Pakali pano, pali mphero zokwana 45 zomwe zamangidwa kapena zomwe zikumangidwa ndikuyamba kugwira ntchito ku China.Zomwe zikumangidwa makamaka zikuphatikiza 1 seti ya Jiangsu Chengde Steel Pipe Co., Ltd., 1 seti ya Jiangsu Changbao Pleasant Steel Pipe Co., Ltd., ndi Henan Anyang Longteng Heat Treatment Equipment.1 set in Hebei Chengde Jianlong Special Steel Co., Ltd. ndi 1 set ku Hebei Chengde Jianlong Special Steel Co., Ltd. Tsatanetsatane wa zomanga mphero zapakhomo mosalekeza zikuwonetsedwa mu Table 1. Kuphatikiza apo, makampani angapo alinso akukonzekera kumanga mphero zatsopano mosalekeza.
| Table 1 Ntchito yomanga nyumba zomangira mphero mosalekeza | |||||||
| Dzina Lakampani | Crew Malamulo grid / mm | kuikidwa m'zaka zopanga | Chiyambi | Mphamvu / (10,000 ta) ③ | Mtundu wopitilira mphero | Zogulitsa / mm | Njira yothetsera vutoli |
| Malingaliro a kampani Baoshan Iron & Steel Co., Ltd. | Φ140 | 1985 | Germany | 50/80 | 8 zoyala ndi zodzigudubuza ziwiri + zoyandama | Φ21.3-177.8 | Kusintha kwa mbali ziwiri |
| Malingaliro a kampani Tianjin Pipe Corporation Co., Ltd. | Φ250 pa | 1996 | Italy | 52/90 | 7 racks ndi awiri odzigudubuza + limiter | Φ114-273 | Kusintha kwa mbali ziwiri |
| Malingaliro a kampani Hengyang Valin Steel Tube Co., Ltd. | Φ89 ndi | 1997 | Germany | 30/30③ | Ma rack 6 okhala ndi ma roller awiri + theka loyandama | Φ25~89(127) | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Inner Mongolia BaoTou Steel Union Co.,Ltd. | Φ180 | 2000 | Italy | 20/35 | Ma rack 5 okhala ndi ma roller awiri + limiter | Φ60-244.5 | |
| Malingaliro a kampani Tianjin Pipe Corporation Co., Ltd. | Φ168 | 2003 | Germany | 25/60 | VRS+5 rack atatu odzigudubuza + theka-oyandama | Φ 32-168 | Axial tunnel |
| Malingaliro a kampani Seamless Steel Pipe Co., Ltd | Φ159 pa | 2003 | Germany | 16/25 | Ma rack 5 okhala ndi ma roller awiri + limiter | Φ73-159 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Hengyang Valin Steel Tube Co., Ltd. | Φ340 | 2004 | Italy | 50/70 | VRS + 5 chimango zodzigudubuza ziwiri + kuyimitsa | Φ133-340 | |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ340② | 2005 | Italy | 50/80 | VRS + 5 chimango zodzigudubuza ziwiri + kuyimitsa | Φ139.7-365.1 | |
| Malingaliro a kampani Nantong Special Steel Co., Ltd. | Φ159 pa | 2005 | China | 10/10 | 8 racks ndi awiri odzigudubuza + limiter | Φ73-159 | |
| Malingaliro a kampani WSP Holdings Ltd. | Φ273② | 2006 | China | 35/50 | Ma rack 5 okhala ndi ma roller awiri + limiter | Φ73-273 | |
| Malingaliro a kampani Tianjin Pipe Corporation Co., Ltd. | Φ460 ndi | 2007 | Germany | 50/90 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ219-460 | Axial tunnel |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | ndi 177 | 2007 | Italy | 35/40 | VRS + 5 chimango zodzigudubuza zitatu + imani | Φ48.3-177.8 | |
| Malingaliro a kampani Tianjin Pipe Corporation Co., Ltd. | Φ258 | 2008 | Germany | 50/60 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ114-245 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Seamless Steel Pipe Co., Ltd | Φ180 | 2008 | Germany | 25/30 | VRS+5 chimango chodzigudubuza katatu | Φ73-278 | |
| Malingaliro a kampani ANHUI TIANDA OIL PIPE COMPANY LIMITED | Φ273 | 2009 | Germany | 50/60 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ114-340 | |
| Malingaliro a kampani SHANDONG MOLONG PETROLEUM CO., LTD. | Φ180 | 2010 | China | 40/35 | VRS + 5 chimango zodzigudubuza zitatu + imani | Φ60-180 | Axial tunnel |
| Liaoyang Ximulaisi Petroleum Special Pipe Manufacturing Co., Ltd. | Φ114② | 2010 | China | 30/20 | 6 ma rack okhala ndi ma roller awiri + limiter | Φ60.3-140 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Yantai Lubao Steel Pipe Co., Ltd. | Φ460 ndi | 2011 | Germany | 60/80 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ244.5-460 | Axial tunnel |
| Malingaliro a kampani Heilongjiang Jianlong Iron and Steel Co., Ltd. | Φ180 | 2011 | Italy | 45/40 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ60-180 | |
