ISO 1483 vs GB/T 5284
Slotted raised countersunk head tapping screws
9of 9 diameters identical
Same part, two numbers. Every recorded dimension across ISO 1483 and GB/T 5284 is identical.
Accepting one against the other carries no dimensional risk. Material, property class and test requirements still follow whichever standard your order names.
What each number is
- ISO 1483Current
- Slotted raised countersunk (oval) head tapping screwsEdition 2011 · 9 recorded sizes · ST2.2 to ST9.5
- GB/T 5284Current
- Slotted raised countersunk head tapping screwsEdition 2017 · 9 recorded sizes · ST2.2 to ST9.5
Check your size
At ST2.2 every recorded dimension is identical.
| ISO 1483 | GB/T 5284 | |
|---|---|---|
| kgper 1000 pcs at 30 mm | 0.57 | 0.57 |
Send the standard you need with your sizes and we will quote it.