Happy Christmas Christmas Opening Times
We will close on Fri 21st Dec at 4pm and reopening on Wed 2nd Jan
Happy Christmas

ER 80S-B2

Technical Data Sheet


Chemical Composition Limits
Weight% C Mn Si Cr Mo P S Cu Ni OET
ER 80S-B2 0.07-0.12 0.40-0.70 0.40-0.70 1.2-1.5 0.40-0.65 0.025 max 0.025 max 0.35 max 0.20 max 0.50 max

Alloy ER 80S B2 is designed for welding on 1.25% Cr and 0.5% Mo steels, which are used for high temperature service. Preheating and interpass temperatures of not less than 300ºF must be used during welding.

Typical Mechanical Properties

Material Ultimate Tensile Strength Offset Yield Strength 0.2 % Elongation (%)
psi MPa psi MPa
ER 80S-B2 85,550 590 72,500 500 26

Alloy ER 80S-B2 is a mild and low alloy steel TIG, MIG and SUB-ARC wire used for welding. For all stock availability contact Sales.

AWS 5.28
UNS K20900

Return to Main Welding Page


More News ........ Cutting Capabilities Expanded
We have a brand new 3 metre Guillotine. Take a look:
Aircraft Materials Metal Cutting Durma VS 3006



Join our Mailing List

Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.