DL/T 777-2012
Boiler refractory of thermal power plants (English Version)

Standard No.

DL/T 777-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

Professional Standard - Electricity

Latest

DL/T 777-2012

Replace

DL/T 777-2001

Scope

This standard specifies the terminology, technical conditions, inspection methods, inspection rules, packaging, marking, transportation and storage of refractory materials used in thermal power plant boilers. This standard applies to the design, construction, maintenance, quality supervision and acceptance of refractory materials for boilers in thermal power plants. If there are requirements for the wear resistance of refractory materials, refer to relevant standards.

DL/T 777-2012 Referenced Document

• GB/T 10297 Test method for thermal conductivity of nonmetal solid materials.Hot-wire method*， 2015-09-11 Update
• GB/T 10326 Shaped refractory products inspections of dimension, appearance and section*， 2016-10-13 Update
• GB/T 15545 General rules for packing, marking, transport, storage and quality certificates of unshaped refractory*， 2020-06-02 Update
• GB/T 16546 General rules for packing, marking, transport, storage and quality certificates of shaped refractory*， 2020-06-02 Update
• GB/T 22459.4 Refractory mortars—Part 4: Determination of flexural bonding strength*， 2022-03-09 Update
• GB/T 22459.7 Refractory mortars—Part 7: Determination of other properties*， 2019-08-30 Update
• GB/T 2997 Test method for bulk density,apparent porosity and true porosity of dense shaped refractory products*， 2015-12-10 Update
• GB/T 2998 Test method for bulk density and true porosity of shaped heat insulating refractory products*， 2017-01-01 Update
• GB/T 3001 Refractory products—Determination of modulus of rupture at ambient temperature*， 2017-09-07 Update
• GB/T 5072 Test method for normal temperature compressive strength of refractory materials*， 2023-12-28 Update
• GB/T 5988 Refractory products—Determination of permanent change in dimensions on heating*， 2022-03-09 Update
• GB/T 6900 Chemical analysis of alumina silica refractories*， 2016-08-29 Update
• GB/T 7321 Sample preparation for testing of shaped refractory products*， 2017-09-07 Update
• GB/T 7322 Refractory products—Determination of refractoriness*， 2017-09-07 Update
• YB/T 2206.2 Test method for thermal shock resistance of castable refractory.Water quenching
• YB/T 370 Refractoies.Determination of refractoriness under load (non-differential, with rising temperature)*， 2016-04-05 Update
• YB/T 376.1 Test method for thermal shock resistance of refractory products (Water quenching)
• YB/T 4130 Refractory materials Determination of thermal conductivity (calorimeter)
• YB/T 5116 Method for sample preparation of fireclay and high alumina plastic refractories
• YB/T 5119 Test method for workability index of fireclay and high alumina plastic refractories
• YB/T 5200 Dense refractory castables ---Determination of bulk density and apparent porosity
• YB/T 5202.1 Preparation of specimen for unshaped refractories Part1:Refractory castables

DL/T 777-2012 history

• 2012 DL/T 777-2012 Boiler refractory of thermal power plants
• 2001 DL/T 777-2001 Technical requirements for boiler refractory of thermal power plants