Metal forging ke sesebelisoa sa mosebetsi kapa se se nang letho se fumanoeng ka ho forging le ho holofatsa tšepe e se nang letho.Thepa ea mechine ea tšepe e se nang letho e ka fetoloa ka ho sebelisa khatello ho hlahisa deformation ea polasetiki.Ho ea ka mocheso oa sekheo, li-forging li ka aroloa ka li-forging tse batang, tse chesang tse chesang le tse chesang.Cold forging e atisa ho etsoa ka mocheso kamoreng, ha chesang forging e etsoa ka mocheso phahameng ho feta mocheso recrystallization ea tšepe letho.Ka 2020, 'maraka oa lefats'e oa likarolo tsa tšepe o hakanyetsoa ho lidolara tse limilione tse xx tsa Amerika mme o lebelletsoe ho fihla ho lidolara tse limilione tse xx bofelong ba 2026, ka sekhahla sa kholo ea selemo le selemo sa xx% nakong ea 2021-2026.(Sena ke sehlahisoa sa rona sa morao-rao. Tlaleho ena e boetse e sekaseka tšusumetso ea COVID-19 'marakeng oa likarolo tsa tšepe tse entsoeng ka tšepe le ho e nchafatsa ho latela maemo a hajoale (haholo-holo ponelopele)) Tlaleho ena e tsepamisitse maikutlo holim'a bophahamo le boleng ba likarolo tsa tšepe tse ferekang lefatšeng ka bophara. , maemo a libaka le a khampani.Ho ea ka pono ea lefats'e, tlaleho e emela boholo ba 'maraka oa likarolo tsa tšepe tse entsoeng ka tšepe ka ho hlahloba lintlha tsa histori le litebello tsa nako e tlang.Mabapi le libaka, tlaleho ena e shebane le libaka tse 'maloa tsa bohlokoa: Amerika Leboea, Europe, Chaena le Japane.Litlaleho tsa lipatlisiso li kenyelletsa likhaohano tse ikhethileng ka mofuta le ts'ebeliso.Patlisiso ena e fana ka tlhahisoleseling mabapi le thekiso le meputso bakeng sa nako ea nalane le esale pele ho tloha 2015 ho isa 2026. Ho utloisisa likarolo tsa 'maraka ho thusa ho tseba bohlokoa ba lintlha tse fapaneng tse tlatsetsang kholong ea' maraka.Karolo ena ea tlaleho e supa baetsi ba ka sehloohong 'marakeng.E ka thusa babali ho utloisisa maano le tšebelisano ea libapali tse shebaneng le tlholisano ea ntoa 'marakeng.Tlaleho e felletseng e sekaseka mmaraka ho tsoa ponong e nyane.Babali ba ka tsebahatsa leoto la moetsi ka ho utloisisa lekeno la lefats'e la moetsi, theko ea lefats'e ea moetsi, le thekiso ea moetsi nakong ea kemiso ho tloha 2015 ho isa 2019. Likhamphani tse kholo tse hlahisitsoeng tlalehong ena ke Nippon Steel, China First Heavy Industries, Elwood Group, Bharat Forging, Kovana VIVA, ThyssenKrupp, Arconic, Scottish Forging, Brooke Company, Precision Casting, ATI, Larsen and Tuboluo, Japan Casting and Forging Company, Jiangyin Hengrun Heavy Industry, Zhejiang Tongxing Metal Forging, AECC Aero Science and Technology, joalo-joalo Hlahloba. 'Maraka oa likarolo tsa tšepe le ho fana ka leseli la boholo ba mmaraka ho latela sebaka (naha).Tlaleho e kenyelletsa boholo ba mmaraka ho ea ka naha le sebaka bakeng sa nako ea 2015-2026.E boetse e kenyelletsa boholo ba mmaraka le likhakanyo tsa thekiso le lekeno bakeng sa nako ea 2015-2026 e arotsoeng ka mofuta le ts'ebeliso.4.4 Karolo ea 'maraka ea tšepe ea lefats'e ka bophara ka sekhahla sa theko (2015-2020): boemo bo tlase, bo bohareng le bo phahameng.