GB/T 47189-2026

Upcoming

Test method of elastic modulus for oil well cement slurry

油井水泥浆体弹性模量试验方法

Standard Type
GBT
ICS
91.100.10
CCS
Q11
Status
Upcoming
Issue Date
2026-02-27
Implementation
2026-09-01
Centralized Committee
中国建筑材料联合会
Issuing Authority
国家市场监督管理总局、国家标准化管理委员会

Application Summary AI generated

This standard specifies the laboratory test method for determining the elastic modulus of oil well cement slurry under simulated downhole conditions. It is applied in the petroleum and natural gas drilling industry to evaluate the mechanical integrity of cement sheaths used for wellbore zonal isolation. The test results help engineers select cement formulations that can withstand cyclic stress from hydraulic fracturing and pressure changes.

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.