JG/T 5057.1-1995
Construction machinery and equipment high strength hex head bolts
JG/T 5057.2-1995
Construction machinery and equipment high strength hex head bolts-full thread
JG/T 5057.3-1995
Construction machinery and equipment high strength hex head bolts-reduced shank
JG/T 5057.5-1995
Construction machinery and equipment high strength hex head bolts-fine thread
JG/T 5057.4-1995
Construction machinery and equipment high strength hex head bolts with large hex head
JG/T 5057.6-1995
Construction machinery and equipment high strength hex head bolts-Full fine thread
JG/T 5057.21-1995
Construction machinery and equipment High strength hexagon nuts,style 1
JG/T 5057.21-1995
Construction machinery and equipment High strength hexagon nuts,washer faced,style 1
JG/T 5057.22-1995
Construction machinery and equipment High strength hexagon nuts,style 2
JG/T 5057.22-1995
Construction machinery and equipment High strength hexagon nuts,washer faced,style 2
JG/T 5057.23-1995
Construction machinery and equipment High strength hexagon thick nuts
JG/T 5057.7-1995
Construction machinery and equipment high strength bolts with hexagon flange—Type A
JG/T 5057.7-1995
Construction machinery and equipment high strength bolts with hexagon flange—Type B
JG/T 5057.24-1995
Construction machinery and equipment High strength fasteners
JG/T 5057.25-1995
Construction machinery and equipment High strength large hexagon nuts
JG/T 5057.25-1995
Construction machinery and equipment High strength hexagon large nuts,washer faced
JG/T 5057.26-1995
Construction machinery and equipment High strength hexagon nuts,style 1-Fine pitch thread
JG/T 5057.26-1995
Construction machinery and equipment High strength hexagon nuts,washer faced,style 1-Fine pitch thread
JG/T 5057.8-1995
Construction machinery and equipment high strength bolts with hexagon flange-reduced shank—Type A
JG/T 5057.27-1995
Construction machinery and equipment High strength hexagon nuts,style 2-Fine pitch thread