GB/T 21944.1-2008 Replaced National standards

GB/T 21944.1-2008 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 1:Beam

GB/T 21944.1-2008 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 1:Beam

Publish Date: 2008-06-03 Implement Date: 2009-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21944.1-2008

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Abrasives and abrasive tools

ICS Name: Abrasives and grinding tools

Publish Date: 2008-06-03

Implement Date: 2009-01-01

Pages: 8 pages

Scope

This part of GB/T 21944 specifies the product classification, technical requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of reactive sintered silicon carbide kilnware—square beams. This part applies to reactive sintered silicon carbide square beams with an operating temperature not exceeding 1,350°C.

Development Information

Word Count: 13 Thousand words Pages: 8 pages

Same series standard

GB/T 21944.3-2008 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 3:Rollers

Superseded by the following standards

GB/T 21944.1-2022 Special products of silicon carbide—Kiln furniture of reaction bonded silicon carbide—Part 1:Beams

Referenced Standards

GB/T 2997-2000 Test method for bulk density, apparent porosity and true porosity of dense shaped refractory products GB/T 3045-2003 Abrasive grains—Chemical analysis of silicon carbide GB/T 6569-2006 Fine ceramics(advanced ceramics,advanced technical ceramics)—Test method for flexural strength of monolithic ceramics at room temperature GB/T 10325-2001 Shaped refractory products—Sampling and acceptance testing GB/T 14390-1993 Test method for flexural strength of high performance ceramics at elevated temperature GB/T 16546-1996 Shaped refractory products—Packing, marking, transportation and storage

Related Standards

GB/T 13826-1992 Replaced

GB/T 13826-1992 Wet type (non-metallic)friction materials

Publish Date: 1992-11-05

GB/T 14319-1993 Replaced

GB/T 14319-1993 Superfinishing stone

Publish Date: 1993-04-17

GB/T 14320-1993 Replaced

GB/T 14320-1993 Vitrified force-honing stone

Publish Date: 1993-04-17

GB/T 14321-1993 Replaced

GB/T 14321-1993 Testing method for quantities of α-Al2O3 phase in alumina with an X-ray diffractometer

Publish Date: 1993-04-17

GB/T 14322-1993 Abolished

GB/T 14322-1993 Determination for grain size distribution of microgrits W3.5 to W0.5 of conventional abrasive

Publish Date: 1993-04-17

GB/T 15305.2-1994 Replaced

GB/T 15305.2-1994 Coated abrasives—Abrasive rolls—Dimensions and tolerances

Publish Date: 1994-12-20