1-20 of 31 Search Results for

brazing filler metals

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006828
EISBN: 978-1-62708-329-4
... of the material, joint design, prebraze cleaning, brazing procedures, postbraze cleaning, and quality control. Factors that must be considered include brazeability of the base metals; joint design and fit-up; filler-metal selection; prebraze cleaning; brazing temperature, time, atmosphere, or flux; conditions...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047745
EISBN: 978-1-62708-235-8
... that the filler metal had not covered all mating surfaces. Lack of a metallurgical bond between the brazing alloy and stainless steel and instead mechanical bonding of the filler metal to an oxide layer on the stainless steel surface was revealed by examination of the broken joint at the cup. It was indicated...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047756
EISBN: 978-1-62708-235-8
... Abstract Waspaloy (AMS 5586) fabricated inner ring of a spray-manifold assembly failed transversely through the manifold tubing at the edge of the tube and support sleeve brazed joint. The assembly was brazed with AWS BAu-4 filler metal (AMS 4787). Fatigue beach marks propagating from...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.process.c0047753
EISBN: 978-1-62708-235-8
... Abstract A pressure probe assembly comprised of type 347 stainless steel housing, brazed with AMS 4772D filler metal to the pressure probe, failed due to detachment of a rectangular segment from the housing. The presence of a large brazing metal devoid region in the pressure probe-housing joint...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c9001411
EISBN: 978-1-62708-234-1
... in service. The filler metal used was not resistant to the conditions to which it was exposed. Copper welding rods as per BS 1077 or a Cu-Ag-P brazing alloy as recommended in BS 699, would have been preferable. Dezincification Filler metals Materials selection Water pipelines Welded joints 60Cu...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0047636
EISBN: 978-1-62708-217-4
... than fully annealed (30 HB) but softer than a T4 temper (65 HB). The flange had been attached to the elbow by torch brazing, using BAlSi-3 filler metal (aluminum alloy 4145) and AWS type 1 brazing flux. According to the manufacturing procedure, following the brazing of the flange the V-notch should...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c0048808
EISBN: 978-1-62708-228-0
... Abstract The welds joining the liner and shell of a fluid catalytic cracking unit failed. The shell was made of ASTM A515 carbon steel welded with E7018 filler metal. The liner was made of type 405 stainless steel and was plug welded to the shell using ER309 and ER310 stainless steel filler...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0089722
EISBN: 978-1-62708-217-4
... Abstract A welded elbow assembly (AISI type 321 stainless steel, with components joined with ER347 stainless steel filler metal by gas tungsten arc welding) was part of a hydraulic-pump pressure line for a jet aircraft. The other end of the tube was attached to a flexible metal hose, which...
Series: ASM Failure Analysis Case Histories
Volume: 2
Publisher: ASM International
Published: 01 December 1993
DOI: 10.31399/asm.fach.v02.c9001339
EISBN: 978-1-62708-215-0
... 0.05–0.25 0.25 0.40 0.40 0.10 bal Weld metal 4.45 0.73 0.12 0.04 0.09 0.20 0.02 bal 5183 specification (a) (b) 4.3–5.2 0.5–1.0 0.05–0.25 0.25 0.40 0.40 0.10 bal (a) Single values are maximums. Source: Ref 3 . (b) Filler metal for gas metal arc welding...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
... stainless steels of the 18 to 20% Cr and 8 to 10% Ni class (CF-8). Manifestations of Cavitation Erosion Cavitation erosion typically begins with deformation rumpling and work hardening of metal surfaces, often with delineation of grain and phase boundaries, as shown in Fig. 1(a) , 2(a) , and 3...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006786
EISBN: 978-1-62708-295-2
... at a temperature below the melting point of mercury. The pipe had been girth welded with 5356 filler metal using backing strips, and the leak occurred through one of these welds behind the backing strip. It was concluded that solid mercury had condensed out on the pipe walls during cryogenic operation. Then, when...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006778
EISBN: 978-1-62708-295-2
... and grain-boundary dimple-rupture evidence. The base metal exhibited rather large-grained intergranular brittle cracking features with many types of inclusions. Chemical analysis revealed a standard high-strength, manganese bronze composition, and the weld filler metal was considered compatible. Tensile...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003509
EISBN: 978-1-62708-180-1
... Lack of inspection during fabrication and variability in fabrication practice Operation of equipment/component beyond design specification Poor workmanship and improper selection of welding procedures and filler-metal composition account for numerous arc-weld failures. Other reasons...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006808
EISBN: 978-1-62708-329-4
... design, edge preparation, fit-up, cleanness of base metal and filler metal, shielding, and welding technique all affect weld quality and must be carefully controlled to prevent porosity, cracks, fissures, undercuts, incomplete fusion, and other weld imperfections. The sources of weld discontinuities...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006813
EISBN: 978-1-62708-329-4
... of corrosion in heat exchangers may be achieved through the following actions: Use of corrosion-resistant and/or clad metal (bimetal) materials if possible Use of fluids with corrosion inhibitors Good design practices, such as avoiding crevices and stagnant fluid zones, selecting adequate materials...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001818
EISBN: 978-1-62708-180-1
...% (estimated) were removed and replaced with nipples fabricated from 1035 steel. Although 4140 steel is a weldable alloy steel, welding procedures suitable for 1035 steel were not appropriate for the higher-alloy material. Specification of the filler metal used for welding components of pressure-piping...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003532
EISBN: 978-1-62708-180-1
... of the light microscope has restricted its use for such work. Aside from the published light optical fractographs made by Zapffe (see Ref 5 for a review of many of these), very few optical fractographs of metallic materials have been published by others. Microfractography gained momentum with the development...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006765
EISBN: 978-1-62708-295-2
... to the surfaces before mounting, or the addition of a filler material to the mounting resin. Plating of a compatible metal on the surface to be protected (electroless nickel has been widely used) is generally considered to be the most effective procedure. However, image contrast at an interface between a specimen...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003555
EISBN: 978-1-62708-180-1
... superalloys. Liquid metal embrittlement can occur when brazing precipitation-strengthened alloys such as Unified Numbering System (UNS) N07041 ( Ref 49 ). Many nickel superalloys crack when subjected to tensile stresses in the presence of molten (boron-silver) brazing filler alloys. Molten Salts Molten...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006812
EISBN: 978-1-62708-329-4
... by damage mechanisms or for evaluating the risk of failure by mechanisms such as: Brittle fracture Metal loss, including localized, general, and pitting Hydrogen blisters and hydrogen damage associated with hydrogen-induced cracking and stress-oriented hydrogen-induced cracking Weld...