St37 St52 A214 A178 A53 A423 Fa'aigoa Uila Paipa, ERW
O le faagasologa e
Fufulu lanu uliuli-fa'amago-alkali--fufulu-fa'a'u-pe'u-pa'u-vai-vai-fesoasoani fa'atofu- -fa'amago- -fa'a'u'u vevela- -fegi fafo- - -fela i totonu- -malili le ea- -fa'alili vai- -pasivation- - vai vai--su'esu'ega--mamafa--teuga.
O paipa u'amea u'amea mo le fa'ao'oina o le suavai maualalo
1. Tulaga tutusa o le apa u'amea: o le fa'ata'ita'iga paipa u'amea o lo'o fa'aauau pea ona fa'asusu i le vaifofo sulfate apamemea mo le 5 taimi e aunoa ma le liu mumu (lanu apamemea).
2. tulaga lelei i luga: o le pito i luga o le paipa uamea e tatau ona i ai se laulau u'amea atoatoa, e leai ni lanu uliuli uncoated ma bubbles, ma faatagaina ai le i ai o le laʻititi laʻititi ma le tumo zinc i le lotoifale.
3. O le mamafa o le laulau u'amea: e tusa ai ma manaoga o le tagata talosaga, e mafai ona faaaoga paipa uamea u'amea e pei o le fua o le mamafa o le zinc layer, ma le tau averesi e le tatau ona itiiti ifo i le 500g / sikuea mita, lea e le tatau ona avea so o se faataitaiga. itiiti ifo i le 480g / sikuea mita.
Fa'amatalaga Oloa
Vasega uamea: | A214 A178 A423 A513 A53/A53M A672 API 5L APE 3PE Q235 Q345 St37 St52 |
Tulaga masani: | ASME/ASTM SA/A214 A178 A423 A513 A672 A53 A500,A213,A312,A269,A778,A789, GB/T3091 GB/T3094;DIN EN10025;DIN EN10217-2005;BS EN10217;BS EN10219;BS EN10025; |
Fa'amatalaga: | OD(1/2″-60″) po'o Fa'asinomaga |
Wt: | 1.0-30mm, pe tusa ai ma le manaoga faapitoa a le tagata faatau |
Umi: | 1-20meters, pe tusa ai ma le manaoga faapitoa a le tagata faatau |
afifi: | Tu'u Fa'asalalau Fa'asalalau |
Fa'ai'u paipa: | (1) Mafolafola (2) Pi'opi'o (3) Fa'aigoa fa'atasi ma le pulou palasitika |
Puipui pito: | (1) pulou palasitika (2) Puipui u'amea (3) e pei ona talosagaina |
Talosaga: | Fausiaina, paipa fausaga masini, Fa'ato'aga mea faigaluega paipa, Suavai ma kesi paipa, Greenhouse paipa, Fa'alava paipa, Fau mea faumea, meaafale paipa, Low pressure vai paipa, Suauu paipa, ma isi. |
Mill MTC: | Tuuina atu a o lei auina atu |
Asiasiga: | E mafai ona taliaina le Tolu Vaega asiasiga, SGS, BV, TUV |
Mauga uafu: | Soo se uafu i Saina |
Va'aiga Fefa'ataua'iga: | FOB, CIF, CFR, EXW, ma isi. |
Tu'uga tau: | TT poʻo LC i le vaʻai |
O matou tautua: | E mafai ona matou faʻapipiʻiina e tusa ai ma manaʻoga a tagata faʻatau poʻo ata tusi, afifiina e tusa ai ma talosaga a tagata faʻatau |