Duplex Stainless Hlau Dss

Raws li thaum ntxov xyoo 1930, cov neeg pom tias cov hom hlau uas tsis muaj xim ntau dua li cov qauv me me, tab sis kev tshawb fawb tau zoo dua qub, kev tsim khoom, kev tsim khoom thiab cov khoom siv ntawm cov hlau no yuav luag stagnated. Nws tsis yog kom txog thaum xyoo 1950 uas muaj ntau tus neeg hauv nroog ntawm {}}}}}}}}}}}}}} Cov hlau tsis muaj txiaj ntsig nrog lwm cov hlau.

Tsis tas li ntawd, nrog kev txhim kho tas mus li ntawm cov khoom siv hlau tsis tu ncua xws li AOD thiab VOD refining thev naus laus zis, cov tshuaj lom neeg muaj pes tsawg leeg thiab theem piv ntawm duplex stainless hlau yog qhov nyuaj los tswj, thiab cov teeb meem kev ua haujlwm xws li txias thiab kub ua thiab vuam yog maj mam daws. . Tshwj xeeb tshaj yog txij li thaum tshwm sim ntawm nitrogen-muaj chromium-nickel duplex stainless hlau nyob rau hauv 1970s, duplex stainless hlau tau pib tsim los ntawm leaps thiab ciam teb.

Tam sim no, lub ntiaj teb duplex stainless hlau (DSS) tso tawm yog kwv yees li 150, 000 txog 400, 000 tons / xyoo. Txawm hais tias nws tsuas yog suav txog li 1% ntawm tag nrho cov khoom siv hlau tsis muaj hlau, nws tau loj hlob sai nyob rau xyoo tas los no, thiab nws tau nce rau 6 npaug ntawm 2005 txog 2008 ib leeg. Ntawm lawv, 2205 cov khoom kub dov yog cov khoom siv duplex stainless hlau ntau tshaj plaws nrog cov khoom siv loj tshaj plaws.

Nws tus sawv cev tus sawv cev qib yog 022cr22ni5mo3n, uas yog binically sib npaug rau s31803, sus329j3l, en 1.4462 lossis kev ua lag luam qib. Ultra-tsawg cov roj carbon, cov chromium siab thiab nitrogen alloy yog nws cov yam ntxwv zoo, thiab qhov pitting sib npaug index yog ntawm 32 thiab 39.

Cim npe nrov: Tuam Tshoj duplex stainless hlau dss, Tuam Tshoj duplex stainless hlau dss lwm tus neeg