ASTM B98 Alloy 651 or Alloy 655,B99 Alloy 651 or Alloy 655 silicon bronze.More corrosion resistant and stronger than brass.Hex head screws / bolts are a very common screws / bolts when it comes to construction or repair.They are also known as machine bolts.They can come in standard amount of threading or fully threaded depending on the length of bolts.Applications may vary from exterior,electric power,marine,machinery and high temperature areas.
Din933 & DIN931 & DIN558 silicon bronze hex cap screws are as follows:
Diameter:M6- M22
Length:10mm-300mm
Packing:polybag and carton
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