Section 3: Choices in Brazing Material

Handy & Harman Brazing Filler Metals Based on Standard Specifications


AWS A5.8 Class: ASME Blr. & Pr. Vsl. Cd. Sec.II-C SFA5.8 (1992 Ed.) Class: Fed Spec. QQ-B-650C (7/23/87) Class: Fed Spec. QQ-B-654A* Amend. 1(2/10/84) Grade: (Old Grade) Society of Automotive Engineers AMS Handy & Harman Brazing Filler Metals Corresponding to Standard Specifications
--- --- --- --- 4762 Braze 401
BCuP-2 BCuP-2 BCuP-2 --- --- Fos-Flo 7
BCuP-3 BCuP-3 BCuP-3 --- --- Sil-Fos 5
BCuP-4 BCuP-4 BCuP-4 --- --- Sil-Fos 6
BCuP-5 BCuP-5 BCuP-5 BCuP-5 (III) --- Sil-Fos
BCuP-6 BCuP-6 --- --- --- Sil-Fos 2
BAg-1 BAg-1 --- VII 4769 Easy-Flo 45
BAg-1a BAg-1a --- IV 4770 Easy-Flo
BAg-2 BAg-2 --- VIII 4768 Easy-Flo 35
BAg-2a BAg-2a --- --- --- Easy-Flo 30
BAg-3 BAg-3 --- V 4771 Easy-Flo 3
BAg-4 BAg-4 --- BAg-4 --- Braze 403
BAg-5 BAg-5 --- BAg-5 (I) --- Braze 450
BAg-6 BAg-6 --- --- --- Braze 501
BVAg-6b BVAg-6b --- --- --- Braze 503
BAg-7 BAg-7 --- BAg-7 4763 Braze 560
BAg-8, BVAg-8 BAg-8, BVAg-8 --- --- --- Braze 720; Braze 721
BAg-8a BAg-8a --- BAg-8a --- Lithobraze 720
BVAg-8b BVAg-8b --- --- --- Braze 716
BAg-9 BAg-9 --- BAg-9 (II) --- Braze 650
BAg-10 BAg-10 --- BAg-10 --- Braze 700
BAg-13 BAg-13 --- --- 4772 Braze 541
BAg-13a BAg-13a --- BAg-13a 4765 Braze 559
BAg-18; BVAg-18 BAg-18; BVAg-18 --- BAg-18 4773 Braze 603; Braze 604
BAg-19 BAg-19 --- --- 4767 Lithobraze 925
BAg-20 BAg-20 --- BAg-20 --- Braze 300
BAg-21 BAg-21 --- --- 4774 Braze 630
BAg-22 BAg-22 --- BAg-22 --- Braze 495
BAg-23 BAg-23 --- BAg-23 4766 Braze 852
BAg-24 BAg-24 --- --- 4788 Braze 505
BAg-26 BAg-26 --- --- --- Braze 252
BAg-27 BAg-27 --- --- --- Easy-Flo 25
BAg-28 BAg-28 --- --- --- Braze 402
BAg-29 BAg-29 --- --- --- Premabraze 616
BAg-33 BAg-33 --- --- --- Easy-Flo 25 HC
BAg-34 BAg-34 --- --- 4761 Braze 380
BAg-35 BAg-35 --- --- --- Braze 351
BAg-36 BAg-36 --- --- --- Braze 452
BAg-37 BAg-37 --- --- --- Braze 255
BVAu-4 BVAu-4 --- --- 4787 Premabraze 131
--- --- --- --- 4767 Hi-Temp 095
BAISi-3 BAISi-3 --- --- --- AL716
BAISi-4 BAISi-4 --- --- 4185 AL718**

* Federal Specification QQ-B-654A supersedes QQ-B-654, MILS-15395, and should be used whenever possible instead of the superseded specifications.

** Conforms to chemical composition limits of class 8 of MIL-B-20148C and class FS-BAISi-4 of QQ-B-655c. Available as a premixed flux-filler metal powder product--Alumibraze and Alumibraze 400--for dip brazing in conformance to Process Specs AMS 2672, AMS 2673, MIL-B-23362 and MIL-STD-645.