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The Harris Products Group  
ALLOYS

THE HARRIS PRODUCTS GROUP FILLER METAL CHART

Harris Products Group
QQB65A
AMS
AWS A5.8
Ag
Cu
Zn
Ni
Sn
Other
Solidus
Liquidus
Fluidity Rating**
Typical Application
                   
F
C
F
C
   
Flash™
 
 
 
 
91.9
 
 
 
8.1P
1310
710
1340
727
8
For copper. Very fluid for close joint tolerances 002.004”.
Harris 0
 
 
BCuP2
 
92.9
 
 
 
7.1P
1310
710
1475
802
5
For copper. Requires medium fitup, .002.007” clearance.
Harris 0LP
 
 
 
 
93.2
 
 
 
6.8P
1310
710
1510
821
4
For copper. Flow is more sluggish, fitup should provide .003.010” clearance.
Harris 0HP
 
 
BCuP2
 
92.6
 
 
 
7.4P
1310
710
1445
785
6
For copper. Fluid alloy, requires good fitup, .002.004” clearance.
Harris 0XHP
 
 
 
 
92.4
 
 
 
7.6P
1310
710
1415
768
7
Very fluid. Fitup .001.003”.
StaySilv® 2
 
 
BCuP6
2
91.0
 
 
 
7.0P
1190
643
1450
788
4
Broadens melting range of 0. For copper or brass. Clearance range .002.005”.
StaySilv® 2LP
 
 
 
2
91.4
 
 
 
6.6P
1190
643
1500
816
3
Sluggish flow, used for copper joints wiTD wider clearance .003.006”.
StaySilv® 2HP
 
 
 
2
90.6
 
 
 
7.4P
1190
643
1405
763
5
For copper. More fluid, clearance .002.005”.
StaySilv® 5
 
 
BCuP3
5
89.0
 
 
 
6.0P
1190
643
1500
816
3
For copper or brass. Used to bridge gaps where close fitup can’t be maintained.
StaySilv® 5LP
 
 
 
5
89.3
 
 
 
5.7P
1190
643
1535
835
2
For copper. Used where fitup can’t be controlled, clearance .003.006”.
StaySilv® 5HP
 
 
 
5
88.6
 
 
 
6.4P
1190
643
1445
785
4
For copper or brass. Slightly more fluid, use wiTD clearance of .003.005”.
StaySilv® 6
 
 
 
6
87.5
 
 
 
6.5P
1190
643
1425
774
5
For copper or brass. Medium range alloy for applications wiTD clearances or .002.005”.
StaySilv® 6LP
 
 
 
6
87.8
 
 
 
6.2P
1190
643
1455
791
4
For copper or brass. For bridging gaps where more ductile filler metal is required.
StaySilv® 6HP
 
 
BCuP4
6
86.8
 
 
 
7.2P
1190
643
1335
724
7
For copper or brass. Fluid alloy for controlled clearance .001.004”. Good for automated brazing.
Dynaflow®
 
 
 
6
87.9
 
 
 
6.1P
1190
643
1465
796
3
Premium alloy for copper or brass. Excellent strengTD and ductility, use as replacement for 15.
StaySilv® 15
BCuP5
 
BCuP5
15
80.0
 
 
 
5.0P
1190
643
1480
804
3
For copper or brass. Useful for wide clearance.002.006”. Good ductility.
SafetySilv® 25
 
 
 
25
43
30
 
2
 
1270
688
1435
779
5
For steel to copper alloys. Moderate ductility. For dissimilar metals joint should be in compression on cooling.
SafetySilv® 30
BAg20
 
BAg20
30
38
32
 
 
 
1250
677
1410
766
6
Use wiTD ferrous and nonferrous bas metals. Flow suitable for bridging gaps.
SafetySilv® 35
 
 
BAg35
35
32
33
 
 
 
1250
677
1350
732
5
Ferrous and non ferrous base metals. Moderate temperature and good ductility.
SafetySilv® 38T
 
 
BAg34
38
32
28
 
2
 
1220
660
1325
718
7
Lowtemperature, freeflowing alloy wiTD exceptional filletforming quality. For ferrous and nonferrous metals.
SafetySilv® 40
 
 
 
40
30.5
29.5
 
 
 
