ASTM A500 Square ma Rectangular Steel Paipa Folasaga Puupuu:
ASTM A500 ose fa'amatalaga fa'apitoa mo fa'apa'u fa'apipi'i fa'ameamea fa'ameamea fa'a-malulu ma fa'au'u fa'asolo i sikuea, ma fa'atafa'afa'afa. O lenei fa'amatalaga e aofia ai vasega eseese o paipa u'amea kaponi mo fa'atulagaga fa'atulagaina, e aofia ai siepi sikuea ma fa'afa'afa'afa.
| Oloa | Pipa Uamea Fa'afa'afa'afa'afa'afa'afa |
| Mea | Uamea Carbon |
| Vasega | Q195 = A53 Vasega A Q235 = A500 Vasega A Q355 = A500 Vasega B Vasega C |
| Tulaga | GB/T 6728 ASTM A53, A500, A36 |
| Laufanua | Pa'u/Natura Black vali Su'u fa'atasi pe leai fo'i se afifi |
| Fa'ai'u | I'uga manino |
| Fa'amatalaga | OD: 20*20-500*500mm ; 20*40-300*500mm Mafiafia: 1.0-30.0mm Umi: 2-12m |
Fa'aigoa Fa'apa'u Uamea Fa'atafafa ma Fa'afa'afa'afa:
Faufale/mea faufale paipa uamea
Fausia paipa
Solar tracker fausaga paipa uamea
ASTM A500 Square ma Rectangular Steel Paipa Su'ega Tulaga Lelei:
| ASTM A500 Fua'upu Fa'a'ona | |||||
| Vasega uamea | C (max.)% | Mn (tele.)% | P (max.)% | S (max.)% | Kopa (min.)% |
| Vasega A | 0.3 | 1.4 | 0.045 | 0.045 | 0.18 |
| Vasega B | 0.3 | 1.4 | 0.045 | 0.045 | 0.18 |
| Vasega C | 0.27 | 1.4 | 0.045 | 0.045 | 0.18 |
| Mo faʻaitiitiga taʻitasi o le 0.01 pasene i lalo ifo o le maualuga faʻamaonia mo le kaponi, e faʻatagaina se faʻaopoopoga o le 0.06 pasene i luga aʻe o le maualuga faʻamaonia mo manganese, e oʻo atu i le maualuga o le 1.50% ile suʻesuʻega vevela ma le 1.60% ile suʻesuʻega o oloa. | |||||
| Meatotino Fa'ainisinia Tubing Fa'atutu | |||||
| Vasega uamea | Tuuina atu le malosi min. MPa | Malosi fa'asa min. MPa | Fa'aumiumi min. % | ||
| Vasega A | 270 | 310 | 25 mafiafia puipui (T) tutusa pe sili atu i le 3.05mm | ||
| Vasega B | 315 | 400 | 23 mafiafia puipui (T) tutusa pe sili atu i le 4.57mm | ||
| Vasega C | 345 | 425 | 21 mafiafia puipui (T) tutusa pe sili atu i le 3.05mm | ||
Pulea lelei:
1) I le taimi ma le maeʻa o le gaosiga, 4 QC aufaigaluega ma sili atu i le 5 tausaga le poto masani asiasia oloa i se taimi.
2) Falesu'esu'e aloa'ia a le atunu'u ma tusi pasi CNAS
3) Su'esu'ega talia mai le isi vaega tofia/totogi e le fa'atau, pei ole SGS, BV.
4) Faʻamaonia e Meleisia, Initonesia, Sigapoa, Filipaina, Ausetalia, Peru ma Peretania. Matou te umia UL / FM, ISO9001/18001, FPC tusi faamaonia
Faatatau ia tatou:
Tianjin Youfa Uamea Paipa Vaega Co., Ltd na faavaeina i luga o Iulai 1st, 2000. O loo i ai atoa e uiga i 8000 tagata faigaluega, 9 falegaosimea, 179 uamea laina gaosiga o paipa, 3 falesuesue aloaia a le atunuu, ma 1 Tianjin nofoaga autu tekinolosi pisinisi aloaia.
31 sikuea ma rectangular laina gaosiga paipa
falegaosimea:
Tianjin Youfa Dezhong Uamea Paipa Co., Ltd;
Handan Youfa Uamea Paipa Co., Ltd;
Shanxi Youfa Uamea Paipa Co., Ltd
