GB/T 18257-2021Hot-face identification marking of refractory bricks for use in rotary kilns (English PDF)

Foreword

This Standard identically adopts international standard ISO 9205.1988

"Refractory bricks for use in rotary kilns - Hot-face identification marking".

This Standard was proposed by National Bureau of Metallurgical Industry.

This Standard shall be under the jurisdiction of National Technical Committee

on Refractory of Standardization Administration of China.

Main drafting organizations of this Standard. China Academy of Building

Materials Science.

The drafting organizations of this Standard. State-owned Yixing Refractory

Equipment Factory, State-owned Xinmi Refractory Material Factory.

Main drafters of this Standard. Wu Bei, Wang Xiaogang, Zheng Huazhen, Zhai

Yaojie, Jin Liehuo, Bai Xuesong, Wang Huizhou.

Refractory bricks for use in rotary kilns - Hot-face

identification marking

1 Scope

This Standard specifies hot-face identification marking for refractory bricks for

use in rotary kilns.

This Standard is applicable to the identification marking for simply and quickly

checking whether the wedge-shaped refractory bricks are built in the correct

direction and the refractory bricks used for different kiln diameters.

2 Normative references

The following standards contain provisions which, through reference in this

Standard, constitute provisions of this Standard. At the time of publication, the

editions indicated are valid. All standards are subject to revision. The parties

who are using this Standard shall explore the possibility of using the latest

version of the following standards.

GB/T17912-1999, Refractory bricks for rotary kilns - Dimensions (neq ISO

5417.1986)

3 Technical requirements

The "notch" system (clause 4) shall be used as the principal method of marking.

The colour coding system (clause 5) shall be used as an additional extra system

where requested.

NOTE. The need for colour coding should be agreed between manufacturer and purchaser.

4 "Notch" system