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stress-corrosion threshold resistance

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090317
EISBN: 978-1-62708-266-2
... intergranular cracking. All alloys characterized to date exhibit stress-corrosion thresholds below 20  MPa m   ( 18  ksi in. ) in solutions containing 50 ppm Cl − ( Table 12.1 ). The fracture surfaces of dilute alloys that failed in such low Cl − concentrations, however, frequently...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.cw.t51820115
EISBN: 978-1-62708-339-3
... in martensitic stainless steels and describes sulfide stress corrosion resistance of type 410 weldments. hydrogen-induced cracking martensitic stainless steel sulfide stress corrosion resistance weld corrosion welding weldments MARTENSITIC STAINLESS STEELS are essentially Fe-Cr-C alloys...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030148
EISBN: 978-1-62708-282-2
... Effect of hydrogen on the threshold stress intensity for crack propagation, normalized against the hydrogen-free values. Ref 27 Several nickel-base alloys are resistant to hydrogen stress cracking when cold worked to yield strengths in excess of 1240 MPa (180 ksi). However, when these alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090043
EISBN: 978-1-62708-266-2
.... Conf. , Paris , 1972 , p 342 2.33 Mostovoy S. et al. , Eng. Fract. Mech. , Vol 1 , 1971 , p 291 10.1016/0013-7944(71)90039-7 2.34 “ Laboratory Testing of Metals for Resistance to Sulfide Stress Cracking and Stress Corrosion Cracking in H 2 S Environments ,” NACE Standard TM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090367
EISBN: 978-1-62708-266-2
... for weldments. The chapter concludes with a section on how to interpret time to failure, threshold stress, percent survival, stress intensity, and propagation rate data, and assess the precision of the associated tests. precracked specimens slow-strain-rate testing smooth specimens stress-corrosion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090443
EISBN: 978-1-62708-266-2
... testing ASTM E399-12e3: Standard test method for linear-elastic plane-strain fracture toughness of K Ic of metallic materials (gives sample dimensions and methods utilized to obtained threshold and crack growth rate data during stress corrosion testing). ASTM E1682-02(2013): Standard...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090303
EISBN: 978-1-62708-266-2
... Abstract Although zirconium resists stress-corrosion cracking (SCC) where many alloys fail, it is susceptible in Fe3+- and Cu2+-containing solutions, concentrated HNO3, halogen vapors, mercury, cesium, and CH3OH + halides. This chapter explains how composition, texture, stress levels...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610501
EISBN: 978-1-62708-303-4
... the threshold K ISCC . Stage 2: A plateau where velocity is independent of stress intensity Stage 3: Velocity again increases rapidly with increasing K as K Ic is approached. Fig. 18 Schematic diagram of stress-corrosion crack velocity as a function of stress-intensity factor ( K...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090095
EISBN: 978-1-62708-266-2
... 10.5006/0010-9312-18.10.378 4.48 Overman R.F. , Corrosion , Vol 22 , 1966 , p 48 10.5006/0010-9312-22.2.48 4.49 Truman J.E. , The Effects of Composition and Structure on the Resistance to Stress Corrosion Cracking of Stainless Steels , British Nuclear Energy Society...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090067
EISBN: 978-1-62708-266-2
... Abstract High-strength steels are susceptible to stress-corrosion cracking (SCC) even in moist air. This chapter identifies such steels and the applications where they are typically found. It provides information on crack growth kinetics and crack propagation models in which hydrogen...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310069
EISBN: 978-1-62708-286-0
... oxide coating to spall. They can experience stress corrosion cracking (SCC) if used in an environment to which they have insufficient corrosion resistance. The fatigue endurance limit is only about 30% of the tensile strength (vs. ~50 to 60% for ferritic stainless steels). This, combined...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090001
EISBN: 978-1-62708-266-2
... become stress-corrosion cracks. It has been demonstrated that the corrosion fatigue threshold of 12% Cr and 2.0% NiCrMoV steels could be related to the minimum depth of surface pits, as shown in Fig. 1.9 . Using a linear-elastic fracture mechanics approach and relating a pit to a half-elliptical surface...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090257
EISBN: 978-1-62708-266-2
... Corrosion , Vol 13 , Metals Handbook , 9th ed., ASM International , 1987 , p 745 9.12 Miller W.K. , Stress Corrosion Cracking of Magnesium Die Casting Alloys , MRS Proceedings , Vol 125 , 1988 , p 253 – 259 10.1557/PROC-125-253 9.13 “ Exterior Stress Corrosion Resistance...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240323
EISBN: 978-1-62708-251-8
..., fretting corrosion, intergranular corrosion, exfoliation, dealloying corrosion, stress-corrosion cracking, and corrosion fatigue. The chapter discusses the processes involved in corrosion control by retarding either the anodic or cathodic reactions. The rate of corrosion is reduced by conditioning...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870099
EISBN: 978-1-62708-299-0
... suggest a minimum (threshold) stress that is required for cracking to develop. Fig. 4 The relative resistance to stress-corrosion cracking of 7075-T6 plate is influenced by direction of stressing. Samples are alternatively immersed in 3.5% NaCl. Plate thickness: 6.4 to 38 mm (¼ to 3 in.). Source...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090271
EISBN: 978-1-62708-266-2
... Abstract Titanium alloys are generally resistant to stress-corrosion cracking (SCC), but under certain conditions, the potential for problems exists. This chapter identifies the types of service environments where titanium alloys have exhibited signs of SCC. It begins by describing the nominal...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870219
EISBN: 978-1-62708-299-0
... Corrosion—Chart Method ISO 8994, Anodized Aluminum and Aluminum Alloys—Rating System for the Evaluation of Pitting Corrosion—Grid Method ISO 9591, Corrosion of Aluminum Alloys—Determination of Resistance to Stress Corrosion Cracking Table 1 ASM standard corrosion test methods developed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310027
EISBN: 978-1-62708-286-0
.... Stainless steels have a great variety of alloying elements and microstructures. As a generalization, we can say that corrosion resistance is a function of composition rather than structure. Then, we must quickly add the qualifiers to this statement. On an undisrupted, stress-free surface, local composition...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090241
EISBN: 978-1-62708-266-2
... used in evaluating resistance of aluminum alloys to SCC. These tests suggest a minimum (threshold) stress that is required for cracking to develop. Fig. 8.6 Stress-corrosion cracking of alloy 7075-T651 plate. Shaded bands indicate combinations of stress and time known to produce SCC in specimens...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030126
EISBN: 978-1-62708-282-2
..., the plastic deformation associated with crack propagation increases, and the crack opening increases. When the final fracture region is approached, plastic deformation can be appreciable because corrosion-resistant alloys are frequently quite ductile. The features of stress-corrosion fracture surfaces...