Fil-preżent, hemm total ta '45 sett ta' rolling mills kontinwi li nbnew jew qed jinbnew u jitħaddmu fiċ-Ċina. Dawk li qed jinbnew prinċipalment jinkludu sett 1 ta 'Jiangsu Chengde Steel Pipe Co., Ltd., 1 sett ta' Jiangsu Changbao Pleasant Steel Pipe Co., Ltd., u Henan Anyang Longteng Heat Treatment Materials. 1 sett f'Hebei Chengde Jianlong Special Steel Co., Ltd u 1 sett f'Hebei Chengde Jianlong Special Steel Co., Ltd Id-dettalji tal-kostruzzjoni ta 'rolling mills kontinwi domestiċi huma murija fit-Tabella 1. Barra minn hekk, bosta kumpaniji huma wkoll tippjana li tibni rolling mills kontinwi ġodda.
| Tabella 1 Kostruzzjoni domestika kurrenti ta 'rolling mills kontinwi | |||||||
| Isem tal-Kumpanija | Grid tar-Regoli tal-Ekwipaġġ /mm | jitqiegħdu fis-snin ta 'produzzjoni | Oriġini | Kapaċità / (10,000 ta) ③ | Tip ta 'rolling mill kontinwu | Speċifikazzjonijiet tal-Prodott / mm | Metodu ta 'bidla roll |
| Baoshan Iron & Steel Co., Ltd. | Φ140 | 1985 | il-Ġermanja | 50/80 | 8 xtillieri b'żewġ rombli + galleġġjanti | Φ21.3~177.8 | Bidla tal-ġenb f'żewġ direzzjonijiet |
| Tianjin Pipe Corporation Co., Ltd. | Φ250 | 1996 | l-Italja | 52/90 | 7 xtillieri b'żewġ rombli + limitatur | Φ114 ~ 273 | Bidla tal-ġenb f'żewġ direzzjonijiet |
| Hengyang Valin Steel Tube Co., Ltd. | Φ89 | 1997 | il-Ġermanja | 30/30③ | 6 xtillieri b'żewġ rombli + nofs float | Φ25~89(127) | Bidla f'direzzjoni waħda |
| Inner Mongolia BaoTou Steel Union Co., Ltd. | Φ180 | 2000 | l-Italja | 20/35 | 5 xtillieri b'żewġ rombli + limitatur | Φ60 ~ 244.5 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ168 | 2003 | il-Ġermanja | 25/60 | VRS + 5 rack tliet rombli + semi-floating | Φ 32~168 | Mina axjali |
| Shuangan group Seamless Steel Pipe Co., Ltd | Φ159 | 2003 | il-Ġermanja | 16/25 | 5 xtillieri b'żewġ rombli + limitatur | Φ73~159 | Bidla f'direzzjoni waħda |
| Hengyang Valin Steel Tube Co., Ltd. | Φ340 | 2004 | l-Italja | 50/70 | VRS + 5 frejm żewġ rombli + waqfien | Φ133 ~ 340 | |
| Pangang Group Chengdu Steel & Vanadium Co., Ltd. | Φ340② | 2005 | l-Italja | 50/80 | VRS + 5 frejm żewġ rombli + waqfien | Φ139.7 ~ 365.1 | |
| Nantong Special Steel Co., Ltd. | Φ159 | 2005 | Iċ-Ċina | 10/10 | 8 xtillieri b'żewġ rombli + limitatur | Φ73~159 | |
| WSP Holdings Ltd. | Φ273② | 2006 | Iċ-Ċina | 35/50 | 5 xtillieri b'żewġ rombli + limitatur | Φ73~273 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ460 | 2007 | il-Ġermanja | 50/90 | 5 xtillieri bi tliet rombli + limitatur | Φ219 ~ 460 | Mina axjali |
