CHOROMIUM CASTU
Defar plaat bu am chrome bu rëy
Plak chromium bu kawe ci chromium dafay gëna bari ci chromium, nickel, molybdenum, vanadium, ak ñoom seen., ci biir krom bi bokk na ci mbir yi gëna am solo, di lim lu ëpp 10%. Rax ci dolli, tuuti karbon, silicon, phosphore, manganese ak yenn mbir yu am solo ci suuf ak élément alloy, boole xeetu mbir yooyu itam ñooy wane màndarga yu wuute yi ci plaque lining fer bu chrome bu kawe.
Njariñ yu am chrome yu bari
1. Li baax ci wàllu antiwaar. composition u plaatu kermium bu rëy bi dafa am chromium bu bari, te loolu mën na nekk "chromic couche", ak resistance bu baax, te loolu mën na yokk bu baax dundu serwiis bi.
2. mbañeel bu baax. élément alloy yi ci plaatu fer bu chromium bu kawe bi mën nañu nekk filmu oxide bu oxide, nickel ak yeneen mbir, te loolu mën na moytu corrosion bu media corrosion yu bari ci biir produit bi, ba noppi yokk dundu gi.
3. Dagg ak doole termik ak energie. Plaque chrome bu kawe bi mën na wéy di am dëgëraay bu baax, dëgëraay ak sol mbañeel ci tàngoor wu metti, te mën na baña am tàngoor ak baña bàyyi xel ci oxidation.
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Plak chromium bu bari chromium mën nañu ko jëfandikoo ngir dem ak dikk, ak dagg yenn media yu bari, lu ci melni ore, këriñ, siman, seramik, liggéeyum chimik ak yeneen barab. Ndax mën na baña yàq wear bu baax ak baña yàq corrosion, mën na yokk bu baax dundu jumtukaay yi, wàññi njëgu toppatoo bi ak wàcce jumtukaay yi, kon dañu ko jëfandikoo bu bari.
Ci wàllu ASTM ASTM A 532 DIN bu Allemand 1695 BS484 BS44 BS44 NF A 32-401
| kode | component chimik (%) | dëgëraay bi (HRC) | ||||||||||
| C | Si | Mn | Cr | sama yaay | Naka | Cu | S | P | ||||
| CBCr 15 | 1.5-4.5 | Lu néew wala tollu ci 1.5 | Lu néew wala tollu ci 1.5 | 10-18 | Lu néew wala mu tollu ci 3.0 | Lu néew wala tollu ci 1.5 | Lu néew wala tollu ci 1.2 | <0.06 | <0.10 | Li gëna am solo wala mu tollu ci 58 | ||
| CBCr 20 | 18-23 | Li gëna am solo wala mu tollu ci 58 | ||||||||||
| CBCr 26 | 23-28 | Li gëna am solo wala mu tollu ci 58 | ||||||||||
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