Selectarc CO12 TIG Wire

Cobalt base filler metal type Stellite® Grade 12 used for hardfacing parts subject to wear, combined or not: hot abrasion, metal-metal wear, corrosion of 500 °C to 800 °C. Maintains its hardness up to 650 °C.

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Specification

Classification Weld metal composition (%)
AWS A5.21 EN 14700 DIN 8555 C Si Mn Cr Ni W Mo Fe P S Co
ERCoCr-B S Co2 WSG-20-GO-50-CSTZ 1.4 1.4 0.1 30.5 2.4 8.4 0.2 2.0 <0.02 <0.03 Balance

 

Classification Mechanical properties
AWS A5.21 EN 14700 DIN 8555 Hardness (HRC)
ERCoCr-B S Co2 WSG-20-GO-50-CSTZ 20 °C → 49 400 °C → 34 600 °C → 37

Application

Cutting tools, mixing and shredding tools, extrusion screws (plastic industry), paper industry, hot working tools with thermal shock.

Specification

Classification Weld metal composition (%)
AWS A5.21 EN 14700 DIN 8555 C Si Mn Cr Ni W Mo Fe P S Co
ERCoCr-B S Co2 WSG-20-GO-50-CSTZ 1.4 1.4 0.1 30.5 2.4 8.4 0.2 2.0 <0.02 <0.03 Balance

 

Classification Mechanical properties
AWS A5.21 EN 14700 DIN 8555 Hardness (HRC)
ERCoCr-B S Co2 WSG-20-GO-50-CSTZ 20 °C → 49 400 °C → 34 600 °C → 37

Application

Cutting tools, mixing and shredding tools, extrusion screws (plastic industry), paper industry, hot working tools with thermal shock.