YB/T 142-2012 (English Version) PDF

Scope: This standard specifies the technical requirements, test methods, inspection rules, packaging, marking, transportation, storage and quality certificates for impregnated graphite electrodes. This standard is applicable to pressed products made of petroleum coke, coal pitch, etc. as raw materials, which are impregnated, re-baked, graphitized, and machined after roasting and used as conductive materials in power supply arc furnaces and impregnated graphite for corrosion-resistant conduction. electrode.

YB/T 142-2012 Referenced Document

GB/T 1427 Sample method of carbon material*， 2016-06-14 Update
GB/T 1429 Carbon materials.Determination of the ash content
GB/T 24525-2009 Method for determination of specific resistance of carbon materials
GB/T 24528 Carbon materials-Determination method of the bulk density
GB/T 3074.1 The test method for flexural strength of carbon materials*， 2021-08-20 Update
GB/T 3074.2 Method for the determination of the elastic modulus of graphite electrodes
GB/T 3074.4 Method for the determination of the coefficient of thermal expansion of graphite electrodes*， 2016-08-29 Update
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 8719 General rule for packing,marking,storage,transport and quality certificates of carbonaceous material and products*， 2022-07-11 Update
YB/T 4088-2000 Graphite electrode