replay:
1, martensitic stainless yoDSutlIj naQ electrode martensitic stainless yoDSutlIj naQ, 5 9 vatlhvI' chromium DaH nobvam chrome yoDSutlIj naQ chromium 12 vatlhvI' jenwI'-chromium yoDSutlIj naQ je. vIq yoDSutlIj naQ let boghaj'a' tendency, qaSpu'DI' welding, ngeD jen hardness martensite bainite je lIng chenchoH ghur brittleness, residual stress je vI'elta'bogh, bIr pe'vIl vaj pumDI' qoghlIj lIng ngeD. ghob'e' vaj Sa' ngejtaH welding preheat 'ej insulation inter-patlh, 'ach cooled jenwI'-Hat: HoSnIS qaSpu'DI' welding. 13 stainless yoDSutlIj naQ welding, qatlh chrome 2,: preheat chrome yoDSutlIj naQ qaSpu'DI' lo' nagh chromium stainless yoDSutlIj naQ electrode (chk202, chk207) welding, pe'vIl vaj pumDI' qoghlIj, sclerosing welding Hergh 'ej mIw ghob'e' wovbe' 300 ℃ 700 ℃ je: slow HoSnIS cooling solder. vaj treatment, application chromium stainless yoDSutlIj naQ electrode welding (chs107, chs207) laH wej weld weldments. 3, chromium 17 stainless yoDSutlIj naQ welding: motlh corrosion resistance weldability 'ej Dub yoDSutlIj naQ je appropriate amount ngaDmoH elements titanium, niobium, molybdenum, weldability puS chromium 13 yoDSutlIj naQ je toH, Segh rap laH lo' chromium stainless yoDSutlIj naQ electrodes (chk302, chk307) welding chel qabwIj chromium. pa' welding, weldment vaj ghot tu'lu'. mej 800 ℃: HoSnIS qaSpu'DI' welding, qatlh preheat ghot tu'lu'. mej 200 ℃. laH je lo' chrome-nickel stainless yoDSutlIj naQ electrode (qabwIj chs107 chs207), post-weld tuj treatment. |
