Hexagonal bolt ASME B18.2.1, blue passivated zinc plated GR5 steel (A2K)
SCR-HCS-GR5-(ZN)-7/8_9X7
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The mechanical properties are regulated in SAE J429
The thread length is based on the standard ASME B18.2.1
1 INCH (in) = 25.4 mm
Datasheets(X)
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Nominal diameter (d1) | 7/8 in |
Length (l1) | 7 in |
Thread type | UNC |
Head height (k1) | 0.546 in |
External drive (s1) | WS1 5/16 |
Material | Steel |
Property class | GR5 |
Surface | Zinc plated |
Width across flats | 1 5/16 inch |
Thread length (lg) | 2-1/4 in |
Standards | ASME B18.2.1 |
Tightening torque 90% yield strength (1) | 546 Nm |
Min./max. resulting pre-load force (2) | 76.3-152.5 kN |
Corrosion protection period (3) | 48 h |
Disc with hardness to be used | ≥ 200 HV |
Nut to be used with strength class | ≥ GR5 |
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