AWS A5.29 E91T1-B3C

Characteristics and Application

AWS A5.29 E91T1-B3C is a gas-shielded and all-position flux-corded wire intended for 2.25%Cr-1%Mo low alloy steel welding. It should be used with 100%C02 shielding gas and offers good operator appeal. It is ideal for welding of Cr-Mo steel pipe and Cr-Mo steel, which need high creep resistance.

Typical chemical Composition of Weld Metal (%)

Typical Mechanical Properties of Weld Metal

Welding Positions:

Notes on usage:

1. Use DC(+) polarity
2. Use 99.8% or higher purity of C02 Gas. 

3. Preheat at 200-350℃, and PWHT at 690℃x1 hr.

4. Keep the product dry, while it is stored or delivered.

C 0.06  Mn 0.50  Si 0.26  P 0.016  S 0.011 Cr 2.22  Mo 1.10

Yield strength 645Mpa  Tensile Strenght 730MPa  Elongation 20%  PWHT 690℃ X 1hr

Flux Cored Arc Welding Wire