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|Name:||Din6921 Flange Head Screws||Class:||8.8|
|Size:||M14x35||Material:||Middle Carbon Steel|
|Finish:||Zinc Plated / Nickel / Black Oxide / Dacromet||Application Fields:||Automotive|
hex flange screw,
flanged button head screw
This International Standard specifies the characteristics of flange hexagon bolts ,with product grade A, with threads from M5 up to and including M16,length from 10mm to 200mm,and property classes 8.8, 9.8, 10.9 and A2-70,A4-70.
If you are looking for flange head screws, please contact us for further information.
We have good sense of customer priority.Our experience and expertise allows our team to fully assess the technical and commercial viability of products.We place great on quality and reliability,and it has earned us enormous respect and admiration within automobile,railtransit,new energy,electronics,mechanical,industrial robot and high-speed rail,etc.
|Mechanical and physical peroperties of bolts,screws and studs|
|Mechanical and physical peroperties||Property class|
|d≦16 mm||d﹥16 mm|
|Minimum tensile strength (N/mm2)||min||800||830||1040||1220|
|Vickers hardness (HV)||min||250||255||320||385|
|Brinell hardness (HB)||min||238||242||304||366|
|Rockwell hardness (HRC)||min||22||23||32||39|
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