Postalloy® RW RailWeld-FCO
Postalloy® RW RailWeld-FCO is a open-arc wire for welding of carbon and alloy steels. Provides good fusion to the side walls without excessive slag interference. Applications include rails for rolling stock and crane rails in dockyards, mines, steelworks, and petrochemical plants.
Specifications
Product Type
- Wire
- Flux-cored
- Open-arc
Applications
- Rails for rolling stock
- Crane rails in dockyards, mines, steelworks and petrochemical plants
Weld Deposit Properties
- Deposit Thickness:
- 1 to 2 layers
- Machinable:
- Machinable
Welding Parameters
Current Type: DC Electrode Positive
| Volts | Amps | Diameter | Stick Out |
|---|---|---|---|
| 24-29 | 220-290 | 5/64" (2.0mm) | 1"-1½"(25-38mm) |
Welding Procedure:
Preheat typically 392°F (200°C) for 0.50% C rail steel, increasing to 572°F (300°C) for 0.70% C rail steel. It is important to maintain these minimum temperatures during welding. Maximum suggested interpass temperature 752°F (400°C).
Packaging Options
| Diameter | Standard Packaging |
|---|---|
| 5/64" (2.0mm) | 25 lb (11.3kg) spool |