Inthevastnessoftheocean,thesafetyandstabilityofoffshoreoilrigsandsteelpilesofjettiesareofparamountimportanceascriticalfacilitiesforhumanexplorationofmarineresources.However,thecomplexityofthemarineenvironmentpresentsmanychallengestothesefacilities,themostprominentofwhichiscorrosion.Tomeetthisc...

 Forsacrificialanode,itisacorrosionpreventiontechnologywidelyusedinthefieldofelectrochemicalprotection.Withthehelpofsacrificialanode,itcaneffectivelypreventthedamageofmetalstructuresincorrosiveenvironments,thusprolongingtheirservicelife.Tounderstandsacrificialanodes,weneedtounderstandsomebasicc...

Zincanode Theself-erosionrateofzincanodeisrelativelylow,whichisabout0.02g.m-2.h-1incoldfreshwater,correspondingtotheerosionrateof25ohms.A-1.Zincanodesarecharacterizedbylowsurfacepolarization,highcurrentefficiency,widematerialsourcesandlowprice.Zincissuitableforseawater,steelpilewharfandshiphull...

 Within August Shanghaialuminumpresentwiderangeoftrends,themaincontractclosedat15275yuan,1709weeksrose1045yuan.Spotpricesare16035yuanpointbattleground,marketaftertumblingblacktie,long-shortbothsideswerecautious,holdingscutsthisweek. Risingpricesleddirectlytotheallproductcostsofal...