GBT7220
GBT7220, Total:2 items.
The international standard classification for "GBT7220" includes: Properties of surfaces .
The Chinese standard classification for "GBT7220" includes: Basic standards and general methods .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 7220-2004 Geometrical Product Specifications(GPS) - Surface texture - Profile method - Surface roughness - Terminology - Measurement of surface roughness parameters
- GB/T 7220-1987 Surface roughness--Terminology--Measurement of surface roughness parameters
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