304 Series Products yIqaw poj


304 stainless yoDSutlIj naQ widely stainless yoDSutlIj naQ jengva', stainless yoDSutlIj naQ pipe, stainless yoDSutlIj naQ fitting, stainless yoDSutlIj naQ tach ghap rod, 'ej latlh stainless yoDSutlIj naQ fittings lo' neH lIng. naDev maH poj yIqaw 304 stainless yoDSutlIj naQ products tlha' lom nolwI'pu' je:


QaQ corrosion intergranular resistance yIqaw, pov corrosion resistance, bIr Qap, 'e' yIqaw laH lo' law' tuj resistance stainless yoDSutlIj naQ 'oH HIjmeH chaw' je 304 stainless yoDSutlIj naQ. legh rap poH, beQDaq yoDSutlIj naQ-180℃under mechanical bang reH QaQ je. Sep Sub taS plasticity 'ej yoDSutlIj naQ toughness, bIr Qap laH QaQ; qaStaHvIS pey 'ej muD corrosion resistance, bIQ je latlh medium oxidizing. Hoch ghot'e', 304 stainless yoDSutlIj naQ pipe production 'ej consumption biggest, 'ach widely application scope yoDSutlIj naQ grade.


QaQ bIr 'ej tuj working yIqaw ghajbogh 304 stainless yoDSutlIj naQ, laH lo' qaStaHvIS Hoch bIquv bIr 'ej tuj working mIw, Sa' Hap 'u', stainless yoDSutlIj naQ rod, stainless yoDSutlIj naQ wire, stainless yoDSutlIj naQ jan'e', stainless yoDSutlIj naQ strip, wire je latlh metallurgical products, forging Dov'agh, ghobe' le' vISov, 'e' because of cha' bIquv yoDSutlIj naQ ngeD 'e' bIr hardening tuj Hat range 900-1180 ℃. bIr working Qap , SuvrupDI' bIr deformation je vI'elta'bogh, ghob'e' in the middle of treatment. ghaH qaStaHvIS mIw annealing.


1. tuj treatment mIw


304 stainless yoDSutlIj naQ pipe je Sub taS treatment Hat 1080-1100 ℃, bIQ cooling joq jejlaw' cooling. preservation bIQ Hat puS neH 850-970 ℃, annealing tuj bIr intermediate qaSpu'DI' be poH. qaSpu'DI' Sub taS treatment DIvI' yoDSutlIj naQ austenitic, rut tu'lu' je mach amount ferrite.


2. weld


carbide precipitation vISeHmeH tube stainless yoDSutlIj naQ 304 HeghDI' welding, generic methods laH lo' welding. 002 electrode adopted manual electric arc welding, carbon 0.04 vatlhvI'-laH, qatlh lang 'ay' size 304 stainless yoDSutlIj naQ vatlhvI' 0.04 ghewmey inter-crystalline corrosion tendency qaSpu'DI' 'ay' jeD welding, Du' naH, corrosion inter-granular pol vaj choH qaSpu'DI' nIS tuj treatment qaSpu'DI' welding 'ej HurDaq treatment tuj, welding resistance austenitic stainless yoDSutlIj naQ 304 l stainless yoDSutlIj naQ ngaD pagh.


3. bIr Dumerbe' yIqaw


304 stainless yoDSutlIj naQ lang jengva' neH application mIw, pIj lo' neH yo'SeH Dumerbe' bIr. bIr yIqaw Dumerbe' Hab tu'lu'bej potlh indicators technical 'aD jegh je. neH, vaj je SoHvaD Qatlh bIr Dumerbe' factors 304 stainless yoDSutlIj naQ SIgh. in terms of metallography factor rewbe'mey'e' ghot'e' yoDSutlIj naQ composition, namely Chromium Nickel equivalent conventional tensile bang elongation index 'ej ratio characterization potlh. vaj yISeH in order to QaQ bIr, yIqaw, Dumerbe' Suq neH yoDSutlIj naQ ratio Chromium Nickel 'ej equivalent appropriate range neH.


4. application


luch lo' Soj, je widely lo' chemical luch, atomic HoS industrial luch 'ay', etc. je Sa'. yuQmeyDaq tISchoHlaHbe'bogh tu'lu'be' 'ay' pey pipeline, chom, 'ej etc. vehicles, boxes chev auto, Hap 'u' lo' juH Dachegh appliances. austenitic stainless yoDSutlIj naQ production yoDSutlIj naQ rav lo' neH lang-tlhoy', production consumption 'ej pey pipeline 'ej lopno', etc. je pIj Chromium Nickel 'ej stainless yoDSutlIj naQ stainless yoDSutlIj naQ botlhDaq Hap 'u', QI'yaH magnetic 'ay' welding je lo' 'ej 'ay' lo' neH 'eS Hat environment.