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Cobalt Base
powder HRC Nominal Chemical Composition ( wt %) Application C Cr Si W Fe Mo Ni Co Mn B Stellite 1 48 2.4 30.5 1 12.5 3 1 3 Bal 0.25 - valve seat inserts , bearing , cutterr edge , etc Stellite 3 48 2.3 30.5 1 12.5 3 - 2.5 Bal - needle hoders , valve saet inserts , steel mill guide roll , Stellite 6 38 1.15 29 1.1 4 3 1 3 Bal 0.5 - engine valve , high temperature & pressure valve and turbine blade Stellite 12 42 1.4 29.5 1.45 8.25 3 1 3 Bal 1 - high temperature & pressure valves , sawteeth screw flights , etc Stellite 20 52 2.45 32.5 0.01 17.5 3 1 3 Bal 0.5 - bearing sleeve , wear plate Stellite 21 28 0.25 27.5 2 0.15 2 5.5 2.5 Bal 1 - turbine blades , fluid valve , valve seat Stellite 25 0.10 20 1 15 3 1 10 Bal 1.5 - extrusion die Stellite 31 31 0.50 25.5 1 7.5 2 - 10.5 Bal 1 - extrusion die , turbine impeller Stellite 156 43 1.60 28 1.15 4.5 0.25 1 3 Bal 1 - high temperature & pressure valves , hot-forging die Stellite 157 50 0.10 22 1.60 4.5 3 0.3 3 Bal 0.3 2.40 top of motor car valve Stellite 158 40 0.75 26 1.9 5.5 3 0.5 3 Bal 0.1 0.70 high temperature & pressure valves , sawteeth screw flights , etc Stellite 158W 41 1.3 31 1.5 5.5 4.5 - 2 Bal - 0.70 valve seat , high temperature & press valves , etc Stellite F 37 1.75 25.5 1.1 12 3 0.6 22.5 Bal 0.5 - engine inlet and exhaust valve Stellite X-40 34 0.85 25 0.3 7.5 1 - 10 Bal 0.3 - extrusion die , turbine impeller Tribaloy 400 53 0.08 8.50 2.6 - 1.5 28.5 1.5 Bal - - wedge gate valve at elevated temperature and corrosive envirenments , plastic extrusion liner Tribaloy 800 53 0.08 18 3.4 - 1.5 28.5 1.5 Bal - - wedge gate valve at elevated temperature and corrosive envirenments , plastic extrusion liner Tribaloy 900 0.08 18 2.7 - 2.5 23 16 Bal - - valve , seat , sealing rings , hot-roll Stellite SF6 41 0.7 19 2.3 7.5 3 - 13.5 Bal 1 1.7 engine valve , high temperature & pressure valve and turbine blade Stellite SF12 43 1 19 2.8 9 3 - 13 Bal 1 1.8 high temperature & pressure valves , hot shears , etc Stellite 706 40 1.1 29 2 - 2 5 2 Bal - - engine valve , high temperature & press valves Stellite 712 47 1.9 29 2 - 2 8.5 2 Bal - - high temperature & press valves , screw flights Hk 7 61 - 22 2.5 - - 5.5 - Bal - 3.00 for centrifugal casting -
Nickel Base
