JB/T 51093-1999

Product quality grading for tractor steering gears

Product quality grading for tractor steering gears

Standard Type

JBT

ICS

65.060.10

CCS

T65

Status

N/A

Issue Date

1999-12-30

Implementation

2000-06-01

Centralized Committee

National Tractor Standardization Committee

Issuing Authority

State Bureau of Machinery Industry

Catalogue

Scope, References, Performance, Test & Rules

Scope

R&D and quality evaluation for tractor steering parts

Applicable to mechanical tractor steering gear

Normative References

JB/T 8404.1-1996 JB/T 5673-2015 GB/T 2828.1-2012

Keywords

Steering gear; efficiency; stiffness; fatigue

Application Summary AI generated

1. Three grades with classified efficiency indexes

2. Limits no-load torque & torsional stiffness

3. Evaluates static torque and impact resistance

4. Appearance & sealing as grading auxiliary items.

Standard Timeline

replaces 51093-94

replaces JB/T 51093.1

Related Standards

JB/T 51186-1999 Quality grading for small tractor supporting parts JB/T 51089-1999 Product quality grading for electromagnetic ammeters used in tractors and internal combustion engines JB/T 51088-1999 Product quality grading for Bourdon tube thermometers used in tractors and internal combustion engines JB/T 51084-1999 Product quality grading for permanent magnet alternators used in tractors and internal combustion engines JB/T 51079-1999 Product quality grading for starters used in tractors and internal combustion engines JB/T 51087-1999 Product quality grading for Bourdon tube pressure gauges used in tractors and internal combustion engines JB/T 51075-1999 Product quality grading for tractor-drawn side-delivery rakes JB/T 51080-1999 Product quality grading for alternators used in tractors and internal combustion engines

Content extracted by AI. Not officially verified.