BS EN 4176:2005
Действует
Aerospace series. Lockbolts, 100$0D countersunk normal head or protruding head, tension-/ sheartype, close tolerance, in titanium alloy TI-P64001, anodized or with aluminium pigmented coating. Collars in titanium TI-P99002 or aluminium alloy 2024. Metric series. Technical specification
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