Bohlokoa ba ASTM A139 ho Kaho ea Liphaephe tsa Khase ea Tlhaho tse ka Tlas'a Lefatše

Phaephe ea tšepe ea carbon e welded ka spiral e entsoeng hoASTM A139e etselitsoe ka ho khetheha lits'ebetso tsa ka tlas'a lefatše tse kang litsamaiso tsa phetiso ea khase ea tlhaho le kabo. Liphaephe tsena li etsoa ka mokhoa o ikhethileng oa ho tjheseletsa o etsang manonyeletso a matla le a tšoarellang, a bohlokoa ho mamella likhatello tsa ka tlas'a lefatše le maemo a tikoloho ao liphaephe tsena li tla tobana le 'ona.

Mokhoa oa ho tjheseletsa ka sekontiri o sebelisitsoeng ho ASTM A139 o fa phaephe bokaholimo bo tsitsitseng le bo boreleli ba kahare, e leng habohlokoa ho netefatsa phallo e sebetsang ea khase ea tlhaho ka phaepheng. Liphaephe tsena li boetse li fumaneha ka bophara bo fapaneng le botenya ba mabota, e leng se lumellang ho tenyetseha moralong le kahong ho fihlela litlhoko tse ikhethileng tsa phetiso ea khase ea tlhaho kapa sistimi ea kabo.

Ntle le ho tšepahala le ho tšoarella, phaephe ea ASTM A139 e fana ka ho hanyetsa ho bola, e leng habohlokoa ho netefatsa botšepehi ba nako e telele ba liphaephe tsa khase ea tlhaho tse ka tlas'a lefatše. Thepa ea tšepe ea khabone e sebelisoang liphaepheng tsena e entsoe ka ho khetheha ho hanyetsa ho bola, ho netefatsa hore liphaephe li lula li le ntle ebile li sa lutle ka lilemo tse tlang.

Polokeho ke ea bohlokoa haholo kahong ea liphaephe tsa khase ea tlhaho tse ka tlas'a lefatše. Liphaephe tsa ASTM A139 li etsoa le ho lekoa ho latela maemo le litlhaloso tse tiileng tsa indasteri, ho netefatsa hore li ka mamella liphephetso tse ikhethang tsa ts'ebeliso ea ka tlas'a lefatše. Sena se fa litšebeletso tsa khase ea tlhaho, balaoli le sechaba khotso ea kelello ka ho tseba hore meralo ea motheo e fanang ka khase ea tlhaho e tšepahala ebile e bolokehile.