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OEM/ODM ER5554 Aluminum Welding Wire Manufacturers

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ER5554 Aluminum Welding Wire
  • ER5554 Aluminum Welding Wire
  • ER5554 Aluminum Welding Wire
  • ER5554 Aluminum Welding Wire
  • ER5554 Aluminum Welding Wire
Aluminum Welding Wire

ER5554 Aluminum Welding Wire

5554 is about 3% Magnesium Aluminum filler metal, for welding 5454 alloy metal mainly, which has medium-high strength, matches with 5454 Al plate in composition well. It can keep good corrosion resistance in some temperature.

Mainly apply to automobile wheel, storage tank, tank truck, etc.

E-mail: rich@chinayinyu.com
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ER5554
Aluminum Welding Wire
Al-Mg3.5Mn0.8 | 5xxx Series
AWS A5.10
ISO 18273
DNV-GL
ABS
3.1-3.9%
Magnesium
0.5-1.0%
Manganese
310 MPa
Tensile Strength
18-22%
Elongation
2.66 g/cm³
Density
⏺
ER5554 is a magnesium-manganese alloyed filler metal containing 3.1-3.9% magnesium and 0.5-1.0% manganese. This composition provides higher strength than ER5356 while maintaining excellent formability and corrosion resistance. The manganese addition refines grain structure and improves weld metal toughness. The wire is manufactured with shaved surface finish to eliminate oxides and residual lubricants. ER5554 is specifically formulated for welding 5xxx series aluminum alloys where higher mechanical properties are required, particularly for structural applications in marine, transportation, and pressure vessel industries.
01
Enhanced Strength
Manganese addition provides solid solution strengthening, achieving as-welded tensile strength of 310-340 MPa without post-weld heat treatment.
02
Grain Refinement
Controlled manganese content promotes fine equiaxed grain structure in weld deposit, improving fatigue resistance and reducing solidification cracking susceptibility.
03
Corrosion Performance
Magnesium-manganese combination provides passive oxide stability in seawater and industrial chemical environments, matching 5xxx series base alloys.
04
Weld Quality
Shaved surface finish with hydrogen content below 0.12ml/100g produces radiographic quality welds with minimal porosity.
Technical Specifications
Wire Diameters
0.8mm / 1.0mm / 1.2mm / 1.6mm / 2.4mm
Packaging
D200 (2kg) · D300 (7kg) · K355 (50kg) · Pay-off drum (180kg)
Shielding Gas
100% Argon (99.996%) · Ar-He 75/25 for heavy sections
Surface Condition
Shaved finish · Chemically degreased · Oxide depth below 30Å
Melting Range
575°C - 635°C (1067°F - 1175°F)
Hydrogen Content
Below 0.12 ml/100g aluminum
Chemical Composition Limits
Magnesium (Mg)3.1 - 3.9%
Manganese (Mn)0.5 - 1.0%
Chromium (Cr)0.05 - 0.20%
Titanium (Ti)0.05 - 0.15%
Iron (Fe)0.40% max
Aluminum (Al)Balance
Total other elements below 0.15% · Compliance with AWS A5.10 ER5554
Application Areas
Marine Structures → Ship hulls, offshore platforms, deck equipment
Pressure Vessels → Welded tanks, chemical containers, cryogenic storage
Transportation → Rail cars, truck trailers, dump bodies, fuel tankers
Heavy Fabrication → Crane booms, bridges, structural aluminum components
Welding Parameters (1.2mm diameter wire)
Voltage
20 - 24 V
Current
120 - 180 A
Wire Feed Speed
4.0 - 7.0 m/min
Argon Flow
16 - 22 L/min
Stickout
12 - 18 mm
Interpass Temp
Below 120°C
▲
Storage Requirements
Store spools in original vacuum-sealed packaging at 10-35°C with relative humidity below 55%. Opened spools must be used within 96 hours. For extended storage, place in heated cabinet at 35-45°C. Prevent exposure to oil mist, grinding dust, or chemical vapors.
●
Troubleshooting Guide
Porosity: Verify gas purity (99.996% minimum) and base metal cleanliness. Wire feeding issues: Use U-groove drive rolls with minimal tension. Replace Teflon liner every 150kg. Arc instability: Replace worn contact tip. Check work clamp connection. Maintain interpass temperature below 120°C.
■
Handling Precautions
Use clean, powder-free gloves when handling wire. Prevent contact with oil, grease, or coolant mist. Do not store near carbon steel processing areas. Return protective cover to spool after each use.
Technical data represents typical values obtained from controlled laboratory testing. Final mechanical properties depend on welding procedure, base material condition, joint geometry, and operator skill. Procedure qualification testing recommended for critical applications.

