Ka ọ dị ugbu a, e nwere ngụkọta nke igwe igwe na-akpụgharị 45 na-aga n'ihu nke ewuru ma ọ bụ na-ewu ma tinye n'ọrụ na China. Ndị a na-ewu tumadi gụnyere 1 set nke Jiangsu Chengde Steel Pipe Co., Ltd., 1 set nke Jiangsu Changbao Pleasant Steel Pipe Co., Ltd., na Henan Anyang Longteng Heat Treatment Materials. 1 setịpụrụ na Hebei Chengde Jianlong Special Steel Co., Ltd. na 1 setịpụrụ na Hebei Chengde Jianlong Special Steel Co., Ltd. E gosipụtara nkọwa nke iwu ụlọ na-aga n'ihu na-agbagharị igwe na Tebụl 1. Tụkwasị na nke ahụ, a na-egosipụtakwa ọtụtụ ụlọ ọrụ. na-eme atụmatụ iwulite igwe igwe na-akpụ akpụ na-aga n'ihu.
| Isiokwu 1 Nke ugbu a na-ewu ụlọ nke igwe igwe na-akpụ akpụ na-aga n'ihu | |||||||
| Aha Ụlọ Ọrụ | grid Iwu Crew /mm | tinye n'ime afọ mmepụta | Mmalite | Ike / (10,000 ta) ③ | Ụdị igwe ihe igwe na-aga n'ihu | Nkọwapụta ngwaahịa / mm | Usoro mgbanwe mpịakọta |
| Ụgwọ nke ụlọ ọrụ Baoshan Iron & Steel Co., Ltd. | Φ140 | 1985 | Germany | 50/80 | 8 racks nwere rollers abụọ + na-ese n'elu mmiri | Φ21.3 ~ 177.8 | Mgbanwe akụkụ abụọ |
| Ụgwọ nke ụlọ ọrụ Tianjin Pipe Corporation Co., Ltd. | Φ250 | 1996 | Ịtali | 52/90 | 7 racks nwere rollers abụọ + limiter | Φ114 ~ 273 | Mgbanwe akụkụ abụọ |
| Ụgwọ nke ụlọ ọrụ Hengyang Valin Steel Tube Co., Ltd. | Φ89 | 1997 | Germany | 30/30 ③ | 6 racks nwere rollers abụọ + ọkara sere n'elu | Φ25-89 (127) | Mgbanwe akụkụ otu ụzọ |
| Ọnụ ego nke Inner Mongolia BaoTou Steel Union Co.,Ltd. | Φ180 | 2000 | Ịtali | 20/35 | 5 racks nwere rollers abụọ + limiter | Φ60 ~ 244.5 | |
| Ụgwọ nke ụlọ ọrụ Tianjin Pipe Corporation Co., Ltd. | Φ168 | 2003 | Germany | 25/60 | VRS+5 rack atọ rollers + ọkara na-ese n'elu mmiri | % 32-168 | Ọwara axial |
| Ụgwọ nke ụlọ ọrụ Shuangan Group Seamless Steel Pipe Co., Ltd | Φ159 | 2003 | Germany | 16/25 | 5 racks nwere rollers abụọ + limiter | Φ73-159 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Hengyang Valin Steel Tube Co., Ltd. | Φ340 | 2004 | Ịtali | 50/70 | VRS+5 etiti abụọ rollers + nkwụsị | Φ133-340 | |
| Ụgwọ nke ụlọ ọrụ Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ340② | 2005 | Ịtali | 50/80 | VRS+5 etiti abụọ rollers + nkwụsị | Φ139.7~365.1 | |
| Ụgwọ nke ụlọ ọrụ Nantong Special Steel Co., Ltd. | Φ159 | 2005 | China | 10/10 | 8 racks nwere rollers abụọ + limiter | Φ73-159 | |
| Ụgwọ nke ụlọ ọrụ WSP Holdings Ltd. | Φ273② | 2006 | China | 35/50 | 5 racks nwere rollers abụọ + limiter | Φ73-273 | |
