I le taimi nei, o loʻo i ai le aofaʻi o le 45 seti o loʻo faʻaauau pea vili ua fausia pe o loʻo fausia ma faʻaaogaina i Saina.O i latou o loʻo fausiaina e aofia ai le 1 seti o Jiangsu Chengde Steel Pipe Co., Ltd., 1 seti o Jiangsu Changbao Pleasant Steel Pipe Co., Ltd., ma Henan Anyang Longteng Heat Treatment Materials.1 seti i Hebei Chengde Jianlong Special Steel Co., Ltd. ma le 1 seti i Hebei Chengde Jianlong Special Steel Co., Ltd. O auiliiliga o le fausiaina o falegaosi taavale faifaipea o loo faaalia i le Laulau 1. E le gata i lea, e tele foi kamupani fuafua e fau ni fale vili fa'aauau.
| Fuafuaga 1 Faufale o lo'o i ai nei o fale gaosi fa'aauau | |||||||
| Igoa Kamupani | Fa'asologa o Tulafono a le Auvaa /mm | tuu i tausaga gaosiga | Amataga | Malosiaga / (10,000 ta) ③ | Ituaiga vili ta'avale faifai pea | Fa'amatalaga o oloa / mm | Metotia suiga o lo'o |
| Baoshan Iron & Steel Co., Ltd. | Φ140 | 1985 | Siamani | 50/80 | 8 fata fa'atasi ma ta'avale e lua + opeopea | Φ21.3~177.8 | Suiga itu e lua |
| Tianjin Pipe Corporation Co., Ltd. | Φ250 | 1996 | Italia | 52/90 | 7 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ114~273 | Suiga itu e lua |
| Hengyang Valin Steel Tube Co., Ltd. | Φ89 | 1997 | Siamani | 30/30③ | 6 fata fa'atasi ai ma ta'avale e lua + afa fa'afefe | Φ25~89(127) | Suiga itu e tasi le itu |
| Inner Mongolia BaoTou Steel Union Co.,Ltd. | Φ180 | 2000 | Italia | 20/35 | 5 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ60~244.5 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ168 | 2003 | Siamani | 25/60 | VRS+5 fata e tolu ta'avale + fa'a-opeopea | Φ 32~168 | Axial tunnel |
| Shuangan vaega Seamless Steel Pipe Co., Ltd | Φ159 | 2003 | Siamani | 16/25 | 5 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ73~159 | Suiga itu e tasi le itu |
| Hengyang Valin Steel Tube Co., Ltd. | Φ340 | 2004 | Italia | 50/70 | VRS+5 fa'avaa ta'avale lua + taofi | Φ133~340 | |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ340② | 2005 | Italia | 50/80 | VRS+5 fa'avaa ta'avale lua + taofi | Φ139.7~365.1 | |
| Nantong Special Steel Co., Ltd. | Φ159 | 2005 | Saina | 10/10 | 8 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ73~159 | |
| WSP Holdings Ltd. | Φ273② | 2006 | Saina | 35/50 | 5 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ73~273 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ460 | 2007 | Siamani | 50/90 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ219~460 | Axial tunnel |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ177 | 2007 | Italia | 35/40 | VRS+5 fa'avaa tolu ta'avale + taofi | Φ48.3~177.8 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ258 | 2008 | Siamani | 50/60 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ114~245 | Suiga itu e tasi le itu |
| Shuangan vaega Seamless Steel Pipe Co., Ltd | Φ180 | 2008 | Siamani | 25/30 | VRS+5 fa'avaa ta'avale tolu | Φ73~278 | |
| ANHUI TIANDA OIL PIPE COMPANY LIMITED | Φ273 | 2009 | Siamani | 50/60 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ114~340 | |
| SHANDONG MOLONG PETROLEUM CO., LTD. | Φ180 | 2010 | Saina | 40/35 | VRS+5 fa'avaa tolu ta'avale + taofi | Φ60-180 | Axial tunnel |
| Liaoyang Ximulaisi Petroleum Fa'apitoa Pipe Gauai Co.,Ltd. | Φ114② | 2010 | Saina | 30/20 | 6 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ60.3-140 | Suiga itu e tasi le itu |
| Yantai Lubao Uamea Paipa Co., Ltd. | Φ460 | 2011 | Siamani | 60/80 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ244.5~460 | Axial tunnel |
| Heilongjiang Jianlong Iron and Steel Co., Ltd. | Φ180 | 2011 | Italia | 45/40 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ60~180 | |
| JINGJIANG STEEL STEEL CO., LTD. | Φ258 | 2011 | Siamani | 50/60 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ114~340 | Suiga itu e tasi le itu |
