Dab tsi yog cov qauv rau kev laus tiv thaiv kev sim ntawm galvanized coils?

Nov 19, 2025 Tso lus

1.Dab tsi yog lub hauv paus ntsiab lus tom qab nruab nrab ntsev tsuag tshuaj ntsuam?

Lub hauv paus ntsiab lus: A 5% sodium chloride tov yog atomized thiab tsis tu ncua txau mus rau tus qauv saum npoo nyob rau hauv qhov kub thiab txias (35 degree) thiab av noo los simulate marine los yog chloride-muaj ib puag ncig kev lag luam atmospheric.

Kev ntsuas ntsuas: Lub sijhawm ntawm thawj qhov tsos ntawm cov xeb dawb thiab thawj qhov tsos ntawm cov xeb liab feem ntau raug kaw. Lub sijhawm ntsuas ntev dua (piv txwv li, 240 teev, 480 teev, 1000 teev), qhov zoo dua qhov kev tiv thaiv corrosion.

galvanized coil

2.Lub hauv paus ntsiab lus thiab cov qauv ntawm tooj liab yog dab tsi -kev ntsuas tshuaj acetic acid ntsev kom ceev?

Lub hauv paus ntsiab lus: Ntxiv acetic acid thiab tooj liab chloride rau cov tshuaj tsuag ntsev ua rau cov kua qaub, ua kom nrawm heev.

Main Standards:

ASTM B368, "Copper - Accelerated Acetic Acid Salt Spray Test Method"

Txoj kev no tseem suav nrog ISO 9227 (CASS test).

Lus Cim: Txawm hais tias ceev ceev, txoj kev no yuav hnyav dhau rau cov txheej txheem galvanized thiab feem ntau tsis yog siv los ua cov khoom kuaj niaj hnub.

galvanized coil

3.Dab tsi yog lub hauv paus ntsiab lus thiab cov qauv ntawm cyclic corrosion test?

Principle: A test cycle may include multiple stages such as salt spray -> drying ->humidity (high humidity). Qhov kev hloov ntawm qhuav thiab ntub dej no tuaj yeem simulate qhov tseeb atmospheric corrosion mechanism.

Kev ntsuam xyuas: CCT cov txiaj ntsig tau sib raug zoo dua nrog qhov tshwm sim sab nraum zoov ntau dua li cov kev ntsuas nruab nrab nruab nrab ntawm cov ntsev ntsev, thiab tau dhau los ua txoj hauv kev sim ntsuas hauv siab -kawg daim ntawv thov teb (xws li tsheb thiab siab - cov khoom siv hauv tsev kawg).

galvanized coil

4.Dab tsi yog lub hauv paus ntsiab lus thiab cov qauv ntawm kev ntsuas cua sov?

Lub hauv paus ntsiab lus: Cov qauv yog muab tso rau hauv qhov siab tsis tu ncua - qhov kub thiab txias - ib puag ncig cov av noo (xws li 40℃, 95% RH), thiab pom qhov hloov pauv ntawm qhov chaw.

Main Standards:

GB/T 2423.3 "Kev ntsuam xyuas ib puag ncig rau cov khoom siv hluav taws xob thiab hluav taws xob - Ntu 2: Kev Ntsuas Cov Txheej Txheem - Kev Ntsuas Cab: Kev Ntsuas Dej Tsis Muaj Kub Kub"

IEC 60068-2-78 (International Electrotechnical Commission Txuj)

 

5.Dab tsi yog lub hauv paus ntsiab lus thiab kev ntsuas kev ntsuas ntawm qhov kev sim tawm sab nraum zoov tiag tiag?

Lub hauv paus ntsiab lus: Cov qauv raug muab tso ncaj qha rau hauv qhov chaw sim hauv ib puag ncig tshwj xeeb (xws li thaj chaw nyob deb nroog, nroog, thaj chaw muaj kev lag luam, lossis thaj chaw marine) rau ntev -lub sij hawm raug huab cua huab cua.

Kev ntsuas ntsuas: Feem ntau ntsuas txhua xyoo, qhov poob phaus, qib corrosion, thiab lwm yam kev ntsuas ntawm cov qauv raug soj ntsuam thiab sau tseg ib ntus. Cov ntaub ntawv yog siv los ntsuas thiab ntsuas cov txheej txheem ntsuas nrawm.