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Postweld heat treatment

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Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005645
EISBN: 978-1-62708-174-0
... Abstract This article is a compilation of tables that provide information on preheat and interpass temperatures and the postweld heat treatment for selected carbon steels, as well as steel pressure vessels and pipe welds. Information is also provided for preheat and interpass temperatures...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001424
EISBN: 978-1-62708-173-3
... Abstract This article provides an overview of the types of postweld heat treatment processes carried out in solid-solution-strengthened and precipitation-strengthened nonferrous high-temperature nickel and cobalt alloys. nonferrous high-temperature materials postweld heat treatment...
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Published: 01 June 2016
Fig. 34 Postweld heat treatment cracking tendency of Waspaloy as a function of aging time and temperature. Nominal composition: Ni-20%Cr-14%Co-4%Mo-3%Ti-1%Al More
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Published: 31 October 2011
Fig. 47 Postweld heat treatment cracking in nickel-base alloys. (a) Thermal cycles during welding and heat treating. (b) Cross section of the weld showing fusion zone (FZ) and heat-affected zone. (c) Changes in microstructure. Adapted from Ref 7 More
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Published: 01 January 1996
Fig. 4 Effect of postweld heat treatment on the Charpy V-notch 54 J transition temperature for 2 1 4 Cr-1Mo steel (A387, grade 11). N&T, normalized-and-tempered; Q&T, quenched-and-tempered; SR, stress relieved. Source: Ref 13 More
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Published: 30 August 2021
Fig. 34 Stress relaxation in carbon steels as a function of postweld heat treatment temperature and hold time. Adapted from Ref 160 More
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Published: 01 January 2002
Fig. 28 Large welded tube that cracked upon postweld stress-relief heat treatment ( example 12 ) More
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001410
EISBN: 978-1-62708-173-3
... and postweld heat treatment. copper contamination cracking crevice corrosion ductility dip cracking intergranular attack interpass heat treatments material selection microbiologically influenced corrosion pitting corrosion porosity post weld heat treatment solidification solidification...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001435
EISBN: 978-1-62708-173-3
... techniques, such as groove face grooving, studding, joint design modifications, and peening, for improving the strength of a weld or its fitness for service. The article discusses the need for postweld heat treatment that depends on the condition of the casting, possible distortion during subsequent...
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...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005633
EISBN: 978-1-62708-174-0
... flashing flash-welding machines postweld heat treatment preweld preparation solid-state upset welding upset welding upsetting FLASH WELDING, also called flash butt welding, is a resistance welding process in which a butt joint weld is produced by a flashing action and by the application...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005345
EISBN: 978-1-62708-187-0
... on the surface preparation, weld repair process selection, joint selection, filler metal selection, weld repair considerations, deposition techniques, postweld heat treatment, and verification of weld repair quality. castings ferrous materials filler metal selection nonferrous materials postweld heat...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001408
EISBN: 978-1-62708-173-3
... Abstract This article describes general welding characteristics such as weld microstructure and weldability. The correlations of preheating and postweld heat treatment practices with carbon contents and welding characteristics of martensitic stainless steels are reviewed. The article contains...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001429
EISBN: 978-1-62708-173-3
... Abstract This article discusses the welding characteristics, welding metallurgy, and postweld heat treatment process of nickel-base corrosion-resistant alloys containing molybdenum. It contains tables that provide information on the nominal chemical compositions and physical properties...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001411
EISBN: 978-1-62708-173-3
... development of DSS. It describes the factors influencing welding and weldability of the DSS. These factors include preheating, postweld heat treatment, interpass temperature control, welding practices, welding procedure qualification, filler metal requirements, cracking behavior, and loss of properties...
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Published: 01 January 1993
temperature 120 °C (250 °F) 150 °C (300 °F) 120–175 °C (250–350 °F) Postweld heat treatment 150 °C (300 °F) for 3 h 205 °C (400 °F) for 2 h 150 °C (300 °F) for 4 h Total time per piece (c) 1 2 h 2 h 1 2 h (a) For all three applications, preweld cleaning was done More
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001433
EISBN: 978-1-62708-173-3
... of filler metals and other consumables Properties of weld deposits Preheating and postweld heat-treatment requirements determined by the metallurgical characteristics of the low-alloy steel When compared with other steels, the arc welding of low-alloy steels can require greater emphasis on some...
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Published: 31 October 2011
Fig. 11 Schematic diagrams showing the microstructure evolution during multistage thermal processing of Al-Mg-Si alloys involving heat treatment and welding. AA, artificial aging; W, welding; PWHT, postweld heat treatment. The outer boundary of the heat-affected zone is indicated More
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Published: 01 January 1993
Fig. 3 Effect of heating rate on the cracking tendency of solution-annealed (before welding) René 41 during postweld heat treatment. Source: Ref 4 More
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Published: 30 August 2021
Fig. 6 Optical micrograph of a longitudinal high-frequency electric resistance seam weld showing the classic “hourglass” heat-affected zone shape around the bond line. PWHT, postweld heat treatment More