| Standard | Normal diameter | Normal Length (mm) | Accuracy of thread | Material | Performance degree | Surface treatment |
| GB/T 16674.1 | M5~M16 | 10~160 | 6g | Steel or Stainless steel |
8.8,9.8,10.9,12.9 A2-50,A2-70,A4-50,A4-70 or according to agreement |
True colors Blackening White zinc Yellow zinc Plate with nickel dacromet Hot dip galvanizing |
| GB/T 16674.2 | M8x1~M16x1.5 | 16~160 | ||||
| GB/T 5787(Q184) | M5~M16 | 10~200 | ||||
| Q180 | M5~M16 | 10~200 | ||||
| GB/T 5789 | M8x1~M16x1.5 | 16~160 | ||||
| ISO 15071 | M5~M16 | 10~160 | ||||
| DIN EN 1662 | M5~M16 | 10~160 |
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