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Lastek 1222 C

Creep and heat resistant steel

Lastek 1222 C is a Cr-Mo alloyed Tig wire for joining heat resistant steels with a chromium content of approx. 2.5 % and a molybdenum content of approx.1.2 %.

The deposit is heat resistant up to 600 °C (1110 °F).

Good welding properties, also in position.

Specifications & Usage

Application

Steamproduction: boilers, overheating tubes, flanges, collectors, ...

Petrochemical industry.

Welding 10CrMo910, 10CrSiMoV7, GS12CrMo910, …

Instructions

Preheating 200 °C to 300 °C depending on the base metal and workpiece thickness.

Stress-free annealing between 580 °C and 625 °C after welding is recommended for thicker pieces.

Specifications

Welding proces: Tig welding (GTAW)

Material Type: Mild steel (unalloyed)

Welding positions: NA

Norm : EN ISO 21952-A

Classification: W CRrMo2Si

Norm: AWS A5.28

Classification: ER 90S-B3

Minimum packing: 5 kg in a cardboard box

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Lastek 1222 C

Creep and heat resistant steel

Application

Instructions

Specifications

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