JB/T 51136-1999

Product quality grading of engine rubber seal

Standard Type

JBT

ICS

83.140.50

CCS

G43

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, Hardness, Oil Resistance, Test

Scope

Engine seal production, inspection

Applicable to engine rubber seal

Normative References

GB/T 2828.1-2012

Keywords

Seal hardness oil resistance temperature resistance aging

Application Summary AI generated

1. Graded by hardness deviation and oil resistance

2. Controls high temperature and aging performance

3. Limits compression set

4. Adopts national sampling standard.

Standard Timeline

replaces JB/T 51136.1

replaces 51136.3-94

Related Standards

GB/T 28494-2012 Globe valves of thermoplastics materials JB/T 51137-1999 Product quality grading of agricultural rubber dust boot GB/T 19274-2003 Geosynthetics--Plastic geocell GB/T 19470-2004 Geosythetics--Plastic geonet GB/T 19472.2-2004 Polyethylene structure-wall piping system for underground usage--Part 2:Polyethylene spirally enwound structure-wall pipes GB/T 19472.1-2004 Polyethylene structure wall pipeline system for underground usage--Part 1:Polyethylene double wall corrugated pipes GB/T 19473.2-2004 Polybutylene(PB) piping systems for hot and cold water installations--Part 2:Pipes GB/T 19473.3-2004 Polybutylene(PB) piping systems for hot and cold water installations--Part 3:Fittings

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.