GB/T 7320-2008 Replaced National standards

GB/T 7320-2008 Refractories—Determination of thermal expansion

GB/T 7320-2008 Refractories—Determination of thermal expansion

Publish Date: 2008-06-03 Implement Date: 2008-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7320-2008

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Fire-resistant materials

ICS Name: Fire-resistant materials

Publish Date: 2008-06-03

Implement Date: 2008-12-01

Pages: 10 pages

Scope

This standard specifies the test methods for thermal expansion of refractory materials using the push rod method and the differential method. This standard is applicable to the determination of the linear expansion rate or the average linear expansion coefficient of refractory materials.

Development Information

Word Count: 17 Thousand words Pages: 10 pages

Replace the following standards

GB/T 7320.1-2000 Refractory materials—Determination of thermal expansion—Push rod method GB/T 7320.2-2000 Refractory materials—Determination of thermal expansion(Telescope method)

Superseded by the following standards

GB/T 7320-2018 Refractories—Determination of thermal expansion

Referenced Standards

GB/T 5989-1998 Refractory products—Determination of Refractoriness-under-load—Differential-with rising temperature GB/T 5989-2008 Refractory products—Determination of refractoriness-under-load—Differential method with rising temperature GB/T 5989-2023 Refractory products—Determination of refractoriness under load(differential method with rising temperature) GB/T 7321-2004 Sample preparation for testing of shaped refractory products GB/T 7321-2017 Sample preparation for testing of shaped refractory products GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 10325-2001 Shaped refractory products—Sampling and acceptance testing GB/T 10325-2012 Shaped refractory products—Rule of acceptance,sampling and inspection GB/T 16839.1-1997 Thermocouples—Part 1:Reference tables GB/T 16839.1-2018 Thermocouples—Part 1:EMF specifications and tolerances GB/T 16839.2-1997 Thermocouples—Part 2:Tolerances

Related Standards

GB/T 3002-1982 Replaced

GB/T 3002-1982 Test method for modulus of rupture of refractory products at elevated temperatures

Publish Date: 1982-03-29

GB/T 3994-1983 Replaced

GB/T 3994-1983 Shaped insulating refractory products—Fireclay bricks

Publish Date: 1983-12-12

GB/T 3995-1983 Replaced

GB/T 3995-1983 Shaped insulating refractory products—High alumina bricks

Publish Date: 1983-12-12

GB/T 3996-1983 Abolished

GB/T 3996-1983 Shaped thermal insulating products—Diatomite bricks and shapes

Publish Date: 1983-12-12

GB/T 4984-1985 Replaced

GB/T 4984-1985 Chemical analysis methods of zirconia-alumina refractories

Publish Date: 1985-03-06

GB/T 6900.9-1986 Replaced

GB/T 6900.9-1986 Fireclay and high-alumina refractories—Determination of potassium oxide and sodium oxide content—Atomic absorption spectrophotometric method

Publish Date: 1986-08-26