| Xinjiang Bazhou Su'u Suauu Suauu Co., Ltd. | Φ366② | 2011 | Saina | 40/40 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ140-366 | |
| Inner Mongolia Baotou Steel Co., Ltd. Kamupani Pipa Uamea | Φ159 | 2011 | Siamani | 40/40 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ38~ 168.3 | Axial tunnel |
| Φ460 | 2011 | Siamani | 60/80 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ244.5~457 | ||
| Linzhou Fengbao Pipe Alamanuia Co., Ltd. | Φ180 | 2011 | Saina | 40/35 | VRS+5 fa'avaa ta'avale tolu | Φ60~180 | |
| Jiangsu Tianhuai Pipe Co.,Ltd | Φ508 | 2012 | Siamani | 50/80 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ244.5~508 | |
| Jiangyin Huarun Steel Co.,Ltd. | Φ159 | 2012 | Italia | 40/40 | VRS+5 fa'avaa ta'avale tolu | Φ48~178 | |
| Hengyang Valin Steel Tube Co., Ltd. | Φ180 | 2012 | Siamani | 50/40 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ114~180 | Suiga itu e tasi le itu |
| Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ76 | 2012 | Saina | 6 | 3 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ42~76 | |
| Tianjin Master Seamless Steel Paipa Co., Ltd. | Φ180② | 2013 | Saina | 35 | 6 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ60.3~177.8 | |
| Linzhou Fengbao Pipe Alamanuia Co., Ltd. | Φ89 | 2017 | Saina | 20 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ32~89 | |
| Liaoning Tianfeng Mea faigaluega Fa'apitoa Manufacturelimited Liability Company | Φ89 | 2017 | Saina | 8 | Fa'agasologa Puupuu 4 Fata MPM | Φ38~89 | |
| Shandong Panjin Steel Tube Manufacturing Co., Ltd.(i lalo o Shandong Luli Group) | Φ180 | 2018 | Saina | 40x2 ④ | 6 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ32~180 | |
| Φ273 | 2019 | Saina | 60x2 ④ | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ180~356 | ||
| Φ180 | 2019 | Saina | 50x2 ④ | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ60~180 | ||
| Linyi Jinzhengyang faagaau uamea seamless co., Ltd. | Φ180 | 2018 | Saina | 40 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ60~180 | Axial tunnel |
| Chongqing Iron&Steel(Group)Co.,Ltd. | Φ114 | 2019 | Saina | 15 | 6 fata faʻatasi ma taʻavale e lua + faʻatapulaʻa | Φ32~114.3 | Suiga itu e tasi le itu |
| Dalipal Holdings Limited | Φ159 | 2019 | Saina | 30 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ73~159 | |
| Hengyang Valin Steel Tube Co., Ltd. | 89 | 2019 | Saina | 20 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ48~114.3 | |
| Inner Mongolia Baotou Steel Co., Ltd. Kamupani Pipa Uamea | Φ100 Toe fa'aleleia | 2020 | Saina | 12 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ25~89 | Axial tunnel |
| Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ127 | o lo'o fausia | Saina | 20 | 5 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ42~114.3 | Suiga itu e tasi le itu |
| Anyang Longteng Heat Treatment Material Co., Ltd. | Φ114 | o lo'o fausia | Saina | 20 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ32~114.3 | |
| Chengde Jianlong Special Steel Co., Ltd. | Φ258 | o lo'o fausia | Saina | 50 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ114~273 | |
| Jiangsu Changbao Pulaisen Steeltube Co., Ltd. | Φ159 | o lo'o fausia | Siamani | 30 | 6 fata faʻatasi ma taʻavale tolu + faʻatapulaʻa | Φ21~159 | Suiga itu e tasi le itu |
| Fa'aaliga: ① O le iunite Φ89 mm ua suia mai le ta'avale fa'aauau e lua-maualuga i le ta'avale fa'aauau e tolu-maualuga;②Ua tapunia le iunite;③ Fa'atulagaina gafatia / gafatia moni;④E 2 seti taʻitasi. | |||||||
O mea o loʻo i luga e sau mai le tusiga "Faʻamoemoe mo le Lumanaʻi Atinaʻe o Faʻaauau Tube Rolling Technology", lea na lomia i le lomiga muamua o le "Steel Pipe" i le 2021.
Taimi meli: Iul-12-2022
