Aisi 431 حرفه ای با ساخت خوب
aisi 431 s43100 sus431 1.4057 . 431,,850 - 1000 mpa(t)248 - 302。 AISI 431 heat treatable martensitic 1.4057 - (X17CrNi16-2) The AISI 431 is a heat treatable martensitic, nickel-bearing grade and has a very high corrosion resistance it has excellent tensile and torque strength, and …