CROMAROD® DUPLEX B Covered (Stick) Electrodes (SMAW) Stainless
CROMAROD® DUPLEX B is a basic flux coated electrode intended for welding
similar composition duplex stainless steels e.g. 1.4462, UNS 31803. The
basic coating design produces a very low micro-oxide level in the deposit,
giving excellent fracture toughness at temperatures down to -46 °C.
Duplex stainless steels offer an excellent combination of high strength and
very good resistance to chloride induced pitting and stress corrosion cracking.
A heat input range of 0,5-2,5 kJ/mm is recommended to maintain a
favourable ferrite/austenite phase balance in the weld metal.
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Classifications:
- EN ISO 3581-A:
- E 22 9 3 NL B 42
- AWS A5.4:
- E 2209-15
Welding Position:
Coating type: Basic
Welding Current: DC+
Mechanical properties:
- Yield strength, Rp0.2%:
- 630 MPa
- Tensile strength, Rm:
- 790 MPa
- Elongation, A5:
- 27%
- Impact energy, CV:
- -40 °C · 65 J
- Impact energy, CV:
- -50 °C · 60 J