CTOD tested, all-position basic AC/DC electrode for offshore fabrication. Alloyed with max 1% nickel. Good CVN toughness down to -60° C. CTOD tested in the AW and SR conditions. Use short arc. Weave slowly when permitted. DC+. Use DC- for root pass.
| Specifications | |
|---|---|
| Classifications | SFA/AWS A5.5 : E7018-G H4R EN ISO 2560-A : E 46 6 Mn1Ni B 32 H5 |
| Approvals | ABS : 3Y H5 ABS : 5YQ420 H5 BV : 5Y42 H5 CE : EN 13479 DNV : 5 Y42 H5 LR : 5Y46 H5 UKCA : EN 13479 |
| Welding Current | AC, DC+- |
| Diffusible Hydrogen | < 4.0 ml/100g |
| Alloy Type | Low alloyed (0.9 % Ni) |
| Coating Type | Basic covering |
| Min AC OCV | 65 V |
| Typical Tensile Properties | |||
|---|---|---|---|
| Condition | Yield Strength | Tensile Strength | Elongation |
| ISO | |||
| As Welded | 560 MPa | 630 MPa | 25 % |
| Typical Charpy V-Notch Properties | ||
|---|---|---|
| Condition | Testing Temperature | Impact Value |
| ISO | ||
| As Welded | -40 °C | 130 J |
| As Welded | -60 °C | 80 J |
| Typical Weld Metal Analysis % | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Mn | Si | S | P | Ni | Cr | Mo | V | Al | Cu | Nb | Ti |
| 0.065 | 1.65 | 0.30 | 0.005 | 0.015 | 0.90 | 0.035 | 0.01 | 0.01 | 0.005 | 0.03 | 0.005 | 0.01 |
| Deposition Data | |||||
|---|---|---|---|---|---|
| Diameter | Current | Voltage | Efficiency (%) | Fusion time per electrode at 90% I max | Deposition Rate |
| 2.5 x 350 mm | 65-100 A | 26 V | 62 % | 52 sec | 0.96 kg/h |
| 3.2 x 350 mm | 90-150 A | 23 V | 39 % | 67 sec | 1.3 kg/h |
| 4.0 x 350 mm | 110-190 A | 23 V | 39 % | 74 sec | 1.71 kg/h |
| 4.0 x 450 mm | 110-190 A | 23 V | 40 % | 95 sec | 1.59 kg/h |
| 5.0 x 450 mm | 185-235 A | 25 V | 39 % | 110 sec | 2.35 kg/h |