Hardfacing Electrodes
D&H 630H
AWS: SFA
EN ISO CODE:
D&H 630-H is a medium coated rutile type hardfacing electrode depositing an air hardening weld metal resistant to severe abrasion and moderate impact. Ideal for hardfacing applications to combat severe abrasion combined with moderate impact. Typical applications include dredger bucket lips, plough shares, excavator teeth, conveyer buckets, etc.
Approvals
CHEMICAL COMPOSITION OF ALL WELD METAL (%)
| Element | C | Mn | Si | Cr |
| Percent | 0.50 | 0.30 | 0.45 | 6.5 |
MECHANICAL PROPERTIES OF ALL WELD METAL
WELD METAL HARDNESS : 55-60RC
CURRENT AND PACKING DATA : AC / DC (-)
| Size (mm) | 5x450 | 4x450 | 3.15x350 | 2.5x350 |
| Current Range (Amps) | 175-210 | 140-175 | 90-125 | 70-90 |
| Weight / Carton (kgs) | 50 | 80 | 120 | 180 |