| Ụgwọ nke ụlọ ọrụ Tianjin Pipe Corporation Co., Ltd. | Φ460 | 2007 | Germany | 50/90 | 5 racks nwere rollers atọ + limiter | Φ219~460 | Ọwara axial |
| Ụgwọ nke ụlọ ọrụ Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ177 | 2007 | Ịtali | 35/40 | VRS+5 etiti rollers atọ + nkwụsị | Φ48.3 ~ 177.8 | |
| Ụgwọ nke ụlọ ọrụ Tianjin Pipe Corporation Co., Ltd. | Φ258 | 2008 | Germany | 50/60 | 6 racks nwere rollers atọ + limiter | Φ114 ~ 245 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Shuangan Group Seamless Steel Pipe Co., Ltd | Φ180 | 2008 | Germany | 25/30 | VRS+5 etiti rola atọ | Φ73 ~ 278 | |
| Ụlọ ọrụ ANHUI TIANDA OIL PIPE CORP | Φ273 | 2009 | Germany | 50/60 | 6 racks nwere rollers atọ + limiter | Φ114-340 | |
| Ụlọ ọrụ SHANDONG MOLONG PETROLEUM CO., LTD. | Φ180 | 2010 | China | 40/35 | VRS+5 etiti rollers atọ + nkwụsị | Φ60-180 | Ọwara axial |
| Liaoyang Ximulaisi Petroleum Special Pipe Manufacturing Co., Ltd. | Φ114② | 2010 | China | 30/20 | 6 racks nwere rollers abụọ + limiter | Φ60.3-140 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Yantai Lubao Steel Pipe Co., Ltd. | Φ460 | 2011 | Germany | 60/80 | 5 racks nwere rollers atọ + limiter | Φ244.5~460 | Ọwara axial |
| Ụgwọ nke ụlọ ọrụ Heilongjiang Jianlong Iron & Steel Co., Ltd. | Φ180 | 2011 | Ịtali | 45/40 | 6 racks nwere rollers atọ + limiter | Φ60 ~ 180 | |
| Ụgwọ nke ụlọ ọrụ JINGJIANG SPECIAL STEEL CO., LTD. | Φ258 | 2011 | Germany | 50/60 | 6 racks nwere rollers atọ + limiter | Φ114-340 | Mgbanwe akụkụ otu ụzọ |
| Xinjiang Bazhou Seamless Oil Pipe Co.,Ltd. | Φ366② | 2011 | China | 40/40 | 6 racks nwere rollers atọ + limiter | Φ140-366 | |
| Inner Mongolia Baotou Steel Co., Ltd. Steel Pipe Company | Φ159 | 2011 | Germany | 40/40 | 6 racks nwere rollers atọ + limiter | Φ38 ~ 168.3 | Ọwara axial |
| Φ460 | 2011 | Germany | 60/80 | 5 racks nwere rollers atọ + limiter | Φ244.5~457 | ||
| Ụgwọ nke ụlọ ọrụ Linzhou Fengbao Pipe Industry Co., Ltd. | Φ180 | 2011 | China | 40/35 | VRS+5 etiti rola atọ | Φ60 ~ 180 | |
| Ụgwọ nke ụlọ ọrụ Jiangsu Tianhuai Pipe Co., Ltd | Φ508 | 2012 | Germany | 50/80 | 5 racks nwere rollers atọ + limiter | Φ244.5~508 | |
| Ụgwọ nke ụlọ ọrụ Jiangyin Huarun Steel Co.,Ltd. | Φ159 | 2012 | Ịtali | 40/40 | VRS+5 etiti rola atọ | Φ48-178 | |
| Ụgwọ nke ụlọ ọrụ Hengyang Valin Steel Tube Co., Ltd. | Φ180 | 2012 | Germany | 50/40 | 6 racks nwere rollers atọ + limiter | Φ114 ~ 180 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ76 | 2012 | China | 6 | 3 racks nwere rollers atọ + limiter | Φ42-76 | |
