Steel Welding Wire | McMaster-Carr

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Steel

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	Diameter Diameter

	Wire Type Wire Type

Solid

Flux Core

Metal Core

	AWS Material Code AWS Material Code

	Weight Weight

	Welding Process Welding Process

MIG

TIG

	Spool Diameter Spool Diameter

12"

	Shielding Gas Required Shielding Gas Required

Yes

	Arbor Hole Size Arbor Hole Size

0.63"

	Welding Current Designation Welding Current Designation

DCEP

DCEN

	Shielding Gas Included Shielding Gas Included

Yes

	Approximate Length per Pound Approximate Length per Pound

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Length Length

36"

	Approximate Rods per Pound Approximate Rods per Pound

100

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94 Products

MIG Welding Wire for Steel

2 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
ER70S-6
0.023"	Solid	DCEP	Yes	No	600	4"	0.63"	00000000	000000
0.030"	Solid	DCEP	Yes	No	500	4"	0.63"	00000000	00000
0.035"	Solid	DCEP	Yes	No	350	4"	0.63"	00000000	00000
0.045"	Solid	DCEP	Yes	No	195	4"	0.63"	00000000	00000
11 lbs.
ER70S-6
0.023"	Solid	DCEP	Yes	No	600	8"	2"	00000000	00000
0.030"	Solid	DCEP	Yes	No	500	8"	2"	00000000	00000
0.035"	Solid	DCEP	Yes	No	350	8"	2"	00000000	00000
0.045"	Solid	DCEP	Yes	No	195	8"	2"	00000000	00000
33 lbs.
ER70S-6
0.023"	Solid	DCEP	Yes	No	600	12"	2"	00000000	000000
0.030"	Solid	DCEP	Yes	No	500	12"	2"	00000000	000000
0.035"	Solid	DCEP	Yes	No	350	12"	2"	00000000	00000
0.045"	Solid	DCEP	Yes	No	195	12"	2"	00000000	00000
0.063"	Solid	DCEP	Yes	No	90	12"	2"	00000000	00000
44 lbs.
ER70S-6
0.030"	Solid	DCEP	Yes	No	500	12"	2"	00000000	000000
0.035"	Solid	DCEP	Yes	No	350	12"	2"	00000000	000000
0.045"	Solid	DCEP	Yes	No	195	12"	2"	00000000	000000

MIG Welding Wire for Thin-Gauge Steel

Use this wire on steel sheets.

1lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
E71T-GS
0.030"	Flux Core	DCEN	No	450	4"	0.63"	00000000	000000
0.035"	Flux Core	DCEN	No	330	4"	0.63"	00000000	00000
E71T-11, E71T11-AZ-CS3
0.030"	Flux Core	DCEN	No	450	4"	0.63"	00000000	00000
0.035"	Flux Core	DCEN	No	330	4"	0.63"	00000000	00000
2lbs.
E71T-GS
0.030"	Flux Core	DCEN	No	450	4"	0.63"	00000000	00000
0.035"	Flux Core	DCEN	No	330	4"	0.63"	00000000	00000
0.045"	Flux Core	DCEN	No	210	4"	0.63"	00000000	00000
E71T-11
0.030"	Flux Core	DCEN	No	450	4"	0.63"	00000000	00000
0.035"	Flux Core	DCEN	No	330	4"	0.63"	00000000	00000
0.045"	Flux Core	DCEN	No	100	4"	0.63"	00000000	00000
10lbs.
E71T-GS
0.030"	Flux Core	DCEN	No	450	8"	2"	00000000	00000
0.035"	Flux Core	DCEN	No	330	8"	2"	00000000	00000
0.045"	Flux Core	DCEN	No	210	8"	2"	00000000	00000
E71T-11
0.045"	Flux Core	DCEN	No	100	8"	2"	00000000	00000
E71T-11, E71T11-AZ-CS3
0.030"	Flux Core	DCEN	No	545	8"	2"	00000000	00000
0.035"	Flux Core	DCEN	No	330	8"	2"	00000000	00000
33lbs.
E71T-GS
0.030"	Flux Core	DCEN	No	450	12"	2"	00000000	000000
0.035"	Flux Core	DCEN	No	330	12"	2"	00000000	000000
0.045"	Flux Core	DCEN	No	100	12"	2"	00000000	000000
E71T-11
0.030"	Flux Core	DCEN	No	450	12"	2"	00000000	000000
0.035"	Flux Core	DCEN	No	330	12"	2"	00000000	000000
0.045"	Flux Core	DCEN	No	100	12"	2"	00000000	000000

High-Strength MIG Welding Wire for Steel

This wire creates stronger welds on steel than standard welding wire for steel.

2 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
ER80S-D2
0.030"	Solid	DCEP	Yes	No	500	4"	0.63"	0000000	000000
0.035"	Solid	DCEP	Yes	No	350	4"	0.63"	0000000	00000
11 lbs.
ER80S-D2
0.030"	Solid	DCEP	Yes	No	500	8"	2"	0000000	00000
0.035"	Solid	DCEP	Yes	No	350	8"	2"	0000000	00000
33 lbs.
ER80S-D2
0.030"	Solid	DCEP	Yes	No	500	12"	2"	0000000	000000
0.035"	Solid	DCEP	Yes	No	350	12"	2"	0000000	000000
0.045"	Solid	DCEP	Yes	No	175	12"	2"	0000000	000000

Wear-Resistant MIG Welding Wire for Steel

Increase the wear resistance of your base metal, or restore a worn-down surface with this wire.

