hex head bolts: 1DIN931 DIN933 GB5782 GB5783 ISO4014 2.ISO 9001 certification 3.grade : 4.8 5.6 8. 10.9

HEX HEAD NUTS /HEXAGON HEAD NUTS

1.STAINLESS STEEL

*standard : DIN931  DIN933 GB5782 

                   GB5783  GB5784  GB21  ISO4014

                   ISO4017  JIS1180  ANSI/ASME B18.2

specifical : M5-M64  1/4-2''

length : 10-500mm

material :304 302 321 304L 201 667 668 316 316L

2. CARBON STEEL bolts 

standard : DIN 931 DIN933 

                 GB5782   GB5783  GB5784 GB30  GB21

                 ISO4014  ISO4017

               JIS1180  ANSI/ASMEB 18.2

specifical : M5- M64  1/4-2''

Length:  10--500mm

material : Q215  Q235  ML35  35CrMoVA   35CrMrMo  45#

hex head bolts