powder HRC Nominal Chemical Composition ( wt %) Application C Cr Si W Fe Mo Ni Co Mn B Ni25 25 0.2 - 3.5 - 8 - Bal - - 1.5 glass mold , various forming dies Ni35 35 0.3 10.5 3.5 - 10 - Bal - - 2 glass mold , various forming dies Ni45 45 0.45 12 4 - 10 - Bal - 0.1 2.4 exhaust valve seat , plunger Ni55 55 0.75 15.5 4 - 14 3 Bal - - 3 molds , can , plunger and exhaust valve Ni60 59 0.8 15.5 4 - 15 - Bal - - 3.5 plunger , drawing rollers , can , mechanical wear parts Ni62 61 1 15.5 3.8 10.5 14 Bal - - 4 paper break wheel,shovel teeth Nistelle B 0.1 1 1 V:0.3 5 28 Bal 2.5 - - sealing ring for high temperature and corrosion resistance Deloro 20 20 0.03 4.5 2 - - - Bal - - 0.7 glass mold , various forming dies Deloro 22 22 0.2 0.1 2.85 - 0.5 - Bal - 0.5 1.45 glass mold , various forming dies Deloro 22M2 22 0.05 3 2.3 - - - Bal - - 0.8 glass mold , various forming dies Deloro 28 28 0.05 0.1 2.8 - - - Bal - - 1 glass mold , various forming dies Deloro 30 30 0.15 2.5 2.6 - 1 - Bal - 0.3 1.4 slide rail , gear teeth Deloro 35 35 0.2 4 3.2 - 1.4 0.1 Bal - 0.1 1.6 glass molds , valve seat Deloro 37 36 0.15 4.5 2.6 - - - Bal - - 1 glass mold , various forming dies Deloro 40 40 0.3 7.5 3.5 - 2.3 0.1 Bal - 0.1 1.7 screw feeder , die inserts , etc Deloro 50 50 0.4 11 4 - 2.7 0.1 Bal - 0.1 2.2 pump shaft , pulp knives , valve , screw rod Deloro 60 59 0.65 15 4.3 - 4 0.1 Bal - 0.1 3.1 extrusion press , screw barrel , pump impeller , plunger , etc Deloro 6325 57 0.5 16 4 Cu:3 4.5 3 Bal - 0.1 3.5 corrosion resistance pump shaft , bearing sleeve Tribaloy 700 54 0.08 15.5 3.4 - 1.5 32.5 Bal 1.5 - - used in nuclear industry for corrosion and oxidation and radiation resistance Hk 3 58 1 10 4 4 6 3 Bal 10 - 3.5 for centrifugal casting Hk5 63 - 8.5 5 - 2 2.5 Bal 11 - 2.5 for centrifugal casting NiCo5 62 1 19 4 6 4 6 Bal 10 - 2.5 for centrifugal casting NiCo10 56 0.5 8 3.5 - 4 - Bal 10 1 3.2 for centrifugal casting -
Iron Base
powder HRC Nominal Chemical Composition ( wt %) Application C Cr Si W Fe Mo Ni Co Mn B HK 1 58 2.5 10 2 5 Bal - 10 - - 2.5 for centrifugal casting -
Tungsten Carbide
Powder HRC Nominal Chemical Composition ( wt%) Application Haystellite 1 60 50 % Deloro60 + 50 % WC mixer blades , sweeps , fan blades Haystellite 2 60 65 % Deloro60 +35 % WC mixer blades , sweeps , fan blades Haystellite 3 60 85 % Deloro60 + 15 % WC mixer blades , sweeps , fan blades Haystellite 4 60 40 % Deloro60 + 60 % WC mixer blades , sweeps , fan blades Haystellite 7 60 70 % Deloro60 + 30 % WC mixer blades , sweeps , fan blades Haystellite 8 60 60 % Deloro60 + 40 % WC mixer blades , sweeps , fan blades NiWC 25 60 75 % Ni60 + 25 % WC mixer blades , sweeps , fan blades NiWC 35 60 65 % Ni60 + 35 % WC fan blade , screw conveyer , etc JK 6153 800 ( HV) 50 % WC + 50 % Deloro60 wire drawing capstans , pump castings JK 112 1110 ( HV) 12 % Co + 88 % WC ball valve , compressor rods , pump seal ring , etc JK 117 1010 ( HV) 17 % Co + 83 % WC gate valve , directional drilling tools , paper rolls , etc JK 120 1000 ( HV) 10 % Co + 4 % Cr + 86 % WC ball valve , suction rolls , etc