Hex head bolts partially threaded
BN 61
DIN 931
(Standard withdrawn)
ISO 4014
~UNI 5737
~ČSN 021101
| Headform | 
            Headform
            Hexagon
 | 
| Drive | 
            Drive
            Hexagon
 | 
| Thread | 
            Thread
            partially threaded
 | 
| Material | 
            Material
            Steel
 | 
| Property class | 
            Property class
            8.8 U
 | 
| Surface | 
            Surface
            hot dip galvanized
 | 
All features
All prices are based on the minimum order quantity. If you have any questions or special requirement, please contact Bossard.
M10; M12: wrench size according to ISO on request
Standard
Additional information
Head marking for hot dip galvanized screws with thread undersize of tolerance class 6az in accordance with ISO965-4: «8.8 U»
Hot dip galvanized screws M8, M10 according to the present specification are subject to a reduced load capacity according to ISO10684 due to their thread undersize before hot dip galvanizing.
Features
| Headform | 
            Headform
            Hexagon
 | 
| Drive | 
            Drive
            Hexagon
 | 
| Thread | 
            Thread
            partially threaded
 | 
| Material | 
            Material
            Steel
 | 
| Property class | 
            Property class
            8.8 U
 | 
| Surface | 
            Surface
            hot dip galvanized
 |