Zinc Master Alloys for Use in Hot Dip Galvanizing
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Si | - | 1.00 | ||
| Mn | 3.75 | 4.75 | ||
| P | - | 0.045 | ||
| S | - | 0.03 | ||
| Ni | 9.00 | 10.50 | ||
| Cr | 19.00 | 22.00 | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | - | - | ||
| N | - | - | ||
| Mo | - | - | ||
| V | - | - |
Zinc Master Alloys for Use in Hot Dip Galvanizing
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 517 (≥) | 722 (≥) | 32 | 13 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 244 (≥) | 777 (≥) | 33 | 34 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 422 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 942 | 561 | 427 |
We can customize the production of B860 Z30750 grade, contact us for the best solution.
–sales@specificsteel.com