Alloy 309LMo MIG and TIG Filler Welding Wire

Conrad Welding Supplies, a top-notch manufacturer and supplier located in Houston, USA, proudly offers its premium Alloy 309LMo MIG and TIG Filler Welding Wire, specifically crafted for critical welding tasks. This filler wire is a perfect blend of corrosion resistance, strength, and weldability, making it a go-to choice for tough industrial settings. Conra is committed to precision manufacturing, maintaining high-quality standards, and ensuring timely delivery throughout the USA. The Alloy 309LMo filler wire shines when it comes to welding dissimilar metals and stainless steels, especially in high-temperature and corrosive environments, making it a reliable option for clients in the chemical processing, power generation, and marine sectors.

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Alloy 309LMo MIG and TIG Filler Welding Wire Specification

Classification	AWS A5.9, 309LMo
Form	MIG spools, TIG cut lengths, Reels and Coils
Type Of Welding	Inert Gas Welding
Current	MIG-DCEP / TIG-DCEN
Diameters	.023”, .030”, .035”, .045”, 1/16”, 3/32”, 1/8”
Standard TIG straight lengths are available	36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request.
AWS 309LMo MIG & TIG Filler Metal Application & uses	Hardware tools Metallurgy Machinery Construction Shipbuilding Petroleum Chemical plant Power sector Gas Industry

What is Alloy 309LMo MIG and TIG Filler Welding Wire?

The Alloy 309LMo MIG and TIG Filler Welding Wire is primarily made up of chromium (about 23%), nickel (13.5%), and molybdenum (2.5%), all while keeping the carbon content low. This special mix boosts its resistance to corrosion, oxidation, and cracking at elevated temperatures. It boasts a tensile strength of around 620 MPa and a yield strength of roughly 450 MPa, along with impressive ductility and creep resistance. The addition of molybdenum enhances its ability to resist pitting and crevice corrosion, making this wire perfect for high-performance welding jobs in challenging corrosive and thermal stress environments.

Alloy 309LMo MIG and TIG Filler Welding Wire Equivalent Grade

Class	UNS	BOHLER
309LMo	S30988	BOHLER BOHLER CN 23/12 MO

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Electrodes and Filler Wire

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Alloy 309LMo MIG and TIG Filler Welding Wire Chemical Composition

C	Mn	Si	Cr	Ni	S	P	Mo	Cu
0.03 max	1.0-2.5	0.30-0.65	23-25	12-14	0.03 max	0.03 max	2-3	0.75 max

Alloy 309LMo MIG and TIG Filler Welding Wire Mechanical Properties

Tensile Strength (psi)	86,000 psi (593 MPa)
Yield Strength (psi)	57,000 psi (393 MPa)
Elongation (%)	42%

Alloy 309LMo MIG and TIG Filler Metal Parameters

Diameter		Process	Volt	Amps	Shielding Gas
in	(mm)	Process	Volt	Amps	Shielding Gas
.035	0.9	GMAW	22-23	180-210	Spray Transfer 98% Argon / 2% Oxygen
.045	1.2	GMAW	23-25	195-260
1/16	1.6	GMAW	25-28	260-390
.035	0.9	GMAW	19-23	55-170	Short Circuiting Transfer 90% Helium / 7 ½ % Argon / 2 ½ CO2
.045	1.2	GMAW	19-23	100-185
1/16	1.6	GMAW
1/16	1.6	GTAW	14-18	90-130	100% Argon
3/32	2.4	GTAW	15-20	120-175	100% Argon
1/8	3.2	GTAW	15-20	150-220	100% Argon

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Top Manufacturer and Supplier of Alloy 309LMo MIG and TIG Filler Welding Wire in Houston , USA

Conrad Welding Supplies is a Top manufacturer and supplier of high-quality Alloy 309LMo MIG and TIG Filler Welding Wire in Houston , USA. Specializing in welding solutions, we provide a wide range of products, including coated electrodes, welding electrodes, flux core, MIG & TIG welding wires, SAW flux and filler wires. Known for our reliable delivery and superior customer service, We are committed to offering top-tier welding materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your welding needs.

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Well Maintained

Expert Engineers

Efficient Factories

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Alloy 309LMo MIG and TIG Filler Welding Wire Uses

Alloy 309LMo MIG and TIG Filler Welding Wire is extensively utilized in industries that demand outstanding heat and corrosion resistance. It’s particularly effective for welding stainless steels to carbon or low-alloy steels, as well as for overlay welding in pressure vessels, heat exchangers, and boilers. This filler wire excels in chemical processing plants, pulp and paper industries, and marine settings where resistance to chloride-induced corrosion is crucial. Its high strength and metallurgical stability also make it a great fit for structural applications in high-temperature environments and under aggressive service conditions.

Industry We Serve

We provide high-quality electrodes, filler wire, MIG and TIG welding wires to a wide range of industries, including oil and gas, food, marine, petrochemical, power generation, and aerospace.