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Fonweld A204

FONWELD A204

DIN 8513: L – Cu P 6

ISO 3677: B Cu 94 P 710 - 880

Applications:

  • Capillary brazing of copper, brass and bronze. No flux is required for copper. For the construction of vessels, pipework, apparatus, heat exchangers, boilers, etc. For brazed joints operating at temperatures up to 200C.

Characteristics:

  • Brazing filler metal with very good thin flowing properties. Good capillary flow.

Source of Heat:

  • Oxy-Acetylene torch, gas-air torch, blow-lamp, furnace, high frequency induction, TIG torch.

Flux: (use only for brazing on copper alloys)

  • F305

Availability:

  • 2.0mm x 500mm
  • 3.0mm x 500mm

Composition, typical analysis in %:

P Cu
7.00-7.50 Balance


Mechanical and physical properties:
Working Temperature:        710C
Melting Range:                   710 - 739C
Tensile strength:                 250 N/mm2
Elongation (1=5 d):             <5 %
Electrical Conductivity:       2.5 Sm/mm2
Specific Gravity:                 8.0 g/cm3
Joint Clearance:                 0.03 – 0.10mm

Specifications

SKUFONWELD A204

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