  • GB/T

    S AL 5554

    DIN EN ISO 18273

    S AL 5554(AlMg3Mn(A))

    AWS/ASME A 5.10

    ER 5554, R5554

    CHEMICAL COMPOSITION（wt）/%

    Si

    Fe

    Cu

    Mn

    Mg

    Cr

    Zn

    Ti

    Be

    other

    Al

    single

    total

    ≤0.25

    ≤0.4

    ≤0.1

    0.05~0.1

    2.5~3.0

    0.05~0.20

    ≤0.25

    0.05~0.20

    ≤0.0003

    ≤0.05

    ≤0.15

    Rem.

    TYPICAL CHARACTERISTICS  

    melting range

    1055 - 1195°F

    density

    2.66g/mm3

    corrosion resistance

    A(Gen) A(SCC)

    coefficient of thermal expansion（20℃~300℃）

    23.7×10-6/K

    Color after electrode oxidization

    white

    The mechanical properties of typical welded joint

    Starting Sheet

    Starting Sheet Performance

    Joint Performance

    Rm (MPa)

    RP0.2 (MPa)

    A/%

    Rm (MPa)

    RP0.2 (MPa)

    A/%

    5454-o

    245

    115

    2

    240

    110

    17

    Size and Packet 

    Class

     Typical Diameter/mm

    Reference Packet/Kg

    MIG

    0.8, 0.9, 1.0, 1.2, 1.6, 2.4

    0.5, 2, 5, 6, 7, 9

    TIG

    1.6, 2.0, 2.4, 3.0, 3.2, 4.0, 5.0/1000

    5, 10

    COIL

    2.4, 3.0, 3.2, 4.0

    8-15

    DRUM

    0.8, 0.9, 1.0, 1.2, 1.6

    40, 80
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ER5554 Aluminum Welding Wire

Coming From China，
Marketing To The World.

Hangzhou Kunli welding materials Co., Ltd. is located in the industrial zone of Puyang Town, Xiaoshan District, Hangzhou, Zhejiang Province. It is a high-technology and high-performance China Aluminum Welding Wire Manufacturers and wholesale aluminum welding wire ER5554 factory. The company has more than 20 years of aluminum alloy wire production experience, with international advanced aluminum alloy welding wire manufacturing equipment, complete testing equipment, stable production process and strict quality control system. The high-performance OEM/ODM ER5554 Aluminum Welding Wire produced by the company has successfully passed a number of international authoritative certification, such as DB, CE, ABS, DNV, CCS, etc. We have more than 200MT production capacity per month and 50% was exported to over 30 countries such as USA, Mexico, Southeast Asia, Japan, Korea, Australia, New Zealand and etc.

  • 30+

    USED IN HEAVY INDUSTRY TECHNOLOGY SECTOR

  • 35

    YEARS OF RESEARCH AND DEVELOPMENT EXPERIENCE

  • 200+

    COOPERATIVE LARGE-SCALE R & D INSTITUTIONS

  • 20+

    GLOBAL TRADE COUNTRIES AND REGIONS

Coming From China,
Marketing To The World.

More than 90% of our field operators have professional and technical education background, and have many years of experience in equipment processing and assembly. It is precisely because of this united, dedicated, pioneering, skilled and experienced team that the company's technology and products can be continuously updated and improved.

Honor

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Industry Information Extension

Troubleshooting Porosity Issues with ER5554 Aluminum Welding Wire

Porosity is a common challenge when welding with ER5554 aluminum welding wire, especially in applications like marine-grade aluminum welding or structural aluminum fabrication. Since ER5554 filler wire contains magnesium (2.4-3.0%) for improved strength and corrosion resistance, improper techniques can lead to gas entrapment, resulting in weak welds.

Key Causes & Solutions for Porosity with ER5554 Wire

1. Contaminated Base Metal or Filler Wire
ER5554 welding wire is sensitive to oil, grease, and moisture. Always clean the workpiece with a stainless steel brush and use acetone to remove contaminants.
Best storage practices for ER5554 spools: Keep them in a dry, climate-controlled environment to avoid moisture absorption.

2. Incorrect Shielding Gas Flow
Argon vs. Helium mix for ER5554: Pure argon (100%) is standard, but a 75% Ar/25% He mix improves penetration in thicker aluminum alloy welding.
Optimal gas flow rate: 20-30 CFH (cubic feet per hour). Too low allows air contamination; too high causes turbulence.

3. Improper Welding Parameters
ER5554 MIG welding settings:
Wire diameter | Voltage | Amperage
0.8mm | 18-21V | 90-140A
1.2mm | 20-24V | 150-220A
Pulse welding for ER5554 reduces heat input, minimizing porosity risk.

4. Poor Joint Preparation
Beveling thick aluminum (e.g., 5XXX series aluminum welding) helps prevent incomplete fusion and trapped gas.

FAQ: Quick Troubleshooting Tips

Q1: Why does my ER5554 weld have tiny holes?
A: Likely moisture or contamination—clean the base metal and store wire properly.

Q2: Can I use CO2 shielding gas with ER5554?
A: No—CO2 causes porosity. Use 100% argon or Ar/He mix.

Q3: What's the best wire speed for ER5554 MIG welding?
A: 250-350 IPM for 0.8mm wire; adjust based on amperage.