Fa'amamāina&Petrochemical Valve

Valve Faitotoa Fa'amau Fa'amau

Fuafuaga mamanu oloa 1. O loʻo faʻatinoina uma le mamanu ma le gaosiga e mulimulitaʻia le GB / T 12234, API600 ma le API602. O oloa o loʻo faʻaalia se fausaga talafeagai, faʻamaufaʻailoga faʻatuatuaina, lelei faʻatinoga ma faʻataʻitaʻiga manaia. 2. Co u'amea malo uelo fa'amau fa'amaufa'ailoga, lea o lo'o ofuina e tete'e, erosion fa'amaoniga, abrasion fa'amaoniga ma umi le ola. 3. O le pito i luga ma le fetuutuunaiga ala o le valve shaft e faʻamaʻiina ina ia mafai ona tafia ma abrasion resistant. 4. PN≥15.0MPa (vasega 900), ...

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