Mo vaega o le valve lafo,apa silivama ductile (spheroidal graphite) uʻamea lafo e lua o le sili ona faʻaaogaina alloys aua o leu'amea lafo ductilee sili atu le faʻatinoga o le anti-rust ma le sila uamea e manaia le faʻatinoga i le vevela ma le faʻafefe. E faʻaaogaina mo le gaosiga:
- Tino Pepe ma Polo Valve (Ductile Cast Iron po'o Cast Stainless Steel),
- Pisinisi Valve Pepe (Stainless Steel or Ductile Iron),
- Nofoa Vale (Tu'u Uamea po'o Uamea Fa'a'umea)
- Tino ma Ufiufi Pupa Centrifugal (SS po'o le U'amea Uila)
- Pamu Pamu ma Ufiufi (Stainless Steel, Duplex Stainless Steel)
- Fale e amo ai pamu (U'amea Fa'a Efuefu po'o Uamea Alloy)

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Saina AISI 304 u'amea u'amea Teu faafaigaluegaina lafo Impeller
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Fa'ameamea fa'ameamea u'amea Impeller e Tupe Teufaafaigaluega
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CNC masini uamea lafo vaega
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u'amea u'amea AISI 316 Tu'u Fa'afaigaluegaina Pamu Fale
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Fa'ameamea u'amea Teu fa'afaigaluegaina Pamu Tino
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Duplex u'amea u'amea leiloa solo lafo
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Tu'umea Fa'ameamea Fa'ameamea
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Super Duplex Stainless Steel Tupe Teufaafaigaluegaina Tu'u Impeller
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Uamea uamea CNC Fa'akomepiuta
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WCB Carbon uamea lafo oloa
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Tu'u uamea u'amea Inupepepe Fale e Sa'o lafo
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Omea gaosi oneone lafo