High Quality China Group brand Seamless/ERW u'uila le uamea/Carbon/Alloy Galvanized Square/li'o Seamless Boiler/Heat Exchanger Paipa u'amea
Vaaiga lautele
O la matou misiona e masani lava ona atiaʻe e avea ma se faʻatau fou o masini komepiuta ma fesoʻotaʻiga e ala i le ofoina atu o le tau faʻaopoopoina mamanu, gaosiga o le lalolagi, ma le toe faʻaleleia o gafatia mo le Suʻega / RW faʻafefeteina / Carbon / Alloy Galvanized Square / round Seamless Steel Pipe, O a matou oloa na auina atu i fafo i Sasaʻe Tutotonu, Europa, Korea, Vietname, Iraq, Rusia ma isi atunuu. I luga o le vaʻavaʻai i luma e fausia se felagolagomai matagofie ma umi faʻatasi ma oe i le lumanaʻi lumanaʻi! O loʻo i ai a matou fofo sili ona lelei ma faʻatauga faʻapitoa ma vaega faʻapitoa.Faʻatasi ai ma le atinaʻeina o la matou kamupani, e mafai ona matou tuʻuina atu tagata faʻatau oloa sili ona lelei, lagolago faʻapitoa lelei, auaunaga atoatoa pe a uma ona faʻatau.
Fa'aaogāga
E masani ona faʻaaogaina mo vaega malosi ma mamafa, ma mo le faʻamoemoe lautele ausa, vai, kesi ma paipa ea.
Vasega Autu
GR.A, GR.B
Vaega Vailaau
| Vasega | Vaega %，≤ | ||||||||
| C | Mn | P | S | CuA | NiA | CrA | MoA | VA | |
| S ituaiga | |||||||||
| GR.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| Ituaiga E(Papa uelo tetee) | |||||||||
| GR.A | 0.25B | 0.95 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| GR.B | 0.30C | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
| F ituaiga | |||||||||
| A | 0.30B | 1.20 | 0.05 | 0.045 | 0.40 | 0.40 | 0.40 | 0.15 | 0.08 |
A Ole aofa'iga o nei elemene e lima e le tatau ona sili atu ile 1.00%.
B Mo taʻitasi 0.01% faʻaititia i le maualuga o le carbon content, o le maualuga o le manganese e faʻatagaina e faʻateleina i le 0.06%, ae o le maualuga e le mafai ona sili atu i le 1.35%.
C O le 0.01% faʻaititia i le maualuga o le carbon content o le a faʻatagaina ai le maualuga o le manganese i luga ole 0.06%, ae o le maualuga e le tatau ona sili atu i le 1.65%.
Meatotino Fa'ainisinia
| mea | GR.A | GR.B |
| malosi mālosi, ≥, psi [MPa] Malosi o fua, ≥, psi [MPa] Fua 2in.po o le 50mm elongation | 48 000 [330]30 000 [205]A,B | 60 000 [415]35 000 [240]A,B |
A Ole fa'aumiumi aupito maualalo ole fua ole umi 2in. (50mm) e tatau ona fuafuaina i le fua fa'atatau:
e=625000(1940)A0.2/U0.9
e = le fa'aumiumi aupito maualalo o le fua 2in. (50mm), o le pasene ua lapotopoto i le 0.5% lata ane;
A = Fuafuaina e tusa ai ma le lautele o fafo o le faʻauʻu igoa poʻo le lautele lautele o le faʻataʻitaʻiga faʻataʻitaʻiga ma lona mafiafia puipui faʻapitoa, ma faʻataʻamilo i le pito lata ane o le faʻasologa o le faʻataʻitaʻiga tensile o le 0.01 in.2 (1 mm2), ma E faʻatusatusa i le 0.75in.2 (500mm2), poʻo fea lava e laʻititi.
U = fa'ama'otiina la'ititi la'ititi malosi, psi (MPa).
B Mo tu'ufa'atasiga eseese o lapo'a eseese o su'ega fa'ata'ita'iga fa'ata'ita'iga ma fa'atonuina le malosi fa'aiti'itia, o le fa'aumiumi pito mana'omia o lo'o fa'aalia i le Laulau X4.1 po'o le Laulau X4.2, e tusa ai ma lona fa'aogaina.
Su'ega Manaoga
Su'ega Tensile, su'ega puno'o, su'ega hydrostatic, su'ega eletise e le fa'aleagaina o uelo.
Avanoa Avanoa
Malosiaga Tuuina atu: 2000 Tone i le masina i le Vasega o le ASTM A53 / A53M-2012 paipa uamea
afifiina
I fusi ma I totonu o Pusa laupapa Malosi
Tilivaina
7-14 aso pe a fai i totonu o faʻatau, 30-45 aso e gaosia
Totogi
30% depsoit, 70% L/C po'o B/L kopi po'o le 100% L/C i le va'aiga
Fa'amatalaga Oloa
Pipa Fauvela
GB/T 8162-2008
ASTM A519-2006
BS EN10210-1-2006
ASTM A53/A53M-2012
GB9948-2006
GB6479-2013
