TIANJIN YOUFA STEEL PIPE GROUP CO LTD.
Na faavaeina le vaega o paipa u'amea a Tianjin Youfa ia Iulai 1, 2000, faatasi ai ma le nofoaga autu i le nofoaga autu o le gaosiga o paipa ueloina aupito tele i le Nuu o Saina-Daqiuzhuang, le aai o Tianjin, o se pisinisi tele o le gaosiga o paipa u'amea e gaosia ai le tele o ituaiga o oloa paipa.PAIPA U'AMEA KAHAVANISE,Paipa LWW STEE,PAI U'AMEA FA'ATAFA MA FA'ATAFA'ATAFA, PAIPA FA'ATAFA'I KAHAVANISE,PAI U'AMEA FA'ALILIU,PAIPA UA'AMEA E LEAI SE PIPI'I,FA'ATUPULAGA, MAPAIPA FA'APITOA. ua fa'avasegaina o ni kamupani sili e 500 a Saina i le alamanuia lava lea e tasi, ma o ni kamupani gaosi oloa sili e 500 a Saina.
Na fa'amaonia e le ofisa fa'ailoga tau fefa'ataua'iga a le SAIC ia Mati 2008 le ituaiga Youfa o se ituaiga lauiloa i Saina.
Fa'atomuaga Pu'upu'u o Paipa U'amea Kaponi ASTM A53:
| Oloa | Paipa U'amea Kaponi ASTM A53 |
| Meafaitino | Uamea Kaponi |
| Vasega | A53 Vasega A = Q195 / S195 A53 Vasega B =Q235 / S235 |
| Tulaga Masani | ASTM A53, ASTM A500, A36, ASTM A795GB/T3091, GB/T13793 |
O le ASTM A53 o se fa'amatalaga fa'atonuina mo paipa u'amea uliuli ma u'amea vevela ua fa'apipi'iina i le u'amea e leai ni so'oga ma ua fa'apipi'iina i le u'amea. O le paipa u'amea kaponi ASTM A53 e masani ona fa'aaogaina i fale gaosi oloa ma faufale mo le feavea'iina o le kesi, vai, suau'u, ma isi vai.
Fa'aoga o Paipa U'amea Kaponi ASTM A53:
Paipa u'amea mo galuega faufale / mea fau fale
Paipa u'amea pou pa
Paipa u'amea e puipuia ai le afi
Paipa u'amea fale vevela
Vai maualalo le mamafa, vai, kesi, suāuu, paipa laina
Paipa fa'asūsū
Paipa u'amea
Ituaiga o Paipa Uamea Kaponi ASTM A53:
Fa'atekinolosi: ERW ueloina pe Seamless
Ufiufi o le zinc: 30um i le averesi (220g/m2) ma le ufiufi zinc maualuga fa'apitoa e o'o atu i le 80um.
Pito o Paipa: Masani, pe Alavai, pe Fa'afiloi.

Fa'atekinolosi: ERW Welded
Luga: Uliuli masani; pe valiina teisi i le suāuu; pe vali lanu
Pito o Paipa: Grooved poʻo le Plain
Fa'atekinolosi: SAW Welded
Luga: Uliuli masani; pe Galvanized; pe 3PE FBE
Pito o Paipa: Pito ua fa'alava
Fa'atekinolosi: Fa'avevela le ufiufi e aunoa ma se fa'alavelave
Luga: Uliuli masani; pe vali uliuli; pe 3PE FBE; pe Galvanized
Pito o Paipa: Pito masani pe fa'alava
Siata o le Tele o Paipa U'amea Kaponi Fa'atonu ASTM:
| DN | OD | ASTM A53 / API 5L / ASTM A795 | |||
| SCH10S | STD SCH40 | SCH80 | |||
| MM | INISI | MM | MM | MM | |
| 15 | 21.3 | 1/2" | 2.11 | 2.77 | 3.73 |
| 20 | 26.7 | 3/4" | 2.11 | 2.87 | 3.91 |
| 25 | 33.4 | 1" | 2.77 | 3.38 | 4.55 |
| 32 | 42.2 | 1-1/4" | 2.77 | 3.56 | 4.85 |
| 40 | 48.3 | 1-1/2" | 2.77 | 3.68 | 5.08 |
| 50 | 60.3 | 2" | 2.77 | 3.91 | 5.54 |
| 65 | 73 | 2-1/2" | 3.05 | 5.16 | 7.01 |
| 80 | 88.9 | 3" | 3.05 | 5.49 | 7.62 |
| 90 | 101.6 | 3-1/2" | 3.05 | 5.74 | 8.08 |
| 100 | 114.3 | 4" | 3.05 | 6.02 | 8.56 |
| 125 | 141.3 | 5" | 3.4 | 6.55 | 9.53 |
| 150 | 168.3 | 6" | 3.4 | 7.11 | 10.97 |
| 200 | 219.1 | 8" | 3.76 | 8.18 | 12.7 |
| 250 | 273.1 | 10" | 4.19 | 9.27 | 15.09 |
Togafitiga o Pipa U'amea ASTM A53:
*FA'A'OLO I PITO E LUA (tulaga masani a le BS po'o le ASTM) O le tasi pito e iai le tapuni palasitika, ma le isi pito e iai le so'oga;
*PITO UA FA'A'AU'AU;
*PITO MASANI (tulaga masani);
*O LE I'UGA O LE BEVEL E I AI NI TAPUNI PALASITIKA (30 tikeri le bevel e talafeagai mo le uelo) pe e aunoa ma ni TAPUNI.
Paipa U'amea Carbon a le Youfa, Pulea Lelei o le Tulaga Lelei ma Tusi Faamaonia:
1) I le taimi ma le maeʻa ai o le gaosiga, e toʻa 4 le aufaigaluega a le QC e silia ma le 5 tausaga o le poto masani e siaki faʻafuaseʻi oloa.
2) Fale su'esu'e fa'amaonia fa'ale-atunu'u ma tusi fa'amaonia CNAS
3) Siakiina taliaina mai le isi vaega ua tofia/totogiina e le tagata faʻatau, e pei o le SGS, BV.
4) Ua fa'amaonia e Malasia, Initonesia, Sigapoa, Filipaina, Ausetalia, Peru ma Peretania. E umia e i matou tusi fa'amaonia UL /FM, ISO9001/18001, FPC, CE.
Tu'uina atu o Paipa U'amea Kaponi: -- Paipa vaega lapotopoto gaogao
1. OD 219mm ma lalo ifo I fusi e tutusa le umi ma le umi e fa'aputuina i le sami e ala i fasi u'amea, Fa'atasi ai ma fusi nylon e lua mo fusi ta'itasi
2. luga atu o le OD 219mm i le tele poʻo le tusa ai ma le manatu masani
3. 25 tone/koneteina ma le 5 tone/tele mo se poloaiga faata'ita'i;
4. Mo le koneteina e 20" o le umi maualuga e 5.8m;
5. Mo le koneteina e 40" o le umi maualuga e11.8m.
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