| 摘要 |
PROBLEM TO BE SOLVED: To provide a material for apparatuses suitable to the chemical dechlorination treatment of organochlorine compounds including PCBs. SOLUTION: The material is an austenite-ferrite-based two-phase stainless steel, in particular comprising <=0.03 wt.% C, 24.00-26.00 wt.% Cr, 5.50-7.50 wt.% Ni, 2.50-3.50 wt.% Mo, 0.20-0.80 wt.% Cu, 0.10-0.50 wt.% W, and >=0.10 wt.% N and being composed of 30-50 wt.% austenite phase and 50-70 wt.% ferrite phase. |