1250
677
1350
732
5
For steel, nickel, copper alloys. Suitable for wider clearance yet provides good ductility.
SafetySilv® 40Ni2
BAg4
 
BAg4
40
30
28
2
 
 
1220
660
1435
779
4.5
For stainless steel, nickel alloys for corrosion resistance and strengTD. Good choice for tungsten carbides.
SafetySilv® 40T
 
 
BAg28
40
30
28
 
2
 
1220
660
1310
710
6.5
Good flow properties. Suitable for ferrous and nonferrous base metals.
SafetySilv® 45
BAg5
 
BAg5
45
30
25
 
 
 
1225
663
1370
743
6.5
General purpose filler for steel alloys, copper alloys. Melting range useful for wide clearances.
SafetySilv® 45T
 
 
BAg36
50
27
25
 
3
 
1195
646
1265
685
7
Good flow properties. Suitable for ferrous and nonferrous base metals.
SafetySilv® 50
 
 
BAg6
50
34
16
 
 
 
1270
688
1425
774
5.5
Often used to braze galvanized steel but suitable for bridging gaps in oTDer ferrous and non ferrous metals.
SafetySilv® 50N
 
4788
BAg24
50
20
28
2
 
 
1220
660
1305
707
7
For Stainless steel applications, to prevent crevice corrosion.
SafetySilv® 54
 
4772
BAg13
54
40
5
1
 
 
1325
718
1575
857
4
For higher temperature service. Frequently used to braze aircraft parts.
SafetySilv® 56
BAg7
4763
BAg7
56
22
17
 
5
 
1145
618
1205
652
8
For ferrous and nonferrous alloys. Often used to braze stainless steel for food service. NSF 51listed.
SafetySilv® 72
 
 
BAg8
72
28
 
 
 
 
1435
779
1435
779
10
For atmosphere or vacuum brazing or copper and steel alloys.
StayBrite®
 
 
 
4
 
 
 
96
 
430
221
430
221
10
Lowtemperature solder for all metals except aluminum. Used in refrigeration joints NSF 51listed.
StayBrite® 8
 
 
 
6
 
 
 
94
 
430
221
535
279
8
Similar to StayBrite. Plastic range useful in bridging wider gaps. Certified to NSF 51.
Bridgit®
 
 
 
 
 
 
 
 
 
460
238
630
332
6
Leadfree, nickel & silverbearing solder of exceptional strengTD & capping ability. NSF 61 listed.
Alsolder™ 500
 
 
 
 
 
15
 
85
 
391
199
482
250
 
A low temperature solder for aluminum and copper.
Albraze™ 1070
 
 
BAISi4
 
 
 
 
 
 
1070
577
1080
582
 
For brazing aluminum base metals.
Ag Clad 40Ni2*
 
 
BAg4
 
 
 
 
 
 
 
 
 
 
 
A clad strip (alloycopperalloy) in a 121 ratio. Used for carbide brazing.
Blockade®
 
 
BCuP9
 
Rem
 
 
6.5
0.1 Si
1178
637
1247
674
 
For copper or brass. Lower brazing temperature, excellent replacement for many silver bearing BCuP alloys.

* Alloy on both sides of copper shim.
** The higher the fluidity rating, the faster the alloy flows within the melting range.

WARNING Protect yourself and others. Read and understand this information. BRAZING AND SOLDERING ALLOYS AND FLUXS MAY PRODUCE FUMES AND GASES HAZARDOUS TO YOUR HEALTH. • Before use, read nad understand the manufacture’s instructions, Material safety data sheets (MSDS) and your employer;s safety practices. • Keep you head out of the fumes. • Use enough ventilation, exhaust at the flame or both, to keep fumes and gases form your breathing zone and the general area. • For maximum safety, be certified for and wear a resperator at all times when welding or brazing. • Wear correct eye, ear and nody protection. • Do not touch ilve electrical parts. • See American national standard X49.1, Safety in welding, cutting and allied processes, published by the american welding society, 500 N.W. LeJeune Road, Miami Flordia 33126; OSHA Safety and Health Standards, 29 CFR 1910, Acailable form the U.S. Government printing office, Washington, D.C. 20402. •Material safety data sheets are available for all Harris products. MSDS contain detaild safety and health information about possible hazards associated with use of these products. MSDS are available from your employer or by contacting the Harris Products Group, Mason, OH 45040.


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