Weltrode 6770 AC-DC
Propreitory Product
Sizes :
3.2 x 350 mm
4.0 x 350 mm
5.0 x 450 mm
Availability : In Stock
Premium Basic Coated Electrode For Building Up Hot Forging Dies .
- High Resistance To Deformation At High Tempratures .
- The Deposits Are Dense And Are Free Of Porosity .
- Excellent Resistance To Hot Cracking .
- Smooth Running Electrode With Excellent Bead Appearance .
- Ideal For Building-Up And Repair Of Hot Forging Tools , Moulds , Flanges , Distributor Pins , Drop Forging Dies , Hard Facing Of Saddle Tracks , Dies For The Hot-Production Of Screws Tools Etc .
- Good Results On Joining Of High Tensile Steels .
| Hardness | 38 - 43 HRC | |||
| Tensile Strength | 105000 PSI | |||
| Elongation | 35 - 37 % | |||
- Clean Weld Area .
- Pre-Heat Job To 300° C - 400° C And Maintain Throughout Welding .
- Maintain Short Gap And Clean Slag Between Passes .
- Air-Cool The Job To 200° C To Develop Uniform Hardness .
- Temper For 12-16 Hours At 400° C - 500° C . Remove Into Still Air And Cool .