GB/T 25374-2010Metal-cutting machine tools - Measuring method of cleanliness (English PDF)

1 Scope

This standard specifies the use of metal-cutting machine tools cleanliness visual, touch and gravimetric methods and particle counting measurement method.

This standard applies to metal cutting machine tools (hereinafter referred to as the machine) cleanliness measurements.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB 1922-2006 oil paints and cleaning solvents

GB/T 20082-2006 Hydraulic fluid contamination using an optical microscope method (ISO 4407 Determination of particulate contamination.

2002, IDT)

ISO 11500.1997 Determination of particulate contamination of hydraulic drive with automatic shading principle of counting method

3 Terms and Definitions

The following terms and definitions apply to this standard.

4 General requirements

5 detects objects and methods used

Detecting objects and methods used are shown in Table 1.

Table 1

No. Test object name detection method

1 parts and components

Inner and outer surface of the bearing, shaft, screw, and other major parts

Holes, grooves and mating surfaces of parts in general, Face etc.

Bed, column, slide, table, spindle box, hydraulic tank and other casting or welding

Fittings inside and outside surfaces (including the front surface of the primer) and the slot holes, etc.

Guide surface and joint surface, combined with the hole surface, tank

Visual, touch method

GB/T 29001.5-2013 | GB/T 28615-2012 | GB/T 24343-2009 | GB/T 25375-2010 | GB/T 25373-2010 | GB/T 25372-2010 | […]