439 vs 443 Ferritic Stainless Hlau: Dab tsi yog qhov txawv

Yuav ua li cas yog daim ntawv thov teb
439 Stainless Hlau: Siv dav nyob rau hauv Of Elevator Khoom Kho Kom Zoo Nkauj, Cov Khoom Siv Hauv Tsev, Kev Ntsuas Cov Tshuab Hluav Taws Xob, Cov Hluav Taws Xob Hluav Taws Xob, Hluav Taws Xob Hluav Taws Xob, Hluav Taws Xob Hluav Taws Xob, Thiab Lwm Yam
443 Stainless Hlau: feem ntau yog siv nyob rau hauv cov khoom siv hluav taws xob, tais diav, chav ua noj, nce, ncu, thiab lwm yam

Cov yam ntxwv ua tau zoo
439 Stainless Hlau: Muaj zoo corrosion tsis kam, zoo dua rau 200 series stainless hlau; Kev kub siab kuj tuaj yeem ncav cuag 815 degree; Yooj yim rau daim foos thiab Weld, tab sis sib nqus
443 Stainless hlau: Zoo tshaj corrosion distance, piv rau 304; Haum rau kev ua haujlwm ntev ntawm cov kub; Cov txheej txheem zoo thiab kev zomability, qis dua hlauetism

 

Tshuaj Muaj Tshuaj
439 Stainless Hlau: Cov ntsiab lus carbon tsawg dua lossis sib npaug rau 0.07%, chromium cov ntsiab lus tsawg dua lossis sib npaug rau 0.60%, titanium ntsiab lus {%
443 Stainless Hlau: Cov ntsiab lus Carbon GARBON 0.009%, chromium cov ntsiab lus 21.02%, titanium cov ntsiab lus 0.18%

 

Yuav 439 stainless hlau xeb ntawm sab nraud?
Tsis yog, qhov saum npoo ntawm 439 stainless hlau yuav tsis xeb {{1} nws cov qauv muaj siab, txawm tias muaj ib puag ncig hnyav.

 

Puas yog 430 qib stainless hlau zaub mov muaj kev nyab xeeb?
Yog, 439 stainless hlau yuav suav tau tias cov zaub mov muaj kev nyab xeeb.}} heev siv hauv cov khoom noj khoom haus thiab cov khoom siv tuav.