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ER 80S-B6

Technical Data Sheet


Chemical Composition Limits
Weight% C Mn Si Cr Mo S P Ni Cu OET
ER 80S-B6 0.10 max 0.40-0.70 0.50 max 4.50-6.0 0.45-0.65 0.025 max 0.025 max 0.6 max 0.35 max 0.50 max

Alloy ER80S B6 is designed for welding of materials of similar composition, for high temperature service conditions. This alloy is an air-hardening material and as such calls for preheat and interpass temperatures of 350ºF minimum during welding. Formerly known as ER502 AWS / ASME SFA 5.9. 

Typical Mechanical Properties

Material Ultimate Tensile Strength Offset Yield Strength 0.2 % Elongation (%)
psi MPa psi MPa
ER 80S-B6 91,350 630 69,600 480 25

Alloy ER 80S-B6 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 S50280

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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.