| Pangang Group Chengdu Steel & Vanadium Co., Ltd. | Φ177 | 2007 | l-Italja | 35/40 | VRS + 5 frejm tliet rombli + waqfien | Φ48.3~177.8 | |
| Tianjin Pipe Corporation Co., Ltd. | Φ258 | 2008 | il-Ġermanja | 50/60 | 6 xtillieri bi tliet rombli + limitatur | Φ114 ~ 245 | Bidla f'direzzjoni waħda |
| Shuangan group Seamless Steel Pipe Co., Ltd | Φ180 | 2008 | il-Ġermanja | 25/30 | VRS + 5 frejm tliet rombli | Φ73~278 | |
| ANHUI TIANDA OIL PIPE COMPANY LIMITED | Φ273 | 2009 | il-Ġermanja | 50/60 | 6 xtillieri bi tliet rombli + limitatur | Φ114 ~ 340 | |
| SHANDONG MOLONG PETROLEUM CO, LTD. | Φ180 | 2010 | Iċ-Ċina | 40/35 | VRS + 5 frejm tliet rombli + waqfien | Φ60-180 | Mina axjali |
| Liaoyang Ximulaisi Petroleum Speċjali Pipe Manufacturing Co., Ltd. | Φ114② | 2010 | Iċ-Ċina | 30/20 | 6 xtillieri b'żewġ rombli + limitatur | Φ60.3-140 | Bidla f'direzzjoni waħda |
| Yantai Lubao Steel Pipe Co., Ltd. | Φ460 | 2011 | il-Ġermanja | 60/80 | 5 xtillieri bi tliet rombli + limitatur | Φ244.5 ~ 460 | Mina axjali |
| Heilongjiang Jianlong Iron and Steel Co., Ltd. | Φ180 | 2011 | l-Italja | 45/40 | 6 xtillieri bi tliet rombli + limitatur | Φ60 ~ 180 | |
| JINGJIANG SPEĊJALI AZZAR CO, LTD. | Φ258 | 2011 | il-Ġermanja | 50/60 | 6 xtillieri bi tliet rombli + limitatur | Φ114 ~ 340 | Bidla f'direzzjoni waħda |
| Xinjiang Bazhou Seamless Oil Pipe Co., Ltd. | Φ366② | 2011 | Iċ-Ċina | 40/40 | 6 xtillieri bi tliet rombli + limitatur | Φ140-366 | |
| Inner Mongolia Baotou Steel Co, Ltd Azzar Pipe Company | Φ159 | 2011 | il-Ġermanja | 40/40 | 6 xtillieri bi tliet rombli + limitatur | Φ38~ 168.3 | Mina axjali |
| Φ460 | 2011 | il-Ġermanja | 60/80 | 5 xtillieri bi tliet rombli + limitatur | Φ244.5~457 | ||
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ180 | 2011 | Iċ-Ċina | 40/35 | VRS + 5 frejm tliet rombli | Φ60 ~ 180 | |
| Jiangsu Tianhuai Pipe Co., Ltd | Φ508 | 2012 | il-Ġermanja | 50/80 | 5 xtillieri bi tliet rombli + limitatur | Φ244.5 ~ 508 | |
| Jiangyin Huarun Steel Co., Ltd. | Φ159 | 2012 | l-Italja | 40/40 | VRS + 5 frejm tliet rombli | Φ48~178 | |
| Hengyang Valin Steel Tube Co., Ltd. | Φ180 | 2012 | il-Ġermanja | 50/40 | 6 xtillieri bi tliet rombli + limitatur | Φ114 ~ 180 | Bidla f'direzzjoni waħda |
| Jiangsu Chengde Steel Tube Share Co., Ltd. | Φ76 | 2012 | Iċ-Ċina | 6 | 3 xtillieri bi tliet rombli + limitatur | Φ42~76 | |
| Tianjin Master Seamless Steel Pipe Co., Ltd. | Φ180② | 2013 | Iċ-Ċina | 35 | 6 xtillieri b'żewġ rombli + limitatur | Φ60.3~177.8 | |
