CUPRO- NICKEL FILLER ROD FOR TIG WELDING.
IDENTIFICATION
Getig 712, ER CuNi
CLASSIFICATION
AWS/SFA 5.7 : ER Cu Ni, DIN 1733: SG -Cu Ni 30 Fe
DESCRIPTION
Corrosion and seawater resisting alloy. Getig 712 provides easy machinability, a clean weld pool with visibility and a tough weld metal free of porosity.
CHEMICAL ANALYSIS (RANGE) %
| C | Mn | Si | Ti | Cu | Ni | Fe | S | P |
| 0.05 max | 1.00 max | 0.25 max | 0.2 - 0.5 | Remainder | 29.0 - 32.0 | 0.40 - 0.75 | 0.01 max | 0.02 max |
TYPICAL APPLICATIONS
• Chemical apparatus construction, seawater evaporation plants, offshore techniques.
• Welded joints and surfacing welds on cupro-nickle alloys with up to 30% nickel content.
• Wnr: 2.0806, 2.0812, 2.0818, 2.0822, 2.0830, 2.0836, 2.0842, 2.0862, 2.0872, 2.0878, 2.0882, 2.0890.
• In ship building and in the chemical industry.
e.g. vessels, condenser tubes, condensers, heat-exchangers etc.
WELDING PROCESS : TIG
SHIELDING GAS : Welding Grade Argon or Ar-H2 mixture.
HARDNESS : 60 to 80 BHN
PACKING PARAMETERS
| Size (mm) | Length (mm) | Packing / Pkt (kg) | Packing / Box (kg) |
| 1.6 | 500 / 1000 | 2 | 2 x 5 = 10 |
| 2 | 500 / 1000 | 2 | 2 x 5 = 10 |
| 2.40 / 2.50 | 500 / 1000 | 2 | 2 x 5 = 10 |
| 3.15 / 3.20 | 500 / 1000 | 2 | 2 x 5 = 10 |