JB/T 7907-2011
Specifications for powder metallurgy oil pump gears (English Version)

Standard No.

JB/T 7907-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Machinery

Latest

JB/T 7907-2011

Replace

JB/T 7907-1999

Scope

This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of internal combustion engine oil pump powder metallurgy gears (external meshing involute cylindrical spur gears, hereinafter referred to as gears) with working oil pressure not exceeding 1.2MPa. This standard applies to powder metallurgy gears for internal combustion engine oil pumps.

JB/T 7907-2011 Referenced Document

• GB/T 10095.1-2008 Cylindrical gears.System of accuracy.Part 1:Definitions and allowable values of deviations relevant to corresponding flanks of gear teech
• GB/T 10095.2 ISO tooth surface tolerance classification system for cylindrical gears - Part 2: Definition and allowable values of comprehensive radial deviation*， 2023-08-06 Update
• GB/T 1031-2009 Geometrical Product Specifications(GPS).Surface texture:Profile method.Surface roughness parameters and their values
• GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
• GB/T 223.69 Iron,steel and alloy.Determination of carbon contents.Gas-volumetric method after combustion in the pipe furnace
• GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update
• GB/T 5163 Sintered metal materials,excluding hardmetals.Permeable sintered metal materials.Determination of density,oil content,and open porosity
• GB/T 9097.1 Sintered metal materials,excluding hardmetals--Determination of apparent hardness Part 1: Materials of essentially uniform section hardness
• GB/Z 18620.1 Cylindrical gears.Code of inspection practice.Part 1: Inspection of corresponding flanks of gear teeth
• GB/Z 18620.2 Cylindrical gears.Code of inspection practice.Part 2: Inspection related to radial composite deviations, runout, tooth thickness and backlash
• JB/T 2798 Metallographe stadard specifications for powder metallurgy iron-based sintering products

JB/T 7907-2011 history

• 2011 JB/T 7907-2011 Specifications for powder metallurgy oil pump gears
• 1999 JB/T 7907-1999 Specifications for powder metallurgy oil pump gears