1.Our cylinder parts meet ISO9001:2000 2. Various material machining 3. experienced ... SUS 302, 303, 304, 316, 316L, 416, 430F, 440C, 630 and so forthAluminum - ASTM 380, 2017, 2011, 2024, 5052, 5056, ... 6013, 6061, 6063, 6082, 7075 etcCarbon and Alloy Steel - AISI 1008, 1010, 1015, 1030, 1045, 1060, 12L14 ... is based on machined parts of size 6" / 150mm) Hydraulic Cylinder parts