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API 6A Vaieli fa'alava Su'e
Siaki valve ua mamanuina ma gaosia atoatoa e tusa ai ma manaoga o le API 6A 《Meafaigaluega Fa'amatalaga mo Wellhead ma Kirisimasi La'au, e mafai ona fa'aoga fa'atasi ma meafaigaluega fa'apitoa i le fale ma fafo e ogatasi ma API 6A Standard.O le autu e faʻaaogaina le sulfide-resistance sila ma mafai ona faʻaaogaina i le H2S tulaga, valve tino e faia i le uʻamea uʻamea faʻapipiʻi ma le faʻatinoga lelei.E lua ituaiga o Siaki valve o lo'o ofoina mai e landrill: Su'ega ituaiga ma Lift ituaiga.
Potu 703 Fale B, Greenland centre, Sone atina'e Hi-tech Xi'an, Saina
86-13609153141
