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Techalloy Stainless Stick Electrode

Diameters / Packaging

Diameters
 8 lb (3.6 kg) Easy Open Can
 10 lb (4.5 kg) Easy Open Can
1/8 x 14 in (3.2 x 350 mm) EL187125634
3/32 x 12 in (2.4 x 300 mm) EL187093632

Tech-rod® 187

Stick (SMAW)

CLASSIFICATIONS:
AWS CuNi

TECH-ROD® 187 Stick Electrode is a copper-nickel alloy designed for welding alloys of similar composition as well as 70/30 and 90/10 Cu/Ni alloys.

Diameter

Select Diameter

  • 1/8 x 14 in (3.2 x 350 mm)
  • 3/32 x 12 in (2.4 x 300 mm)

Package

Select Package

  • 8 lb (3.6 kg) Easy Open Can
  • 10 lb (4.5 kg) Easy Open Can

DETAILS

TECH-ROD® 187 provides good resistance to the corrosive effects of sea water environments for welding alloys of similar composition and copper-nickel alloys chemical compositions during operations.

Features

  • A copper-nickel electrode for welding alloys of similar composition as well as 70/30 and 90/10 Cu/Ni alloys
  • Q2 Lot® - certificates showing actual deposit composition available online

Typical Applications

  • Marine applications
  • Good resistance to the corrosive effects of sea water
  • Used for the clad side of copper-nickel clad steels

Welding Positions

  • Polarity DC+

Shielding Gas

  • N/A

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 A5.6 ECuNi

MECHANICAL PROPERTIES

Classification Tensile Strength
MPa (ksi) 		Elongation
%
ECuNi Requirement 340 (50) min. 20 min.
Typical Result, As-welded 360 (52) 23

DEPOSIT COMPOSITION

Classification %Cu %Fe %Mn %P %Pb %S %Si %Ti %Ni+Co
ECuNi Requirement Remainder 0.40 - 0.75 1.00 - 2.50 0.020 max. 0.02 max. 0.015 max. 0.50 max. 0.50 max. 29.0 - 33.0
Typical Result 63 0.64 1.72 0.000 0.00 0.003 0.00 0.02 30.8

TYPICAL OPERATING PROCEDURES

Diameter Current
Amps
3/32" (2.4 mm) 65-85
1/8" (3.2 mm) 80-110