...Sha Sha Wang; Yanxia Du; Feng Bai; Luxin Zhao; Fangyuan Cao; Zhiqiang Wang Purpose In recent years, the rapid expansion of China’s State Grid has faced considerable challenges in Tibet, where unique environment − including high elevation, widespread permafrost and pronounced temperature...

... concentration and temperature at the experimental range, but an essential difference existed. The capacity of the diffuse layer and Stern layer increased with temperature and decreased with NaCl solution concentration. The ratio of diffuse layer capacity and Stern layer capacity influences the corrosion rate...

...Haijing Sun; Jianing Cui; He Wang; Shuai Yang; Souavang Xaikoua; Yong Tan; Xin Zhou; Baojie Wang; Jie Sun Purpose The purpose of this paper is to study the effect of temperature on Zn–Ni alloys in ChCl–Urea. Design/methodology/approach Based on cyclic voltammetry experiments, the deposition...

...Changxu Huang; Xuhong Su; Qingqing Song; Xudong Wang Purpose The purpose of this paper is to study the influence of temperature on the acceleration and simulation of indoor corrosion tests and the corrosion behavior of Q235 carbon steel. Design/methodology/approach The indoor corrosion test...

... spectroscopy. Findings In the typical tap water, 444 SS passivates spontaneously under different temperatures. The passive films formed at higher temperatures contain relatively less Cr-species and more Cl⁻ ions, resulting in lower polarization resistances. The stable pitting corrosion takes...

... factors are ranked according to importance, namely, humidity, temperature and chloride ion deposition rate. In a high humidity environment, the relative content of α-FeOOH in the corrosion product is high and the relative content of β-FeOOH is low. The higher the humidity, the lower...

...Z.F. Yin; X.Z. Wang; R.M. Gao; S.J. Zhang; Z.Q. Bai Purpose This paper aims to further investigate the behavior and mechanism in simulated oilfield solution on CO₂ corrosion of P110 steel at various temperatures by potentiodynamic sweep and electrochemical impedance spectroscopy (EIS...

...A.S. Afolabi Purpose The aim of this paper is to study the effect of heat treatment temperature and time on the corrosion behavior of ductile iron in 0.5 M NaCl and 0.5 M H₂SO₄. Design/methodology/approach Ductile iron samples of known composition were austenized...

...Davar Rezakhani Purpose The purpose of this paper is to study the effects of temperature, dissolved oxygen (DO) and velocity of seawater on corrosion behavior of three copper‐based alloys (admiralty brass, aluminum brass and Cu‐5Ni alloy used in condenser tubes). Design/methodology/approach...

...Hosni M. Ezuber Purpose The purpose of this paper is to evaluate the effect of seawater temperature on the corrosion behaviour of 90‐10 cupronickel alloys. Also, to investigate the effect of thiosulphate additions (one of the major sulphide oxidation products in seawater) on the alloy corrosion...

...Mojca Slemnik Purpose This paper aims to focus on the effects of temperature of the immersion media on the corrosion behaviour of differently heat‐treated X20Cr13 stainless steel. Design/methodology/approach Specimens, quenched on air, quenched in oil and quenched in oil and then tempered...

... © Emerald Group Publishing Limited 2006 --> Temperature Air pollution UK record heatwave and rising pollution Keywords: Temperature, Air pollution As the UK bakes during this summer's heatwave, sensors in space have been recording dramatic increases in both UK...

... and Figure 1 shows the microstructure of the alloys investigated in this study. Alloys Intergranular corrosion Ageing (materials) Temperature Among the different forms of localized corrosion, intergranular corrosion is encountered most often in technologically important metallic materials...

... © Emerald Group Publishing Limited 2005 --> Rhenology Temperature New temperature controloptions for Malvern Rosand capillary rheometers Keywords: Rhenology, Temperature Malvern Instruments has introduced a new range of low temperature control options...

..., the scale developed into an outer NiO layer and an inner Cr₂O₃ layer while the presence of NiMoO₄ was also observed within the scale. © Emerald Group Publishing Limited 2004 Alloys Oxidation resistance Temperature Haynes Alloy 242 is an age hardenable...

...Stefan Krakowiak; Kazimierz Darowicki Results have been presented of investigations on the effect of the temperature change rate on the critical temperature of pitting corrosion. Investigations of 316L stainless steel have been conducted by cyclic thermometry. An increase has been stated...

... Plate 2 Vertical sump pumps resist aggressive media ASV ET sealless pumps are of single-stage modular centrifugal design, with standard models constructed from either Polypropylene (PP) for operating temperatures of 5° to 80°, or Polyvinylidene fluoride (PVDF) for more demanding...

... Also new from Elcometer are two new thermometers which have been added to its Climatic Group of instruments. The Elcometer 212 (Plate 4) is a digital, pocket thermometer for either surface or material temperature measurement and the Elcometer 214 (Plate 5) is an infra-red digital thermometer...

... is intensively attacked in investigation conditions. On cyclic thermograms for 316L steel three temperature zones can be distinguished. The first zone is the zone of resistance to pitting. In the third temperature zone rapid development of pits is observed. The second intermediate temperature range includes...