ISO 1481 vs GB/T 5282
Slotted Pan Head Tapping Screw
- Interchangeable
- Yes. Every dimension is the same, in all 9 sizes. Order either.
- Which to order
- The number on your drawing. We make both: ISO 1481 and GB/T 5282.
- GB/T 5282
- China's version of ISO 1481, with the same dimensions.
- Sizes
- ST2.2 to ST9.5 in both.
| Size | PThread Pitch | aThread Runout | dkHead Diameter | dkHead Diameter | kNominal Head Height | kHead Height | nSlot Width | nSlot Width | nSlot Width | tSlot Depth | rRadius | yPoint Length — C (ref.) | yPoint Length — F (ref.) | yPoint Length — R (ref.) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | ISO 1481 | GB/T 5282 | |
| ST2.2 | 0.8same | 0.8same | 4same | 3.7same | 1.3same | 1.1same | 0.5same | 0.7same | 0.56same | 0.5same | 0.1same | 2same | 1.6same | – | – | |||||||||||||
| ST2.9 | 1.1same | 1.1same | 5.6same | 5.3same | 1.8same | 1.6same | 0.8same | 1same | 0.86same | 0.7same | 0.1same | 2.6same | 2.1same | – | – | |||||||||||||
| ST3.5 | 1.3same | 1.3same | 7same | 6.6same | 2.1same | 1.9same | 1same | 1.2same | 1.06same | 0.8same | 0.1same | 3.2same | 2.5same | 2.7same | ||||||||||||||
| ST4.2 | 1.4same | 1.4same | 8same | 7.6same | 2.4same | 2.2same | 1.2same | 1.51same | 1.26same | 1same | 0.2same | 3.7same | 2.8same | 3.2same | ||||||||||||||
| ST4.8 | 1.6same | 1.6same | 9.5same | 9.1same | 3same | 2.7same | 1.2same | 1.51same | 1.26same | 1.2same | 0.2same | 4.3same | 3.2same | 3.6same | ||||||||||||||
| ST5.5 | 1.8same | 1.8same | 11same | 10.6same | 3.2same | 2.9same | 1.6same | 1.91same | 1.66same | 1.3same | 0.25same | 5same | 3.6same | 4.3same | ||||||||||||||
| ST6.3 | 1.8same | 1.8same | 12same | 11.6same | 3.6same | 3.3same | 1.6same | 1.91same | 1.66same | 1.4same | 0.25same | 6same | 3.6same | 5same | ||||||||||||||
| ST8 | 2.1same | 2.1same | 16same | 15.6same | 4.8same | 4.5same | 2same | 2.31same | 2.06same | 1.9same | 0.4same | 7.5same | 4.2same | 6.3same | ||||||||||||||
| ST9.5 | 2.1same | 2.1same | 20same | 19.5same | 6same | 5.7same | 2.5same | 2.81same | 2.56same | 2.4same | 0.4same | 8same | 4.2same | – | – | |||||||||||||