O le Steed Steel Tubes mo le maualuga o le undoster e aofia aiGB / 5310-2007tulaga,Asme Sa-106 / Sa-106m-2015,Astma210 (a210m) -2012, feololo carbon sheel sheel le mafai ona shelsured tubes mo boilers ma sukalati,Asme pei o - 213 / Sa - 213 m, ASTM A335 / A335M - 2018.

GB / T5310-2017e masani ona faʻaogaina e gaosia ai le maualuga o le mamafa ma luga o le mamafa o le amom boiler paipa ma isi maualuga-lelei kapeta faʻapipiʻi ma staless sweble uamea uamea uamea uamea uafu Maualuga uiga carbon fausaga steel streel 20g, 20mg, 25mg. O le tagata elo ai le uʻamea Steel Steel 15Mog, 20Mog, 12crmog, 15crmog, 12cr2Mog, 12crmvivg, 12crmhogh

O le mea leaga o le vevela o le teteʻe uamea e masani ona faʻaaogaina 1cr18ni9, 1cr18nillnnb

Mea taua e fetaui maGB / T5310Tagafa: 20g, 20MN, 25M, 16mm, 15MO, 15cRMO, 15CRHOCM SCHOCK SCHOCK SCHOCT, 12CRMOTSTHICK STIMORD: 12MTHOCT SCHOCT STIMES, I se faʻaopopoga, o se faʻaputuga lapisi, saito tele ma faaleaogaina vaega o faʻatumu o paʻu uamea e manaʻomia foi. Tuʻuina atu tulaga: vevela togafitiga

Ina ua o le a o le a o le Steel Steel Paipa i tagata faigaluega, e mafai ona eseTausi aualae tusa ai ma le tagata faʻatau manaʻoga o tagata faʻatau. Talu ai nei, mo oloa na matou lafo atu i Vietnam, na filifilia e le tagata faʻatau feʻaveaʻiga le fefaʻatauaʻiga o le tagi e faʻaititia ai le tele o oloa ma sefeina tau. E i ai foʻi a matou paketi le pvc, buling pack, uʻamea faʻatulagaina, faʻapipiʻi afifi ma isi. E mafai ona e siakiina le matou upega tafailagi mo isi auala afifiina. Alloy Steel Tapu, leai se mimitaSa106 gr.b, suauu suauuK55,L80, etc., mafai ona fuafua i lugaafifi auala.