Table Comparing Materials and Treatment of Components Product, 90 series Series Parts Standard 25 series Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Material Treatment Copper metal . Aluminum Chromate S45C Hard-chrome-plated Iron Ni-plated (Copper base) Copper metal . Lead bronze casting . Iron Hard-chrome-plated Iron Ni-plated (Copper base) Brass (o6 and o8) Aluminum (o12 and up) Electroless Ni-plated (o6 and o8) Chromate (o12 and up) Brass Electroless Ni-plated Brass Electroless Ni-plated Iron Ni-plated (Copper base) Iron Ni-plated (Copper base) Brass Electroless Ni-plated Brass . Steel belt Electrodeposition painted (Black) Brass . AR50, 60: Brass . Brass . Brass . AR25 to 40: POM AR50, 60: ADC AR25 to 40: . AR50, 60: Chromate, black painted Steel belt Electro-deposition painted (Black) Iron metal . Aluminum Chromate S45C Hard-chrome-plated Iron RaydentR-treated Iron metal . Iron metal . Iron Hard-chrome-plated SUS304 . SUS304 (o6 and o8) Aluminum (o12 and up) . Chromate (o12 and up) SUS304 . SUS303 . Iron Black dyeing SUS . SUS303 . SUS303 . Steel belt Electrodeposition painted (Black) SUS303 . AR50, 60: Aluminum . SUS303 . SUS303 . AR25 to 40: POM AR50, 60: ADC AR25 to 40: . AR50, 60: Chromate, black painted Steel belt Electro-deposition painted (Black) Cylinder CQ2 Cylinder MGPM Air slide table MXQ Solenoid valve Filter AF30 to 60 Regulator AR25K to 60K Iron metal . Aluminum Anodized (o12 to o40) SUS304 Hard-chrome-plated Iron RaydentR-treated Iron metal . Iron metal . SUS440C Hard-chrome-plated SUS304 . SUS304 (o6 and o8) Aluminum (o12 and up) . Anodized (o12 and up) SUS304 . SUS303, SUS304 . Iron RaydentR-treated SUS . SUS303 . SUS303 . Steel belt RaydentR-treated SUS303 . AR50, 60: Aluminum . SUS303 . SUS303 . ADC Chromate, black painted Steel belt RaydentR-treated Bushing (o50 to o100) Piston Rod Mounting bracket Bushing Guide bushing Guide rod Plate Piston Piston spacer Packing support Bolts and screws Bolts and screws Drain plug Rod Check valve plug Packing retainer Valve Stem Bonnet Bracket Bracket Front matter 14