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corrosion control

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Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001820
EISBN: 978-1-62708-241-9
...) have long been available as a material selection option that mitigates H 2 S corrosion, carbon steel is in general more cost-effective for oil and gas facilities [ 2 ]. The most important element in the production process of upstream facilities is the control valve. The control valve manipulates...
Image
Published: 01 June 2019
Fig. 1 Stress-corrosion failure of an Apollo Ti-6Al-4V reaction control system (RCS) pressure vessel due to nitrogen tetroxide. (a) Failed vessel after exposure to pressurized N 2 O 4 for 34 h. (b) Cross section through typical stress-corrosion cracks. 250× More
Image
Published: 01 January 2002
Fig. 49 Stress-corrosion failure of an Apollo Ti-6Al-4V reaction control system (RCS) pressure vessel due to nitrogen tetroxide. (a) Failed vessel after exposure to pressurized N 2 O 4 for 34 h. (b) Cross section through typical stress-corrosion cracks. 250× More
Image
Published: 01 December 2019
Fig. 3 Severe corrosion on the inner surface of the control valve body, ( a ) near the seat ring, ( b ) near the valve’s flange More
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006782
EISBN: 978-1-62708-295-2
... Abstract Corrosion is the deterioration of a material by a reaction of that material with its environment. The realization that corrosion control can be profitable has been acknowledged repeatedly by industry, typically following costly business interruptions. This article describes...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.bldgs.c9001701
EISBN: 978-1-62708-219-8
... by oxygen concentration cells and oxygen-pitting related corrosion. Both types of corrosion are due to the poor quality of the water and the lack of corrosion control in the water system. Water chemistry Water heaters Water pipelines Water treatment ASTM A106 UNS K03006 Crevice corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c0006897
EISBN: 978-1-62708-222-8
... higher than that of annealed copper ( Ref 1 ). Reference Reference 1. Uhlig H.H. , Corrosion and Corrosion Control , 2nd ed. , John Wiley & Sons , 1971 , p 151 Selected Reference Selected Reference • Fatigue Failures , Failure Analysis and Prevention , Vol 11 , ASM...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003549
EISBN: 978-1-62708-180-1
...-control methods, equipment, and services; cost of labor attributed to corrosion management; cost of use of more expensive materials to lessen corrosion damage; and cost of lost revenue, loss of reliability, and loss of capital due to corrosion deterioration. Only selected industrial sectors were analyzed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.petrol.c9001592
EISBN: 978-1-62708-228-0
... International , Houston, TX , 1995 . 3. NACE Standard RP 0195 , Recommended Practice for Corrosion Control of Sucker Rods by Chemical Treatment , NACE International , Houston, TX , 1995 . 4. API Specification RP11BR , Recommended Practice for Care and Handling of Sucker Rods , 8th ed...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.usage.c9001545
EISBN: 978-1-62708-236-5
... which transferred heat to complex test sections. Had material substitutions been made on the original premise of countering chloride stress corrosion, almost all of the loop's highly stressed components would have eventually failed. The Need for Corrosion Control Fortunately, preventive...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0006900
EISBN: 978-1-62708-225-9
... 316 stainless steel and by eliminating the MoS 2 antiseize compound. Reference Reference 1. Uhlig H.H. , Corrosion and Corrosion Control , 2nd ed. , John Wiley & Sons , 1971 , p 316 Selected Reference Selected Reference • Hydrogen Damage and Embrittlement...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.modes.c0091291
EISBN: 978-1-62708-234-1
... injected to control the scaling was added ahead of the preheater, where the boiler water still contained oxygen. As the chelate removed iron oxide, the O2 in the water continued to form more. Recommendations included moving the chelate addition to a point after the deaerator to stop the corrosion...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0091726
EISBN: 978-1-62708-217-4
... over a period of time. Within 34 h after testing, one of the pressure vessels blew up ( Fig. 1 ), and within a few days most of the others had failed. Fig. 1 Stress-corrosion failure of an Apollo Ti-6Al-4V reaction control system (RCS) pressure vessel due to nitrogen tetroxide. (a) Failed vessel...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c0006394
EISBN: 978-1-62708-217-4
.... This action could result in intergranular corrosion and/or SCC if the part was placed under load in an oxidizing medium. Fig. 1 SEM of fracture surface (a) from a failed 17-7PH stainless steel aircraft controller diaphragm showing intergranular fracture indicative of SCC. 170x. (b) SEM fractograph...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.mech.c0006899
EISBN: 978-1-62708-225-9
... and Corrosion Control , 2nd ed. , John Wiley & Sons , 1971 , p 48 – 50 Selected Reference Selected Reference • Hydrogen Damage and Embrittlement , Failure Analysis and Prevention , Vol 11 , ASM Handbook , ASM International , 2002 , p 809 – 822 10.31399/asm.hb.v11.a0003552 ...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006788
EISBN: 978-1-62708-295-2
... location. In concentration cells, the position of the anode and cathode are determined by differences in chemistry and therefore electrical potential on different parts of a metal surface. The rate of corrosion is controlled by the slowest half-reaction in the electrochemical cell. In the anaerobic...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001808
EISBN: 978-1-62708-241-9
..., bacteria control by free chlorine between 0.2 and 0.5 ppm, and corrosion inhibitor orthophosphate between 10 and 20 ppm. An internally and externally rifled copper tube chiller contained the treated gray water for 4 years of service before a failure occurred. A refrigerant was on the shellside of the tube...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001820
EISBN: 978-1-62708-180-1
... failures have had transgranular fractures, but intergranular fracture surfaces have been observed and are believed to have resulted from hydrogen-stress cracking, with the hydrogen resulting from the cathodic potential applied to the pipeline for corrosion control. A problem in attempting to use...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.aero.c9001903
EISBN: 978-1-62708-217-4
... Abstract Fretting and/or fretting corrosion fatigue have been observed on such parts as main rotor counterweight tie rods, fixed-pitch propeller blades, propeller blade clamps, pressure regulator lines, and landing gear support brackets. Microcracks started from severe corrosion pits...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001818
EISBN: 978-1-62708-241-9
... of Metals : Corrosion . In: Metals Handbook , vol. 13 , 9th edn , pp. 97 – 100 . American Society of Metals, Metals Park, OH , USA ( 1989 ) 10.1007/BF02521387 7. Chawla S.L. , Gupta R.K. : Material Selection for Corrosion Control , pp. 12 , 143 . ASM International , Materials...