Lincoln ER70S-2 or ER70S-6 mild steel TIG Wires

Lincoln® ER90S-B3

TIG (GTAW)

AWS: ER90S-B3

Lincoln® ER90S-B3 from Lincoln Electric is designed to sustain elevated temperatures within demanding work environments.

DETAILS

Designed to sustain elevated temperatures within demanding work environments.

Features

  • High strength filler metal used for precision welding of 2.25% Cr – 1% Mo high pressure piping, pressure vessels, and dissimilar combinations of Cr-Mo and carbon steels
  • Designed to sustain elevated temperatures within demanding work environments
  • Produced to the most stringent quality standards including AWS A.5.28 and ASME SFA-5.28
  • Trace elements are controlled to ensure low Bruscato factor (X-Factor < 10 ppm)

Typical Applications

  • Power Generation, Nuclear Industries

Welding Positions

  • All

Shielding Gas

  • 100% Argon

Special Features

Service Information

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.28 ER90S-B3

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

MECHANICAL PROPERTIES

Classification Shielding Gas Polarity Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Hardness Rockwell B
ER90S-B3 Requirement 100% Ar DC- 540 (78) min. 620 (90) min. 17 min. Info. Only
Typical Result, 1 hour @ 690°C (1275°F) 100% Ar DC- 560-600 (81-86) 690-720 (100-105) 23-26 96

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

WIRE COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %Total Cu
ER90S-B3 Requirement 0.07 - 0.12 2.30 - 2.70 0.40 - 0.70 0.90 - 1.20 0.20 max. 0.025 max. 0.025 max. 0.40 - 0.70 0.35 max.
Typical Result 0.09-0.10 2.42-2.47 0.52-0.58 1.01-1.05 0.03-0.04 0.003-0.008 0.003-0.008 0.50-0.54 0.05-0.08