implement Date: 2025-11-01

Development Information

Replace the following standards

JB/T 7907-2011 JBT 7907-2011 Powder Metal Gear for Oil Pump - Technical Specification

Related Standards

GB/T 3879-1983 Replaced

GB/T 3879-1983 The material blanks of steel bonded carbide

Publish Date: 1983-10-10

GB/T 4309-1984 Replaced

GB/T 4309-1984 Classification and designation for powder metallurgy materials

Publish Date: 1984-03-27

GB/T 5124.1-1985 Replaced

GB/T 5124.1-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of total carbon content

Publish Date: 1985-04-24

GB/T 5124.2-1985 Replaced

GB/T 5124.2-1985 Methods for chemical analysis of hardmetals—The gravimetric method for the determination of free(insoluble) carbon content

Publish Date: 1985-04-24

GB/T 5124.3-1985 Replaced

GB/T 5124.3-1985 Methods for chemical analysis of hardmetals—The potentiometric method for the determination of cobalt content

Publish Date: 1985-04-24

GB/T 5124.4-1985 Replaced

GB/T 5124.4-1985 Methods for chemical analysis of hardmetals—The photometric peroxide method for the determination of titanium content

Publish Date: 1985-04-24