Martinensitic Stainless Steels

MartinensiticStainlessSteelsChart.pdf 400 Series Martensitic Stainless Steels Grade C Mn Si Cr Ni Mo P S Comments/Applications 410 0.15 1.0 0.5 11.5-13.0 – – 0.04 0.03 The basic composition.  Used for cutlery, steam and gas turbine blades and buckets, bushings… 416 0.15 1.25 1.0 12.0-14.0 – 0.60 0.04 0.15 Addition of sulphur for machinability, used for… Continue reading Martinensitic Stainless Steels

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Steel Alloy Designation System

SteelAlloyDesignationSystemChart.pdf Steel Alloy Designation System  AISI-SAE  Designation Number Type and Description Carbon Steels  10xx Plain Carbon (Mn. 1.00% max.) 11xx Resulfurized 12xx Resulfurized and rephosphorized 15xx Plain Carbon (max. Mn. Range 1.00 – 1.65%) Manganese steels 13xx Mn 1.75 Nickel steels 23xx Ni 3.50 25xx Ni 5.00 Nickel-chromium steels 31xx Ni 1.25; Cr 0.65, 0.80… Continue reading Steel Alloy Designation System

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Machinability Of Metals Chart

MachinabilityOfMetalsChart.pdf Machinability of Metals (Based on 100% machinability for AISI 1212 steel) Carbon Steels: Percentage 1015 72% 1018 78% 1020 72% 1022 78% 1030 70% 1040 64% 1042 64% 1050 54% 1095 42% 1117 91% 1137 72% 1141 70% 1141 annealed 81% 1144 76% 1144 annealed 85% 1144 stressproof 83% 1212 100% 1213 136% 12L14… Continue reading Machinability Of Metals Chart

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