Hex socket bolt ISO 4762, steel, strength class 8.8, zinc-nickel, black (ZNBHL)
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Hex socket bolt ISO 4762, steel, strength class 8.8, zinc-nickel, black (ZNBHL)
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Zinc plated chrome(VI)-free black zinc-nickel plated (ZNBHL) fasteners are suitable for areas with a high corrosion risk. The coating consist of a zinc-nickel alloy layer and a sealing coat (top layer integrated with grease particles).
Corrosion-resistant:
Dimension ≥ M2 – 360h*
Dimension ≥ M4 – 480h*
Dimension ≥ M10 – 720h*
*No corrosion on non-precious metals without threaded areas when tested with salt mist according to DIN EN ISO 9227 NSS
Overview of benefits:
Corrosion-resistant up to 720 hours against non-precious metal corrosion according to DIN EN ISO 9227 NSS
Chrome(VI)-free
Regulated friction factor 0,09 μ – 0,14 μ due to integrated top layer with grease particles
Thermal capacity up to 120 °C
Uniform coating distribution
Functional and decorative
Notice
ISO 4762 replaces DIN 912 | Somewhat similar | Nominal range changed | Fine thread has been moved to ISO 12474.
ISO 4762 replaces DIN 912 | Somewhat similar | Nominal range changed | Fine thread has been moved to ISO 12474.
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