T/ZZAS 045-2024 Active Group standards

T/ZZAS 045-2024 Precision inspection of double-pillar door-type vertical CNC lathe

Publish Date: 2024-12-17 Implement Date: 2024-12-17 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/ZZAS 045-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Lathe

Publish Date: 2024-12-17

Implement Date: 2024-12-17

Scope

Main technical content: 4. General requirements 4.1 Measurement units: All linear dimensions, deviations, and corresponding tolerances in this document are expressed in millimeters (mm); angular dimensions are expressed in degrees (°); angular deviations and corresponding tolerances are represented as ratios, using micro-radians (μrad) or arcseconds (""), converted according to Equation (1): 0.010/1000 = 10μrad ≈ 2" (). 4.2 Reference standards: When using this document, reference should be made to GB/T 17421.1–2023 and GB/T 17421.2–2023, particularly for the installation of machine tools before inspection, the heating of spindles and other moving parts, the description of inspection methods, and the evaluation and presentation of results.