1 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
55FC-O
0.035"	Flux Core	DCEP, DCEN	No	Yes	350	4"	0.63"	0000000	000000
3 lbs.
55FC-O
0.035"	Flux Core	DCEP, DCEN	No	Yes	350	8"	2"	0000000	00000

MIG Welding Wire for Vertical
and Overhead Welding on Steel

11 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Arbor Hole Size	Spool Dia.		Each
E71T-1
0.035"	Flux Core	DCEP	Yes	No	350	2"	8"	00000000	000000
33 lbs.
E71T-1
0.035"	Flux Core	DCEP	Yes	No	350	2"	12"	00000000	000000
0.045"	Flux Core	DCEP	Yes	No	200	2"	12"	00000000	00000

Fast-Deposit MIG Welding Wire for Steel

Make welds quickly with this fast-melting wire.

11 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Arbor Hole Size	Spool Dia.		Each
E70C-6M
0.035"	Metal Core	DCEP	Yes	No	350	2"	8"	00000000	000000
33 lbs.
E70C-6M
0.035"	Metal Core	DCEP	Yes	No	350	2"	12"	00000000	000000

MIG Welding Wire for Joining Dissimilar Metals

1 lbs.
Dia.	For Joining	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
ERCuAL-A2
0.035"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	Solid	DCEP	Yes	No	300	4"	0.63"	00000000	000000
3 lbs.
ERCuAL-A2
0.035"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	Solid	DCEP	Yes	No	300	8"	2"	00000000	00000

MIG Welding Wire for Joining Copper to Steel

						2 lbs.
Dia.	Wire Type	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Lg. per Pound, ft.	Spool Dia.	Arbor Hole Size		Each
ERCuSi-A
0.035"	Solid	DCEP	Yes	No	350	4"	0.63"	0000000	000000

TIG Welding Rods for Steel

1 lbs.
Dia.	Lg.	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ER70S-2
0.035"	36"	DCEP	Yes	No	100	00000000	000000
1/16"	36"	DCEP	Yes	No	30	00000000	00000
3/32"	36"	DCEP	Yes	No	10	00000000	00000
1/8"	36"	DCEP	Yes	No	8	00000000	00000
5/32"	36"	DCEP	Yes	No	5	00000000	0000
5 lbs.
ER70S-2
0.035"	36"	DCEP	Yes	No	100	00000000	00000
1/16"	36"	DCEP	Yes	No	30	00000000	00000
3/32"	36"	DCEP	Yes	No	10	00000000	00000
1/8"	36"	DCEP	Yes	No	8	00000000	00000
5/32"	36"	DCEP	Yes	No	5	00000000	00000

High-Strength TIG Welding Rods for Steel

These rods create stronger welds than standard TIG welding rods for steel.

1 lbs.
Dia.	Lg.	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ER80S-D2
0.035"	36"	DCEP	Yes	No	100	00000000	000000
1/16"	36"	DCEP	Yes	No	30	00000000	00000
3/32"	36"	DCEP	Yes	No	10	00000000	00000
1/8"	36"	DCEP	Yes	No	8	00000000	00000
5 lbs.
ER80S-D2
0.035"	36"	DCEP	Yes	No	100	00000000	00000
1/16"	36"	DCEP	Yes	No	30	00000000	00000
3/32"	36"	DCEP	Yes	No	10	00000000	00000
1/8"	36"	DCEP	Yes	No	8	00000000	00000

Fast-Deposit TIG Welding Rods for Steel

Make welds quickly with these fast-melting rods.

						5 lbs.
Dia.	Lg.	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ER70S-6
1/16"	36"	DCEP	Yes	No	30	00000000	000000
3/32"	36"	DCEP	Yes	No	10	00000000	00000
1/8"	36"	DCEP	Yes	No	8	00000000	00000

TIG Welding Rods for Joining Dissimilar Metals

1 lbs.
Dia.	Lg.	For Joining	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ERCuAL-A2
1/16"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	30	00000000	000000
3/32"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	10	00000000	00000
1/8"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	8	00000000	00000
5 lbs.
ERCuAL-A2
1/16"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	30	00000000	00000
3/32"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	10	00000000	00000
1/8"	36"	Steel, Stainless Steel, Cast Iron, Copper, Bronze	DCEP	Yes	No	8	00000000	00000

TIG Welding Rods for Joining Dissimilar Steels

1 lbs.
Dia.	Lg.	For Joining	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ER312
1/16"	36"	Steel, Stainless Steel	DCEP	Yes	No	30	00000000	000000
3/32"	36"	Steel, Stainless Steel	DCEP	Yes	No	10	00000000	00000
1/8"	36"	Steel, Stainless Steel	DCEP	Yes	No	8	00000000	00000
5 lbs.
ER312
1/16"	36"	Steel, Stainless Steel	DCEP	Yes	No	30	00000000	00000
3/32"	36"	Steel, Stainless Steel	DCEP	Yes	No	10	00000000	00000
1/8"	36"	Steel, Stainless Steel	DCEP	Yes	No	8	00000000	00000

TIG Welding Rods for Joining Copper to Steel

1 lbs.
Dia.	Lg.	Welding Current Designation	Shielding Gas Required	Shielding Gas Included	Approximate Rods per Pound		Pkg.
ERCuSi-A
1/16"	36"	AC, DCEP	Yes	No	25	00000000	000000
3/32"	36"	AC, DCEP	Yes	No	10	00000000	00000
1/8"	36"	AC, DCEP	Yes	No	7	00000000	00000
5 lbs.
ERCuSi-A
1/16"	36"	AC, DCEP	Yes	No	25	00000000	00000
3/32"	36"	AC, DCEP	Yes	No	10	00000000	00000
1/8"	36"	AC, DCEP	Yes	No	7	00000000	00000