STRONG FLUX HR204

COVER IMAGE - SAW flux HR204
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COVER IMAGE - SAW flux HR204
MIG & SAW wire drum pack
SAW Flux
SAW wire spool + flux
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STRONG FLUX HR204 for Low-Temperature SAW Welding Applications

STRONGWIRE introduces STRONG FLUX HR204, a high-performance agglomerated submerged arc welding flux designed for demanding fabrication projects requiring excellent weld quality, superior toughness, and reliable mechanical properties. Developed for low-temperature and critical welding applications, HR204 delivers stable arc performance and consistent weld integrity across a wide range of industrial sectors.

As a trusted manufacturer and supplier of welding consumables, STRONGWIRE provides advanced submerged arc welding flux solutions engineered to meet the stringent requirements of heavy engineering, pressure vessel fabrication, cryogenic equipment manufacturing, and structural steel projects.

Typical Wire Chemistry
SiO₂ + Al₂O₃ + TiO₂ CaO + MgO + MnO CaF₂ S P
25-40 35-50 25-30 0.035 MAX 0.040 MAX
Mechanical Properties Title
SAW Wire C (%) Mn (%) Si (%) Cr (%) Mo (%) W (%) Y.S. (MPa) U.T.S. (MPa) Elongation (L=4D) (%) PWHT Stability
EB6 0.08 0.70 0.15 5.10 0.50 550 660 26 EXCELLENT
EB8 0.08 0.60 0.15 9.10 1.05 625 730 25 SUPERIOR
EB91 0.08 0.50 0.12 9.00 1.05 650 775 24 OUTSTANDING
EB92 0.08 0.50 0.12 9.00 0.50 1.80 680 810 24 EXCEPTIONAL
Packaging
WELDING PARAMETERS
CURRENT
UP TO 800 AMPS
VOLTAGE
24 – 34 V
SPEED
UP TO 0.60 MTS/MIN
PACKAGING SPECIFICATION
PACKING
25 KG PAPER BAG / VACUUM BAG WITH PLASTIC LINER
RE-DRYING CONDITION
RECOMMENDED
300°C – 350°C FOR 2 HOURS

What is STRONG FLUX HR204?

STRONG FLUX HR204 is a fluoride basic agglomerated submerged arc welding flux formulated to produce high-quality weld deposits with excellent impact toughness and low hydrogen characteristics. This HR204 submerged arc flux is specifically developed for applications where low-temperature performance, crack resistance, and weld reliability are critical.

The flux is suitable for automated and semi-automated SAW welding processes and is commonly used in conjunction with compatible welding wires for industrial fabrication projects requiring superior weld properties.

Features & Benefits

  • Fluoride basic agglomerated flux composition
  • Excellent low-temperature weld toughness
  • Stable arc and smooth welding operation
  • Superior weld bead appearance
  • Easy slag removal
  • Low hydrogen weld deposits
  • Consistent weld quality
  • High productivity in SAW applications

Applications

  • Cryogenic vessel fabrication
  • Pressure vessel manufacturing
  • LNG storage tank construction
  • Heavy engineering projects
  • Structural steel fabrication
  • Industrial equipment manufacturing
  • Offshore and energy sector applications
  • Low-temperature service equipment

Technical Advantages

  • Excellent impact toughness at low temperatures
  • Superior crack resistance
  • Reliable weld penetration
  • Low hydrogen weld metal characteristics
  • Consistent chemical and mechanical properties
  • Reduced weld defects and porosity
  • Suitable for multi-pass welding
  • Stable performance in automated SAW systems

Why Choose STRONGWIRE?

  • Trusted manufacturer of industrial welding consumables
  • Advanced production and testing facilities
  • Strict quality assurance procedures
  • Consistent batch-to-batch performance
  • Technical support from welding experts
  • Reliable domestic and export supply capabilities
  • Industry-focused welding solutions
  • Commitment to customer satisfaction

Conclusion

STRONG FLUX HR204 is a premium fluoride basic agglomerated welding flux developed for low-temperature and critical welding applications. Its excellent toughness, low hydrogen characteristics, and dependable welding performance make it an ideal choice for cryogenic fabrication, LNG infrastructure, pressure vessels, and heavy engineering projects.

With STRONGWIRE’s expertise in welding consumables and commitment to quality, HR204 helps fabricators achieve superior weld integrity, operational efficiency, and long-term performance.

Frequently Asked Questions

What is STRONG FLUX HR204 used for?
STRONG FLUX HR204 is used for submerged arc welding applications requiring excellent low-temperature toughness, including cryogenic vessels, LNG tanks, pressure vessels, and structural fabrication.
What type of welding flux is HR204?
HR204 is a fluoride basic agglomerated submerged arc welding flux designed to provide superior weld quality, low hydrogen characteristics, and excellent impact toughness.
Is HR204 suitable for cryogenic applications?
Yes. STRONG FLUX HR204 is suitable for cryogenic and low-temperature welding applications where high weld integrity and toughness are required.
What are the advantages of using HR204 submerged arc flux?
HR204 offers stable arc performance, excellent weld toughness, easy slag removal, low hydrogen weld deposits, and reliable mechanical properties.
Which industries commonly use HR204 welding consumables?
Industries such as LNG infrastructure, oil and gas, heavy engineering, power generation, pressure vessel manufacturing, and cryogenic equipment fabrication commonly use HR204 welding consumables.

STRONG FLUX HR204