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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]

BS 4A 170+A1
Specification for aluminium alloy, mushroom-headed, slotted drive, bolts (unified thread)

Title (German)

Pilzkopfbolzen (Unified Gewinde) aus Aluminiumlegierung. Spezifikation

Edition 1999-06-15

Original language English

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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

BS 4A 170+A1 Specification for aluminium alloy, mushroom-headed, slotted drive, bolts (unified thread)

Want to learn more?

BS 4A 170+A1
Specification for aluminium alloy, mushroom-headed, slotted drive, bolts (unified thread)