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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

ASTM D 4172
Standard Test Method for Wear Preventive Characteristics of Lubricating Fluid (Four-Ball Method)

Title (German)

Bestimmung der verschleißverhindernden Eigenschaften von flüssigen Schmierstoffen (Prüfung im Vierkugel-Apparat)

Edition 2021

Original language English

Price from 73.80 €

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

ASTM D 4172 Standard Test Method for Wear Preventive Characteristics of Lubricating Fluid (Four-Ball Method)

Want to learn more?

ASTM D 4172
Standard Test Method for Wear Preventive Characteristics of Lubricating Fluid (Four-Ball Method)