Ugbu a, e nwere ngụkọta nke igwe igwe na-agbagharị agbagharị 45 e wurula ma ọ bụ na-arụ ọrụ na China. Ndị a na-ewu bụ otu setịpụ nke Jiangsu Chengde Steel Pipe Co., Ltd., otu setịpụ nke Jiangsu Changbao Pleasant Steel Pipe Co., Ltd., na Henan Anyang Longteng Heat Treatment Materials. 1 setịpụ nke Hebei Chengde Jianlong Special Steel Co., Ltd. na otu setịpụ nke Hebei Chengde Jianlong Special Steel Co., Ltd. Nkọwa gbasara owuwu nke igwe igwe na-agbagharị agbagharị n'ime ụlọ dị na Tebụl 1. Na mgbakwunye, ọtụtụ ụlọ ọrụ na-eme atụmatụ iwu ụlọ igwe igwe na-agbagharị agbagharị ọhụrụ.
| Tebụl 1 Nhazi ụlọ ugbu a nke igwe na-agbagharị agbagharị na-aga n'ihu | |||||||
| Aha Ụlọ Ọrụ | Grid Iwu Ndị Ọrụ /mm | tinye n'ime afọ mmepụta | Mmalite | Ike / (10,000 ta) ③ | Ụdị igwe na-agbagharị na-aga n'ihu | Nkọwapụta Ngwaahịa / mm | Usoro mgbanwe mpịakọta |
| Ụlọ ọrụ Baoshan Iron & Steel Co., Ltd. | Φ140 | 1985 | Jamanị | 50/80 | Rak 8 nwere mpịakọta abụọ + na-ese n'elu mmiri | Φ21.3~177.8 | Mgbanwe akụkụ abụọ |
| Ụlọ ọrụ Tianjin Pipe Co., Ltd. | Φ250 | 1996 | Ịtali | 52/90 | Rak 7 nwere roll abụọ + ihe mgbochi | Φ114~273 | Mgbanwe akụkụ abụọ |
| Hengyang Valin Steel Tube Co., Ltd. | Φ89 | 1997 | Jamanị | 30/30③ | Rak isii nwere mpịakọta abụọ + ọkara na-ese n'elu mmiri | Φ25~89(127) | Mgbanwe akụkụ otu ụzọ |
| Ụlọ ọrụ Inner Mongolia BaoTou Steel Union Co.,Ltd. | Φ180 | 2000 | Ịtali | 20/35 | Rak ise nwere rollers abụọ + ihe mgbochi | Φ60~244.5 | |
| Ụlọ ọrụ Tianjin Pipe Co., Ltd. | Φ168 | 2003 | Jamanị | 25/60 | VRS+5 rack atọ + ọkara-ese n'elu mmiri | Φ 32~168 | Ọwara Axial |
| Shuangan group Seamless Steel Pipe Co., Ltd | Φ159 | 2003 | Jamanị | 16/25 | Rak ise nwere rollers abụọ + ihe mgbochi | Φ73~159 | Mgbanwe akụkụ otu ụzọ |
| Hengyang Valin Steel Tube Co., Ltd. | Φ340 | 2004 | Ịtali | 50/70 | VRS+5 etiti nke mpịakọta abụọ + nkwụsị | Φ133~340 | |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ340② | 2005 | Ịtali | 50/80 | VRS+5 etiti nke mpịakọta abụọ + nkwụsị | Φ139.7~365.1 | |
| Nantong Special Steel Co., Ltd. | Φ159 | 2005 | Chaịna | 10/10 | Rak 8 nwere roll abụọ + ihe mgbochi | Φ73~159 | |
| WSP Holdings Ltd. | Φ273② | 2006 | Chaịna | 35/50 | Rak ise nwere rollers abụọ + ihe mgbochi | Φ73~273 | |
| Ụlọ ọrụ Tianjin Pipe Co., Ltd. | Φ460 | 2007 | Jamanị | 50/90 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ219~460 | Ọwara Axial |
| Pangang Group Chengdu Steel&Vanadium Co.,Ltd. | Φ177 | 2007 | Ịtali | 35/40 | VRS+5 etiti mpịakọta atọ + nkwụsị | Φ48.3~177.8 | |
| Ụlọ ọrụ Tianjin Pipe Co., Ltd. | Φ258 | 2008 | Jamanị | 50/60 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ114~245 | Mgbanwe akụkụ otu ụzọ |
| Shuangan group Seamless Steel Pipe Co., Ltd | Φ180 | 2008 | Jamanị | 25/30 | VRS+5 etiti nke nwere mpịakọta atọ | Φ73~278 | |
| Ụlọ ọrụ mmanụ ANHUI TIANDA OIL PIPE LIMITED | Φ273 | 2009 | Jamanị | 50/60 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ114~340 | |
| Ụlọ ọrụ mmanụ ụgbọala Shandong Molong, Ltd. | Φ180 | 2010 | Chaịna | 40/35 | VRS+5 etiti mpịakọta atọ + nkwụsị | Φ60-180 | Ọwara Axial |
| Ụlọ ọrụ Liaoyang Ximulaisi Petroleum Special Pipe Manufacturing Co.,Ltd. | Φ114② | 2010 | Chaịna | 30/20 | Rak isii nwere mpịakọta abụọ + ihe mgbochi | Φ60.3-140 | Mgbanwe akụkụ otu ụzọ |
| Yantai Lubao Steel Pipe Co., Ltd. | Φ460 | 2011 | Jamanị | 60/80 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ244.5~460 | Ọwara Axial |
| Ụlọ ọrụ Heilongjiang Jianlong Iron and Steel Co., Ltd. | Φ180 | 2011 | Ịtali | 45/40 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ60~180 | |
| JINGJIANG PỤRỤ ICHE ÍGWÈ, LTD. | Φ258 | 2011 | Jamanị | 50/60 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ114~340 | Mgbanwe akụkụ otu ụzọ |