| Tianjin Master Seamless Steel Pipe Co., Ltd. | Φ180② | 2013 | China | 35 | 6 racks nwere rollers abụọ + limiter | Φ60.3 ~ 177.8 | |
| Ụgwọ nke ụlọ ọrụ Linzhou Fengbao Pipe Industry Co., Ltd. | Φ89 | 2017 | China | 20 | 6 racks nwere rollers atọ + limiter | Φ32-89 | |
| Ngwa ụlọ ọrụ pụrụiche Liaoning Tianfeng rụpụtara oke ụgwọ ọrụ | Φ89 | 2017 | China | 8 | Usoro dị mkpirikpi 4 Rack MPM | Φ38-89 | |
| Shandong Panjin Steel Tube Manufacturing Co., Ltd. (n'okpuru Shandong Luli Group) | Φ180 | 2018 | China | 40 x2 | 6 racks nwere rollers abụọ + limiter | Φ32-180 | |
| Φ273 | 2019 | China | 60 x2 | 5 racks nwere rollers atọ + limiter | Φ180-356 | ||
| Φ180 | 2019 | China | 50x2 ④ | 6 racks nwere rollers atọ + limiter | Φ60 ~ 180 | ||
| Linyi Jinzhengyang enweghị nkebi ígwè tube Co., Ltd. | Φ180 | 2018 | China | 40 | 6 racks nwere rollers atọ + limiter | Φ60 ~ 180 | Ọwara axial |
| Ụgwọ nke ụlọ ọrụ Chongqing Iron&Steel (Group) Co.,Ltd. | Φ114 | 2019 | China | 15 | 6 racks nwere rollers abụọ + limiter | Φ32 ~ 114.3 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Dalipal Holdings Limited | Φ159 | 2019 | China | 30 | 5 racks nwere rollers atọ + limiter | Φ73-159 | |
| Ụgwọ nke ụlọ ọrụ Hengyang Valin Steel Tube Co., Ltd. | 89 | 2019 | China | 20 | 6 racks nwere rollers atọ + limiter | Φ48 ~ 114.3 | |
| Inner Mongolia Baotou Steel Co., Ltd. Steel Pipe Company | Φ100 Mweghachi | 2020 | China | 12 | 6 racks nwere rollers atọ + limiter | Φ25-89 | Ọwara axial |
| Ụgwọ nke ụlọ ọrụ Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ127 | nọ na nrụzi | China | 20 | 5 racks nwere rollers atọ + limiter | Φ42 ~ 114.3 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Anyang Longteng Heat Treatment Material Co., Ltd. | Φ114 | nọ na nrụzi | China | 20 | 6 racks nwere rollers atọ + limiter | Φ32 ~ 114.3 | |
| Ụgwọ nke ụlọ ọrụ Chengde Jianlong Special Steel Co., Ltd. | Φ258 | nọ na nrụzi | China | 50 | 6 racks nwere rollers atọ + limiter | Φ114 ~ 273 | |
| Ụgwọ nke ụlọ ọrụ Jiangsu Changbao Pulaisen Steeltube Co., Ltd. | Φ159 | nọ na nrụzi | Germany | 30 | 6 racks nwere rollers atọ + limiter | Φ21 ~ 159 | Mgbanwe akụkụ otu ụzọ |
| Rịba ama: ① Agbanwewo akụkụ Φ89 mm site na mbụ na-agbagharị elu abụọ na-aga n'ihu na-agbagharị elu atọ; ②E mechiri nkeji; ③Ikike emebere / ikike n'ezie; ④ Enwere usoro abụọ n'otu n'otu. | |||||||
Ọdịnaya dị n'elu sitere na akụkọ "Atụmanya maka Ọdịnihu mmepe nke teknụzụ na-aga n'ihu Tube Rolling", nke ebipụtara na mbipụta mbụ nke "Steel Pipe" na 2021..
Oge nzipu: Jul-12-2022
