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Pencil hardness test

Pencil hardness test, Total:6 items.

In the international standard classification, Pencil hardness test involves: .

HU-MSZT, Pencil hardness test

• MSZ 9640/2.lap-1965

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Pencil hardness test

• GB/T 6739-1996 Determination of film hardness by pencil test

Professional Standard - Agriculture, Pencil hardness test

• GB/T 6739-1986 Coating film hardness pencil test method

NL-NEN, Pencil hardness test

• NEN 5350-1970 Paints. Determination of surf ace hard ness by means of pencils

National Metrological Technical Specifications of the People's Republic of China, Pencil hardness test

• JJF(石化) 007-2018 Calibration Specification for Pencil Hardness Testers
• JJF(石化)007-2018 Calibration Specification for Pencil Hardness Testers

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