2205 Fa'ameamea i luga ole sami

Igoa Oloa: 2205 Duplex Stainless Steel Marine Propeller Shaft Sleeve Castings
(Shandong Hongyang Uamea Faapitoa - 20 Tausaga o le Militeri-Fa'amautinoaga Tulaga Tulaga)

 

 

O Shandong Hongyang Special Steel e fa'aogaina le ZG22Cr5Ni3MoN (2205 Duplex Steel) fa'atekonolosi fa'a'a'ai e gaosia ai lima fa'a'a'a'a o le gataifale. Fa'amaonia e sosaiete fa'avasegaga tetele e iva e aofia ai le CCS, DNV-GL, ma le BV, oa tatou oloa e fa'apitoa mo si'osi'omaga o le gataifale ma le maualuga o le salinity ma le saoasaoa o le tafe, e ofoina atu le 5 taimi sili atu le tete'e i cavitation nai lo u'amea u'amea 316L masani.

 

 

1. Puipuiga ole Amiole -Vaega

I luga atu o le 15 tausaga o le poto masani i le tuʻuina atu o meafaigaluega a le gataifale

Na pasi le ISO 15324 faʻavavevave suʻesuʻega aʻa o le sami (1000 itula leai se faaletonu)

Fa'amaonia o le "Seawater Corrosion-Resistant Special Steel" e Saina Classification Society

 

2. Fa'apolofesa Mea Fa'asaienisi Vaega Fa'apitoa

Ova atu le gafatia e lafo ai: E mafai ona gaosia lima fa'amau fa'atasi ma le lautele Φ200-Φ1500mm ma umi I lalo ifo pe tutusa ma le 6m

Fa'apitoa -fa'agaioiga: E mafai ona fa'apipi'i fa'apipi'i mo fausaga fa'apitoa e pei o 'apa fa'ata'ita'i ma va'a fa'afefete.

Tali vave: 30-aso tuʻuina atu mo faʻatonuga faʻanatinati (tulaga masani 45 aso)

 

3. Meatotino Fa'ainisinia Mata'ina

Tete'e Cavitation: La'ei faaletausaga<0.5mm at 15m/s flow velocity

Malosi le vaivai: Leai ni ta'e i lalo ole 10⁷ uta ta'amilosaga (DNV-RP-C203 standard)

Biofouling tete'e: Lau'ele'ele talatala Ra E itiiti ifo pe tutusa i le 3.2μm fa'aitiitia le fa'apipi'i fa'ato'aga e 40%

 

 

Parameter	Taua	Tulaga Fa'ailoga
Vaega Autu	Cr:22%, Ni:5.5%, Mo:3%, N:0.18%	ASTM A995
Malosi Tetele	Sili atu pe tutusa ile 690MPa	Tulafono a le CCS
Fualili ole Suavai Suavai	E itiiti ifo pe tutusa ile 0.08mm/tausaga (30 tikeri suasami)	DNV-OS-C101
Fa'apalepale Mea	CT6 Vasega	ISO 8062

 

 

Vasa -vaa uta: O lima o le si'usi'u mo le 180,000 DWT va'a tele ma le 200,000 maila fa'atauva'a e aunoa ma se toe sui.

Va'a a le gataifale: O lima fa'ato'aga mo tagata fa'aumatia e pasia le 3000 itula o fa'ata'ita'iga i le sami.

Va'a fa'atauva'a: Fa'aleaganu'u - lima o le pisa mo tagata Italia e fa'aitiitia le vibration i le 35%

 

 

O lo'o tu'uina atu e le tagata fa'atau ata fa'asologa o mea fa'apitoa/fa'amatalaga fa'ainisinia

E tu'uina atu e enisinia meafaitino talosaga mo le filifilia o mea i totonu ole 72 itula

Saini maliega fa'apitoa (e aofia ai -tulaga o asiasiga a vaega lona tolu)

45-aso tilivaina (e mafai ona faapuupuuina i le 30 aso mo poloaiga faanatinati)

Tuuina atu tusi fa'avasegaina sosaiete ma lipoti NDT fa'atasi ma uta

 

 

 

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