Hygienic_Design

| Material characteristics Page 39 Material Characteristics of Stainless Steel The characteristics described should be treated as guidelines only. No guarantee is made. The exact conditions of use have to be taken into account individually. AISI Standard CF-8 Precison casting 316 316LHC Sintered Material 316 Precison casting German Material No. 1.4308 1.4401 (A4) 1.4404 1.4408 DIN / EN-Number EN 10213-4 EN 10088-3 Sint C40 EN 10213-4 Symbol GX 5CrNi 19-10 X 5 CrNiMo 17-12-2 X 2 CrNiMo 17-13-2 GX 5 CrNiMo 19-11-2 Alloying components % C ≤ 0,07 Cr 18,0 … 20,0 Ni 8,0 … 11,0 C ≤ 0,07 Cr 16,5 … 18,5 Ni 10,0 … 13,0 Mo 2,0 ... 2,5 C ≤ 0,08 Mo 2,0 … 4,0 Cr 16,0 … 19,0 Ni 10,0 … 14,0 C ≤ 0,07 Cr 18,0 … 20,0 Ni 9,0 … 12,0 Mo 2,0 ... 2,5 Minimum tensile strength Rm in N/mm 2 440 … 640 500 ... 700 330 440 ... 650 Yield strength Rp 0,2 in N/mm 2 ≥ 175 ≥ 200 ≥ 250 ≥ 185 Machinability medium medium – medium Forgeability – good – - Weldability good good – good Special characteristics antimagnetic, austenitic structure antimagnetic, austenitic structure suitable for low temperatures, can be used up to 600 °C antimagnetic structure antimagnetic, austenitic structure Corrosion resistance good largely comparable with AISI 304 very good significantly higher than AISI 304 in natural environmental mediums and moderate chlorine and salt concentra- tions, however not resistant to ocean water medium by virtue of its coarser porosity the corrosion resistance is in general reduced as compared with stainless steel, reservations especially in acid and salty environment very good acid-resistant Main areas of application Food industry, Beverage industry, Packaging industry, Fittings, Pumps, Agitators Chemical industry, Food industry, Machine construction, Building industry Paint, oil, soap and textile industry, Electronics, Decorative purposes (Kitchen equipment) Food industry, Chemical industry, Fittings, Pumps, Machine construction