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Echnical Ulletin: Used For Joining in Large Vehicle and Crane Manufacturing

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TECHNICAL BULLETIN

MIDALLOY ER100S-G WELDING WIRE

CLASSIFICATION
• AWS 5.28Class ER100S-G / ASME SFA 5.28 Class ER100S-G EN 12534 G694MGMn3NiCrMo

DESCRIPTION
• MIDALLOY ER100S-G is a medium alloy, copper-coated welding wire suited for MIG or TIG welding.

APPLICATIONS
• MIDALLOY ER100S-G is used to weld HY80 and other similar steels.
• Welds exhibit high strength as well as low temperature toughness down to -60°F.
• Used for joining in large vehicle and crane manufacturing.

TYPICAL CHEMISTRY
C Mn Si P S Ni Cr Mo V Ti + Zr Al Cu
.08 1.6 .50 .005 .009 1.50 .30 .25 .09 .005 .004 .15

TYPICAL MECHANICAL PROPERTIES


TENSILE STRENGTH 120,350 PSI
YIELD STRENGTH 110,200 PSI
ELONGATION IN 2” 19%
CHARPY V NOTCH @ -51°°C 70 Joules

WELDING PARAMETERS (GMAW)


SPRAY TRANSFER SHORT ARC
DIA. AMPS. VOLTS GAS AMPS. VOLTS GAS
.035” 160-200 28 – 32 98 Ar/2 O2 100-140 22 - 25 100% CO2
.045” 180-220 30 - 34 75 Ar/25 CO2 120-150 23 - 26 75 Ar/25 CO2

OTHER INFORMATION
• Mechanical properties are greatly influenced by preheat, interpass temperature, and post weld heat
treatment.
• Approvals: TÜV DB

STANDARD PACKAGING
• 33 lb. Spool
• 50 lb. bulk box

The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be construed as
warranties or guarantees, express or implied, regarding the products or services described herein or their use or applicability. We reserve the right to modify or improve the
designs or specifications of such products at any time without notice.

Office and Corporate Warehouse


2519 Cassens Drive
Fenton, MO 63026
636 349 6000 • 800 776 3300

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