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GB/T 32219-2026Cylinder mills - Cast grinding cylpebs (English PDF)

筒式磨机　铸造磨段

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

January 28, 2026

Implementation date

August 1, 2026

Scope

GB/T 32219-2026 is the English-translated version of 筒式磨机　铸造磨段.

GB/T 32219-2026 is the Chinese standard "Cylinder mills - Cast grinding cylpebs". Its scope clause reads: This document specifies the grades and codes, technical requirements, inspection rules and markings, certificates of conformity, packaging, and transportation of the casting grinding section for cylindrical mills.

Storage, and the corresponding experimental methods are described. This document applies to the design, production, and manufacturing of chromium alloy cast iron grinding sections (hereinafter referred to as "cast grinding sections") for use as grinding media in cylindrical mills. test. Its clauses include terms and definitions.

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Document preview — GB/T 32219-2026

National Standard of the People's Republic of China

ICS: 73.120
Classification: D 94
Replacing: GB/T 32219-2015

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1.Scope
2 Normative References
3.Terms and Definitions
4.Brand and Code
5.Technical Requirements
6.Test Methods
7 Inspection Rules
Appendix A (Normative) Determination and Calculation of Fragmentation Rate
Appendix B (Normative) Calculation of Grinding Segment Wear in Casting Mills

1 Scope

This document specifies the grades and codes, technical requirements, inspection rules and markings, certificates of conformity, packaging, and transportation of the casting grinding section for cylindrical mills.

Storage, and the corresponding experimental methods are described.

This document applies to the design, production, and manufacturing of chromium alloy cast iron grinding sections (hereinafter referred to as "cast grinding sections") for use as grinding media in cylindrical mills.

test.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 223.11 Determination of Chromium Content in Iron and Steel and Alloys by Titration and Spectrophotometry

GB/T 223.18 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Copper by Sodium Thiosulfate Separation-Iodometric Method

GB/T 223.23 Determination of Nickel Content in Iron and Steel and Alloys - Dimethylglyoxime Spectrophotometric Method

GB/T 223.26 Determination of molybdenum content in iron and steel and their alloys - Thiocyanate spectrophotometric method

GB/T 223.59 Determination of phosphorus content in iron and steel and their alloys - Bismuth-phosphomolybdenum blue spectrophotometric method and antimony-phosphomolybdenum blue spectrophotometric method

GB/T 223.60 Determination of silicon content in iron and steel and alloys by gravimetric method

GB/T 223.64 Determination of Manganese Content in Iron and Steel and Alloys by Flame Atomic Absorption Spectrometry

GB/T 223.71 Chemical Analysis Methods for Iron and Steel Alloys - Determination of Carbon Content by Gravimetric Method After Combustion in Tubular Furnace

GB/T 223.72 Determination of sulfur content in iron and steel and their alloys by gravimetric method

GB/T 230.1 Metallic materials - Rockwell hardness test - Part 1.Test method

GB/T 4699.2 Determination of Chromium Content in Ferrochrome, Silicon-Chromium Alloy, Ferrochrome Nitride and High-Nitrogen Ferrochrome - Ammonium Persulfate Oxidation Titration and Electrochemical Method

Positional titration method

GB/T 5611 Casting Terminology

GB/T 5612 Method for designating cast iron grades

GB/T 20066 Sampling and Sample Preparation Methods for the Determination of Chemical Composition of Steel and Iron

GB/T 24234 Determination of Multi-Element Content in Cast Iron by Spark Discharge Atomic Emission Spectrometry (Conventional Method)

3 Terms and Definitions

The terms and definitions defined in GB/T 5611 and the following terms and definitions apply to this document.

3.1 Casting Grinding Cylindricals

The grinding media used in the cylindrical mill are approximately cylindrical in shape with a length-to-diameter ratio of less than 2.0.

3.2 Diameter tolerance

The difference between the maximum or minimum diameter required on the same casting grinding section and the nominal diameter.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 12 pages — is available in the English PDF.

Referenced standards

Normative references

Editions of GB/T 32219

Edition	Title	Revision	Status
GB/T 32219-2026	Cylinder mills - Cast grinding cylpebs	current edition	Current
GB/T 32219-2015	Cylinder mills - Cast grinding cylpebs	previous edition	Superseded

This page sells the current edition, GB/T 32219-2026. Earlier editions are listed for reference only.

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