| Malingaliro a kampani JINGJIANG SPECIAL STEEL CO., LTD. | Φ258 | 2011 | Germany | 50/60 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ114-340 | Kusintha kwa mbali imodzi |
| Xinjiang Bazhou Seamless Oil Pipe Co., Ltd. | Φ366② | 2011 | China | 40/40 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ140-366 | |
| Kampani ya Inner Mongolia Baotou Steel Co., Ltd | Φ159 pa | 2011 | Germany | 40/40 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ38-168.3 | Axial tunnel |
| Φ460 ndi | 2011 | Germany | 60/80 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ244.5-457 | ||
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ180 | 2011 | China | 40/35 | VRS+5 chimango chodzigudubuza katatu | Φ60-180 | |
| Malingaliro a kampani Jiangsu Tianhuai Pipe Co.,Ltd | Φ508 | 2012 | Germany | 50/80 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ244.5-508 | |
| Malingaliro a kampani Jiangyin Huarun Steel Co.,Ltd. | Φ159 pa | 2012 | Italy | 40/40 | VRS+5 chimango chodzigudubuza katatu | Φ48-178 | |
| Malingaliro a kampani Hengyang Valin Steel Tube Co., Ltd. | Φ180 | 2012 | Germany | 50/40 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ114-180 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ76 ndi | 2012 | China | 6 | 3 ma rack okhala ndi ma roller atatu + limiter | Φ42-76 | |
| Tianjin Master Seamless Steel Pipe Co., Ltd. | Φ180② | 2013 | China | 35 | 6 ma rack okhala ndi ma roller awiri + limiter | Φ60.3-177.8 | |
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ89 ndi | 2017 | China | 20 | Ma rack 6 okhala ndi ma roller atatu + limiter | ndi 32-89 | |
| Liaoning Tianfeng Special Tools Manufacturelimited Liability Company | Φ89 ndi | 2017 | China | 8 | Njira Yachidule 4 Rack MPM | ndi 38-89 | |
| Shandong Panjin Steel Tube Manufacturing Co., Ltd. (pansi pa Shandong Luli Group) | Φ180 | 2018 | China | 40x2 pa ④ | 6 ma rack okhala ndi ma roller awiri + limiter | Φ32-180 | |
| Φ273 | 2019 | China | 60x2 pa ④ | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ180-356 | ||
| Φ180 | 2019 | China | 50x2 ④ | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ60-180 | ||
| Linyi Jinzhengyang Seamless steel chubu Co., Ltd. | Φ180 | 2018 | China | 40 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ60-180 | Axial tunnel |
| Malingaliro a kampani Chongqing Iron&Steel(Group) Co.,Ltd. | Φ114 | 2019 | China | 15 | 6 ma rack okhala ndi ma roller awiri + limiter | Φ32-114.3 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Dalipal Holdings Limited | Φ159 pa | 2019 | China | 30 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ73-159 | |
| Malingaliro a kampani Hengyang Valin Steel Tube Co., Ltd. | 89 | 2019 | China | 20 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ48-114.3 | |
| Kampani ya Inner Mongolia Baotou Steel Co., Ltd | Mtengo wa Φ100Retrofit | 2020 | China | 12 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ25-89 | Axial tunnel |
| Malingaliro a kampani Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ127 ndi | tikukonza | China | 20 | Ma rack 5 okhala ndi ma roller atatu + limiter | Φ42-114.3 | Kusintha kwa mbali imodzi |
| Malingaliro a kampani Anyang Longteng Heat Treatment Material Co., Ltd. | Φ114 | tikukonza | China | 20 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ32-114.3 | |
| Malingaliro a kampani Chengde Jianlong Special Steel Co., Ltd. | Φ258 | tikukonza | China | 50 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ114-273 | |
| Malingaliro a kampani Jiangsu Changbao Pulaisen Steeltube Co., Ltd. | Φ159 pa | tikukonza | Germany | 30 | Ma rack 6 okhala ndi ma roller atatu + limiter | Φ21-159 | Kusintha kwa mbali imodzi |
| Zindikirani: ① Chigawo cha Φ89 mm chasinthidwa kuchoka pakugudubuzika koyambirira kwawiri-mmwamba mosalekeza kupita ku kugudubuzika kwatali-tatu;②Chigawo chatsekedwa;③Kupanga mphamvu / mphamvu zenizeni;④Pali ma seti a 2 motsatana. | |||||||
Zomwe zili pamwambazi zikuchokera m'nkhani yakuti "Prospects for Future Development of Continuous Tube Rolling Technology", yomwe idasindikizidwa m'magazini yoyamba ya "Steel Pipe" mu 2021..
Nthawi yotumiza: Jul-12-2022
