Dab tsi yog kev tawm tsam kev kho tshuab corrosion rau precision puag ncig steel bar

Jun 04, 2025

Advanced los tiv thaiv corrosion daws rau precision puag ncig hlau bars

1. dos txheej technologies

Tawv chrome plating

Kev ua

Electrolytic Enterition (5-50R chomium txheej)

Cov Khoom Siv Tseem Ceeb

Hardness:HV 800-1200
Porosity:Tsawg dua los yog sib npaug rau 1 / cm² (80µm)
Ntsev Txau Kuj:3.5% concentration

Cov Ntawv Thov

Cov pas nrig piston hydraulic, cov kev qhia kho mob ntsia hlau, cov khoom siv marine

Qhov Zoo

30-50% Cov Nqi Them Nqivs thermal txau
Tag Nrho Cov Ntaw Nto
Kev Pab Lub Neej:10+ xyoo

Electroless Nickel-phosphorus (NI-P)

Kev ua

Autocatalytic deposition (20-50μm ni-p alloy)

Cov Khoom Siv Tseem Ceeb

Hardness:HV 500-1100(↑ rau hv 1100 tom qab 350℃/ 1hr)
Corrosion Kuj:>1000 hrsNTSE TXAU
Amorphous qauv rau kev tiv thaiv niaj hnub

Zoo tagnrho rau

Cov khoom noj ua zaub mov noj, cov cuab yeej precision, ib puag ncig ib puag ncig

Kub-Dip Galvanizing (HDG)

Kev ua

450 Qib Zinc Iranersion (70-120μm zn-Fe Alloy Txheej)

Ua yeeb yam

Ntsev Txau Kuj:>1500 hrs
Cathodic kev tiv thaiv rau steel substrate

Kev txiav txim

Thickness variance±20µmyuav cuam tshuam cov haum muaj tseeb

Cov Kev Siv Zoo Tshaj

Choj Cheebtsam, cov qauv sab nraum zoov, cov fasteners hnyav

2.} sib hloov pauv zaj duab xis

Blackening (Oxidation)

Kev ua

Tshuaj lom neeg Oxidation sib 2-33m fe₃o₄ txheej

Kev Xaiv Kev Lag Luam

Nqi:~ $ 0.7 / 'meter'
Ntsev Txau Kuj:<24 hrs
Yuav tsum muaj cov roj ntxiv uas muaj xeb

Raug Siv Siv

Kev Siv Cov Khoom Siv Cov Khoom Siv Dav Hlau, Fasteners, Tsis Yog-tseem ceeb Shafts

Phosphating Kev Kho Mob

Kev ua

Zinc / MN Phosphate Conversion (5-15μm Txheej)

Kev Pab Nyiaj

Txhim kho cov xim pleev xim los ntawm300%
Ntsev Txau Kuj:500 teev(nrog sealant)
DE DUA ROUNTENT nce: RA +0.5}}}} - 1μm

Kev Lag Luam Kev Lag Luam

Automotive kis qhov chaw, iav cam shaft, kev kho ua ntej ua ntej

3.} Kev Kho Mob Yooj Yim

Nitrividing (roj / ion)

Kev ua

500-580 Qib Amampia Diffusion (0.1-0.5mm Txheej)

Cov Khoom Uas Muaj

Hardness:HV 900-1200
Acid Refunse:80% zoo duatshaj li Chrome plating
MAX pabcuam kub:500 degree

Precision Zoo

Tsawg heev distortion:<0.005mm/100mm
Tsis muaj kev hloov pauv ntawm cov khoom siv

Daim ntawv thov tseem ceeb

Aerospace Cheebtsam, servo lub cev muaj zog shafts, muaj ib puag ncig muaj tsheb loj

Hybrid txheej tshuab

Qhov Xaiv 1: Chrome + Sealant

503 CHROME PLATING + K₂CRROOL Sealing
Daim Ntawv Cog Lus Cruivation Zaj Duab Xis
Porosity:<0.1/cm²

Qhov Xaiv 2: Ni-P + PTFE

Tshuaj Nickel Plating Nrog PTFE Impregnation
Kev sib txhuam coefficient:μ=0.01
5 × kam rau organic acids

Daim Ntawv Siv Cov Nyiaj Tau Los

Ua ke ntau yam tiv thaiv kev tiv thaiv rau cov chaw muaj huab

4.} ib qho kev xaiv ib puag ncig

Kev Ua Haujlwm Ib puag ncig	Pom zoo daws	Xyuam Ntuj
Cov Qauv Khoom (Sab hauv / General sab nraum zoov)	Blankening + anti-xeb roj Phosphating (rau cov tshuab pleev xim)	2-5 xyoos tiv thaiv
Vaum / ntsev txau (Tubrog / Nqaum)	Hard chrome (>80µm) Ni-P plating (>50µm) + Cathows tiv thaiv	10+} xyoo ua npau taws
Kev kub siab (>200℃lag luam)	Nitriving (txog 500 degree) Ceramic tsuag (al₂o₃ / tio₂)	Thermal Stability + Corrosion Kuj

Precision envenered rau koj cov ntawv thov xav tau

Peb cov tshuaj tiv thaiv corrosion corrosioned steel tuav tswj± 0.005mm thev tausnrog corrosion tus nqi hauv qab no0.001mm / xyoo- ntsib Aerospace thiab cov qauv kev kho mob .

Thov Kev Ua Tshwj Xeeb