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ89 | 2017 | Iċ-Ċina | 20 | 6 xtillieri bi tliet rombli + limitatur | Φ32~89 | |
| Liaoning Tianfeng Għodda Speċjali Manifattura Kumpanija b'Responsabbiltà Limitata | Φ89 | 2017 | Iċ-Ċina | 8 | Proċess Qasir 4 Rack MPM | Φ38~89 | |
| Shandong Panjin Steel Tube Manufacturing Co., Ltd. (taħt Shandong Luli Group) | Φ180 | 2018 | Iċ-Ċina | 40x2 ④ | 6 xtillieri b'żewġ rombli + limitatur | Φ32~180 | |
| Φ273 | 2019 | Iċ-Ċina | 60x2 ④ | 5 xtillieri bi tliet rombli + limitatur | Φ180 ~ 356 | ||
| Φ180 | 2019 | Iċ-Ċina | 50x2 ④ | 6 xtillieri bi tliet rombli + limitatur | Φ60 ~ 180 | ||
| Linyi Jinzhengyang seamless steel tube co., Ltd. | Φ180 | 2018 | Iċ-Ċina | 40 | 6 xtillieri bi tliet rombli + limitatur | Φ60 ~ 180 | Mina axjali |
| Chongqing Iron & Steel (Group) Co., Ltd. | Φ114 | 2019 | Iċ-Ċina | 15 | 6 xtillieri b'żewġ rombli + limitatur | Φ32~114.3 | Bidla f'direzzjoni waħda |
| Dalipal Holdings Limited | Φ159 | 2019 | Iċ-Ċina | 30 | 5 xtillieri bi tliet rombli + limitatur | Φ73~159 | |
| Hengyang Valin Steel Tube Co., Ltd. | 89 | 2019 | Iċ-Ċina | 20 | 6 xtillieri bi tliet rombli + limitatur | Φ48~114.3 | |
| Inner Mongolia Baotou Steel Co, Ltd Azzar Pipe Company | Φ100Retrofit | 2020 | Iċ-Ċina | 12 | 6 xtillieri bi tliet rombli + limitatur | Φ25~89 | Mina axjali |
| Jiangsu Chengde Steel Tube Share Co., Ltd. | Φ127 | taħt kostruzzjoni | Iċ-Ċina | 20 | 5 xtillieri bi tliet rombli + limitatur | Φ42 ~ 114.3 | Bidla f'direzzjoni waħda |
| Anyang Longteng Heat Treatment Material Co., Ltd. | Φ114 | taħt kostruzzjoni | Iċ-Ċina | 20 | 6 xtillieri bi tliet rombli + limitatur | Φ32~114.3 | |
| Chengde Jianlong Special Steel Co., Ltd. | Φ258 | taħt kostruzzjoni | Iċ-Ċina | 50 | 6 xtillieri bi tliet rombli + limitatur | Φ114 ~ 273 | |
| Jiangsu Changbao Pulaisen Steeltube Co., Ltd. | Φ159 | taħt kostruzzjoni | il-Ġermanja | 30 | 6 xtillieri bi tliet rombli + limitatur | Φ21~159 | Bidla f'direzzjoni waħda |
| Nota: ① L-unità Φ89 mm ġiet trasformata mill-irrumblar kontinwu oriġinali ta 'żewġ għoli għal rolling kontinwu ta' tliet għoli; ②L-unità ġiet mitfija; ③Kapaċità ddisinjata / kapaċità attwali; ④Hemm 2 settijiet rispettivament. | |||||||
Il-kontenut ta 'hawn fuq ġej mill-artiklu "Prospetti għall-Iżvilupp Futur tat-Teknoloġija Kontinwa tal-Irrolljar tat-Tubi", li ġie ppubblikat fl-ewwel ħarġa ta' "Steel Pipe" fl-2021.
Ħin tal-post: Lulju-12-2022