| Xinjiang Bazhou Enweghị Nrụgide Mmanụ Ọkụ Co., Ltd. | Φ366② | 2011 | Chaịna | 40/40 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ140-366 | |
| Ụlọ Ọrụ Inner Mongolia Baotou Steel Co., Ltd. | Φ159 | 2011 | Jamanị | 40/40 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ38~ 168.3 | Ọwara Axial |
| Φ460 | 2011 | Jamanị | 60/80 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ244.5~457 | ||
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ180 | 2011 | Chaịna | 40/35 | VRS+5 etiti nke nwere mpịakọta atọ | Φ60~180 | |
| Ụgwọ nke ụlọ ọrụ Jiangsu Tianhuai Pipe Co., Ltd | Φ508 | 2012 | Jamanị | 50/80 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ244.5~508 | |
| Ụgwọ nke ụlọ ọrụ Jiangyin Huarun Steel Co.,Ltd. | Φ159 | 2012 | Ịtali | 40/40 | VRS+5 etiti nke nwere mpịakọta atọ | Φ48~178 | |
| Hengyang Valin Steel Tube Co., Ltd. | Φ180 | 2012 | Jamanị | 50/40 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ114~180 | Mgbanwe akụkụ otu ụzọ |
| Ụgwọ nke ụlọ ọrụ Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ76 | 2012 | Chaịna | 6 | Rak atọ nwere mpịakọta atọ + ihe mgbochi | Φ42~76 | |
| Tianjin Master Enweghị Nsogbu Steel Pipe Co., Ltd. | Φ180② | 2013 | Chaịna | 35 | Rak isii nwere mpịakọta abụọ + ihe mgbochi | Φ60.3~177.8 | |
| Linzhou Fengbao Pipe Industry Co., Ltd. | Φ89 | 2017 | Chaịna | 20 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ32~89 | |
| Ngwaọrụ Pụrụ Iche nke Liaoning Tianfeng na-emepụta ụlọ ọrụ nwere oke ibu ọrụ | Φ89 | 2017 | Chaịna | 8 | Usoro dị mkpirikpi nke 4 Rack MPM | Φ38~89 | |
| Shandong Panjin Steel Tube Manufacturing Co., Ltd. (n'okpuru Shandong Luli Group) | Φ180 | 2018 | Chaịna | 40x2 ④ | Rak isii nwere mpịakọta abụọ + ihe mgbochi | Φ32~180 | |
| Φ273 | 2019 | Chaịna | 60x2 ④ | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ180~356 | ||
| Φ180 | 2019 | Chaịna | 50x2 ④ | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ60~180 | ||
| Linyi Jinzhengyang seamless steel tube co.,ltd. | Φ180 | 2018 | Chaịna | 40 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ60~180 | Ọwara Axial |
| Ụlọ ọrụ Chongqing Iron&Steel(Group)Co.,Ltd. | Φ114 | 2019 | Chaịna | 15 | Rak isii nwere mpịakọta abụọ + ihe mgbochi | Φ32~114.3 | Mgbanwe akụkụ otu ụzọ |
| Dalipal Holdings Limited | Φ159 | 2019 | Chaịna | 30 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ73~159 | |
| Hengyang Valin Steel Tube Co., Ltd. | 89 | 2019 | Chaịna | 20 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ48~114.3 | |
| Ụlọ Ọrụ Inner Mongolia Baotou Steel Co., Ltd. | Φ100Ntugharị | 2020 | Chaịna | 12 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ25~89 | Ọwara Axial |
| Ụgwọ nke ụlọ ọrụ Jiangsu Chengde Steel Tube Share Co.,Ltd. | Φ127 | nọ na nrụzi | Chaịna | 20 | Rak ise nwere mpịakọta atọ + ihe mgbochi | Φ42~114.3 | Mgbanwe akụkụ otu ụzọ |
| Anyang Longteng Heat Treatment Material Co., Ltd. | Φ114 | nọ na nrụzi | Chaịna | 20 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ32~114.3 | |
| Ụlọ ọrụ Chengde Jianlong Special Steel Co., Ltd. | Φ258 | nọ na nrụzi | Chaịna | 50 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ114~273 | |
| Ụgwọ nke ụlọ ọrụ Jiangsu Changbao Pulaisen Steeltube Co., Ltd. | Φ159 | nọ na nrụzi | Jamanị | 30 | Rak isii nwere mpịakọta atọ + ihe mgbochi | Φ21~159 | Mgbanwe akụkụ otu ụzọ |
| Rịba ama: ① Agbanweela nkeji Φ89 mm site na mpịakọta mbụ nke na-aga n'ihu abụọ gaa na mpịakọta atọ nke na-aga n'ihu; ② Emechirila nkeji ahụ; ③Ike ahaziri / ikike n'ezie; ④E nwere setịpụ abụọ n'otu n'otu. | |||||||
Ihe dị n'elu sitere na isiokwu bụ "Atụmanya maka mmepe n'ọdịnihu nke teknụzụ na-aga n'ihu na Tube Rolling", nke ebipụtara na mbipụta mbụ nke "Ọkpọkọ ígwè" na 2021..
Oge ozi: Julaị-12-2022
