3170 – Blue Low Fuming Bronze – No Glare Flux

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INTERNATIONAL CLASSIFICATIONS

AWS/ASME RB CuZn-C

EN ISO 3677: B Cu60ZnSi 870-890

DIN S-CuZn40Si

NF EN 1044: Cu304

FEATURES & APPLICATIONS

Torch brazing most steels and cast irons. Especially suited for joining thin sections.

  • Triple deoxidized bronze brazing alloy with “Safe Vue” moisture sealed flux coating.
  • Unique “Safe Vue” flux coating eliminates harsh chemical odors and the bright orange visibility blocking glare of conventional sodium type flux coatings.
  • Slick, smooth moisture sealed flux has tripled the shelf life of similar products.
  • Flux cleansing action is exceptional on dirty steels and cast irons.

 

All Weld Metal Analysis (Typical Weight %)

Flux Color:

*3170 Blue

*3175 Pink

*3176 White

*Stocked at all times. All other colors can be special ordered in quantities of 300 lbs (140kg)

3179 Bare

3379 Bare 36″ length

 

 

Al Sn Mn Si Fe Cu Zn
.005 1.0 .35 .12 1.1 57.8 Bal.

 

Typical Mechanical Properties

Undiluted Weld Metal Maximum Value Up to:

Tensile Strength 71,000 PSI (490 MPa)

Yield Strength 64,000 PSI (440 MPa)

Elongation 27%

Recommended Torch Setting: Neutral flame

Temperature Ranges:

Working Temperature: 1595°F (878°C)
Melting Range: 1583° – 1620°F (870° – 885°C)

 

Brazing Instructions

Welding Techniques: Insure that parts to be joined are clean. Pre-heat the general area to 700°F (400°C) and then specific area to 1200°F (650°C). Melt off flux and apply alloy.

Deposition Rates:

Diameter (mm)

Length (mm)

Weldmetal/ Rod

Rods per lb (kg) of Weldmetal

1/16 (1.6)

18″ (450)

.3 oz (8.6g)

53 (117)

3/32 (2.5)

18″ (450)

.6 oz (17.5g)

27 (59)

1/8 (3.25)

18″ (450)

1.1 oz (31g)

15 (33)

3/16 (5.0)

18″ (450)

2.4 oz (67g)

7 (15)

 

APPROXIMATE ROD PACKAGING & DIMENSIONS

Diameter (mm)

1/16 (1.6)

3/32 (2.5)

1/8 (3.25)

3/16 (5.0)

Length (mm)

18″ (450)

18″ (450)

18″ (450)

18″ (450)

Rods / lb

47

23

13

6

Rods / kg

103

51

29

13

 

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