AWS Class ER4047 MIG and TIG Filler Metal

Conrad Welding Supplies is a reputable manufacturer and supplier located in Houston, USA, focusing on top-notch welding products like the AWS Class ER4047 MIG and TIG filler metals. With a strong emphasis on technical know-how and a dedication to quality, Conrad Welding Supplies delivers dependable solutions tailored for both industrial and commercial needs. Their ER4047 filler metals are crafted to meet strict AWS standards, guaranteeing reliable performance even in the toughest welding jobs. Known for their durability and precision, Conrad Welding Supplies caters to a diverse clientele across the U.S., supporting various industries such as aerospace, automotive, and construction.

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What is AWS Class ER4047 MIG and TIG Filler Metal?

The AWS Class ER4047 MIG and TIG filler metal is mainly made from an aluminum-silicon alloy, featuring about 12% silicon, which boosts its flow properties and resistance to corrosion. It has a melting range of 573–582°C, a tensile strength of around 110 MPa, and impressive crack resistance. This filler metal is characterized by low shrinkage and excellent weldability, making it particularly effective for joining aluminum alloys. Its mechanical and chemical stability makes it perfect for projects that demand both a great finish and durability, especially in thin section and precision welding tasks.

AWS Class ER4047 MIG and TIG Filler Metal Specifications

Classification	AWS A5.10, ER 4047
Form	MIG spools, TIG cut lengths, Reels and Coils
Type Of Welding	Inert Gas Welding
Standard TIG straight lengths are available	36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request.
AWS ER 4047 MIG & TIG Filler Metal Application & uses	Hardware tools Metallurgy Machinery Construction Shipbuilding Petroleum Chemical plant Power sector Gas Industry

If You Are Looking To Buy High Quality
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.

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Top AWS Class ER4047 MIG and TIG Filler Metal in Houston , USA

Conrad Welding Supplies, based in Houston , USA, is a leading manufacturer and distributor of MIG & TIG welding filler metal rods and wires, including AWS Class ER4047. Our high-quality welding solutions are specifically designed for aluminum and aluminum alloys, providing excellent fluidity, low shrinkage, and superior crack resistance. The ER4047 filler metal is ideal for applications requiring strong, reliable welds with a smooth finish, commonly used in industries such as automotive, aerospace, and general fabrication. With a commitment to timely delivery and exceptional customer service, Conrad Welding Supplies ensures precision and outstanding performance with AWS Class ER4047.

AWS Class ER4047 MIG and TIG Filler Metal Chemical Composition

Si	Fe	Cu	Mn	Mg	Zn	Other	Al
11.0-13.0	0.08	0.30	0.15	1.10	0.20	0.15	Remainder

AWS Class ER4047 MIG and TIG Filler Metal Mechanical Properties

Conductivity:	41% IACS (-0)
Tensile Strength, kpsi:	27
Color:	Gray-Black

Modern Equipments

Well Maintained

Expert Engineers

Efficient Factories

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AWS Class ER4047 MIG and TIG Filler Metal Uses

ER4047 MIG and TIG filler metal is commonly used in situations that require outstanding corrosion resistance, a smooth weld finish, and minimal distortion. It’s particularly well-suited for welding heat-treatable aluminum alloys like 6061 and 6082, which are often found in aerospace parts, automotive radiators, and HVAC systems. Thanks to its high silicon content, ER4047 offers superior fluidity and reduced hot cracking, making it ideal for both manual and automated welding processes. Various industries depend on it for constructing structural frames, aluminum pipes, marine components, and architectural features that need clean, strong welds.

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.