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Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005576
EISBN: 978-1-62708-174-0
... Abstract This article discusses the development of a welding procedure for friction stir welding (FSW), including the process of defining a preliminary procedure, the optimization of parameters, the development of supporting data, and other key features to ensure a successful procedure...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005557
EISBN: 978-1-62708-174-0
... Abstract Qualification of welding procedures and personnel is an important step to assure the quality and performance of any welded component or structure. This article summarizes common welding procedures, personnel qualification variables, and test methods. Welding procedure qualification...
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Published: 01 December 1998
Fig. 13 Examples of mechanical notches caused by improper welding procedures. Magnifications: top left, 1×; bottom left and right, 2× More
Book Chapter

By Harvey R. Castner
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001474
EISBN: 978-1-62708-173-3
... Abstract Welding codes and standards usually require the qualification of welding procedures prior to being used in production. This is to ensure that welds will meet the minimum quality and mechanical property requirements for the application. This article provides an overview of the welding...
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Published: 31 October 2011
Fig. 1 Welding procedure specification form. Source: Ref 1 More
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Published: 31 October 2011
Fig. 1 Flowchart of welding procedure development steps More
Image
Published: 01 January 1993
Fig. 16 Welding procedure specification form. Source: Ref 3 More
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Published: 01 January 1993
Fig. 5 Procedures for welding V-groove butt and corner joints in stainless-clad carbon or low-alloy steel plate, using stainless steel filler metal exclusively. The clad plates are beveled and fitted up (a and b, butt and corner joints). The root of the weld is cleaned and gouged, if necessary More
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005640
EISBN: 978-1-62708-174-0
... quality weld spacing welding current welding electrodes welding equipment welding time A GOOD WELDING PROCEDURE is essential to achieve acceptable-quality welds. To develop such a procedure, users must have a clear understanding of the effect of welding variables on the welding process...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001443
EISBN: 978-1-62708-173-3
... incorporates a stud which serves as a weld member and is a process similar to flash welding. High-frequency resistance welding (HFRW) concentrates current of the surface of the part to heat the base metal and cause the coalescence of metal. This article addresses procedure development and considerations...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001446
EISBN: 978-1-62708-173-3
... by the use of large deformations and/or high temperatures in, for example, roll bonding. However, for low-deformation diffusion welding, interlayers of similar or dissimilar materials have been used. The specific procedures to be followed for aluminum alloys vary, depending on the alloy system...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001448
EISBN: 978-1-62708-173-3
... Abstract Ultrasonic welding (USW) is effectively used to join both similar and dissimilar metals with lap-joint welds. This article describes procedure considerations for the ultrasonic welding of specific material types. It reviews difficult-to-weld alloys, such as carbon and low-alloy steels...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001449
EISBN: 978-1-62708-173-3
... to ensure the consistent quality of the end-product weld. This article provides a general overview of the important mechanistic aspects of EXW, the process-material interactions, and the critical aspects or parameters that must be controlled. The procedure for ensuring control is also discussed...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001445
EISBN: 978-1-62708-173-3
... process. It reviews the individual process variables that influence procedure development of the LBW process. Joint design and special practices related to LBW are discussed. The article concludes with a discussion on the use of consumables and special welding practices. joint design laser-beam...
Book Chapter

By D.J. Spinella
Series: ASM Handbook
Volume: 2A
Publisher: ASM International
Published: 30 November 2018
DOI: 10.31399/asm.hb.v02a.a0006514
EISBN: 978-1-62708-207-5
... affecting resistance welding: electrical and thermal conductivities, rising temperature, plastic range, shrinkage, and surface oxide. It reviews the weldability of base materials such as Alclad alloys and aluminum metal-matrix composites. The article describes the joint design and welding procedures...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001335
EISBN: 978-1-62708-173-3
... Abstract This article provides information on heat and mass transfer from the arc to the base metal in the gas-metal arc welding (GMAW) process. It discusses the development of welding procedures and the general operation of the process. The issues described in this article include the: total...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001444
EISBN: 978-1-62708-173-3
... Abstract Electron-beam welding (EBW) can produce deep, narrow, and almost parallel-sided welds with low total heat input and relatively narrow heat-affected zones in a wide variety of common and exotic metals. This article discusses the joint configurations and shrinkage stresses encountered...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001447
EISBN: 978-1-62708-173-3
... than those of direct-drive friction welding. Inertia Welding Parameter Calculations Differences in part geometry (bar-to-bar, tube-to-tube, bar-to-plate, and so on) affect welding parameter calculations. The calculation procedures described here are based on carbon steel. For a given alloy...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005596
EISBN: 978-1-62708-174-0
.... Tooling Part of defining a set of welding parameters and then qualifying a procedure is careful consideration to the tooling design. Tooling includes all the items needed to safely counter the welding forces and torque loads imposed on the part, as well as the tooling needed to provide proper...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001406
EISBN: 978-1-62708-173-3
... the influence of welding procedure factors on the weldment properties. These procedure factors include preheat temperature, interpass temperature, postweld heat treatment, and heat input. carbon steel heat input heat-affected zone interpass temperature low-alloy steels post weld heat treatment...