Puas yog galvanized steel react nrog txhuas?
Puas yog galvanized steel react nrog txhuas?

Video: Puas yog galvanized steel react nrog txhuas?

Video: Puas yog galvanized steel react nrog txhuas?
Video: Galvanized Steel Plates 2024, Kaum ib hlis
Anonim

Nyob rau hauv cov huab cua puag ntawm nruab nrab mus rau cov av noo me me, tiv tauj ntawm a galvanized nto thiab txhuas los yog stainless steel yog tsis zoo li yuav ua rau muaj kev cuam tshuam ntau ntxiv. Txawm li cas los, nyob rau hauv heev humid tej yam kev mob, lub galvanized nto yuav xav tau hluav taws xob cais tawm ntawm lub txhuas los yog stainless hlau.

Tsis tas li ntawd, cov ntsia hlau puas yuav ua rau cov hlau tsis zoo?

Txawm li cas los xij, zinc hauv galvanized ntsia thawv reacts chemically nrog cedar thiab redwood. Ntsia manufacturers xav kom koj mus nrog txhuas los yog stainless hlau fasteners thaum koj siv ob qho ntawm cov ntoo no-thiab thaum twg koj siv cov ntoo siab. Tsis tas li ntawd, tsis txhob siv galvanized rau tes nrog tooj liab flashing.

Tom qab, lo lus nug yog, dab tsi hlau tsis hnov mob nrog txhuas? Coated Steel Nrog ib tug tuab txaus txheej, txawm ib tug heev reactive hlau zoo li tooj dag tau siv rau ib txhuas qauv tsis muaj xeb. Txij li thaum stainless hlau tseem yog ib qho ntawm qhov tsawg tshaj plaws reactive hlau tsis muaj txheej, nws ntse siv nws ua cov khoom siv hauv paus.

Raws li kev sib raug zoo, Aluminium puas cuam tshuam nrog hlau?

Nws yog qhov txawv txav uas pom galvanic corrosion ntawm txhuas nyob rau hauv kev sib cuag nrog stainless hlau (passive). Nyob rau hauv sib piv kev sib cuag ntawm tooj liab, bronze, tooj dag thiab ntau hom hlau alloys (passive thiab active) thiab txhuas tuaj yeem ua rau corrosion hnyav heev yog li nws yog qhov tsim nyog los muab cov rwb thaiv tsev ntawm ob lub hlau.

Puas yog nickel react nrog txhuas?

Thaum lub sij hawm cua sov, lub xub ntiag ntawm Ni nyob rau saum npoo yuav ua rau ib tug intermetallic cov tshuaj tiv thaiv nruab nrab ntawm npib tsib xee thiab txhuas substrate, nyob ntawm seb lub thickness ntawm cov oxide txheej.

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