GB/T 5989-1998
Refractory products--Determination of Refractoriness-under-load--Differential-with rising temperature (English Version)

Standard No.

GB/T 5989-1998

Language

Chinese, Available in English version

Release Date

1998

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2008-12

Replace By

GB/T 5989-2008

Latest

GB/T 5989-2023

Scope

This standard specifies the method for measuring the deformation (or "load softening temperature") of refractory materials or products subjected to a constant load under the condition of continuous temperature rise (differential-temperature rise method). The highest temperature that can be measured in this test is 1700°C.

GB/T 5989-1998 history

• 2023 GB/T 5989-2023 Refractory products—Determination of refractoriness under load(differential method with rising temperature)
• 2008 GB/T 5989-2008 Refractory products.Determination of refractoriness-under-load.Differential method with rising temperature
• 1998 GB/T 5989-1998 Refractory products--Determination of Refractoriness-under-load--Differential-with rising temperature