Reference data for engineers: standard equivalents, torque values, material grades and coating comparison.
Quality management system certificate for our Hangzhou production base.
Wedge anchors, sleeve anchors and chemical anchors — sizes, packs and finish options.
How our cartons and pallets are specified for sea freight to avoid rust in transit.
How to choose between 8.8, 10.9, A2-70 and A4-80 for common environments and loads.
Recommended tightening torques by thread size, grade and lubrication condition.
Zinc plating, hot-dip galvanizing and Dacromet compared for corrosion resistance and cost.
| Standard | Full Thread | Half Thread | Hex Nut |
|---|---|---|---|
| DIN | DIN 933 | DIN 931 | DIN 934 |
| ISO | ISO 4017 | ISO 4014 | ISO 4032 |
| ANSI/ASME | ASME B18.2.1 | ASME B18.2.1 | ASME B18.2.2 |
| GB | GB 5783 | GB 5782 | GB 6170 |
Need the full torque table or grade-to-application guide? Request it from our sales team.
