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

Diameters / Packaging

Diameters
 (3) 10 lb Tube
3/32 in (2.4 mm) ED034358

Lincoln® ER90S-B3

TIG (GTAW) | ED034358

CLASSIFICATIONS:
AWS A5.28 : ER90S-B3

B3 alloyed steel designed for prolonged elevated temperature service up to 600°C (1112°F) and corrosion resistance

Diameter

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  • 3/32 in (2.4 mm)

Package

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  • (3) 10 lb Tube

DETAILS

Low Alloy Steel • AWS A5.28 ER90S-B3

Features

  • B3 alloyed steel: 2.25% chromium, 1% molybdenum alloyed steel consumable designed for prolonged elevated temperature service up to 600°C (1112°F)
  • Excellent corrosion resistance in refineries to sulfur bearing crude oil at 250°C-450°C (482°F-842°F)
  • Q2 Lot®- Certificate showing actual deposit chemistry and mechanical properties available online
  • Weld metal chemistry is low in impurity elements allowing it to respect the X Factor (<15ppm) and J-factor (<120ppm)

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

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.28 ER90S-B3

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

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