GB/T 14235.4-1993

Abolished

Testing method for linear contraction of pattern materials in investment casting

熔模铸造模料 线收缩率测定方法

Standard Type
GBT
ICS
77.180
CCS
J31
Status
Abolished
Issue Date
1993-03-04
Implementation
1993-12-01
Centralized Committee
国家标准委
Issuing Authority
国家技术监督局

Application Summary AI generated

This standard specifies the testing method for measuring the linear contraction of pattern materials used in investment casting. It is applied in the metallurgical industry to evaluate the dimensional stability of wax or plastic patterns during cooling, ensuring accuracy in the subsequent mold-making and casting processes. The method is critical for quality control in foundries producing precision metal components.

Related Standards

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.