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Q Selection based on temperature             Selection of Stainless Roller Chains for High-Temperature Operation
                                                              1  Follow the specification selection for low-speed operation up to 400˚C. (Do not
                   Selection of Roller Chains Based on Temperature  use the specification selection method for operation under normal conditions.)
                   The following table shows selection criteria for roller chains by size   2Above 400˚C, use the temperature coefficient described below.
                   based on temperature and the associated reduction in strength.  3Formula
                   1)  Problems associated with roller chain operation at high temperature
                    1Reduced hardness and resultant increase in wear  Max. Working   ×  Application Coefficient  ×  Speed Coefficient  ×  Temperature Coefficient  ≤  Max. Allowable
                    2Elongation due to softening              Tension on Chain   (Table 1)  (Table 4)  (Kt)  Tension of Chain
                    3  Poor lubrication and flexing and wear increase due to oil deterioration and   Temperature Coefficient(Kt)
                      carbonization                              Temperature  Coefficient(Kt)  Take account of
                    4Wear increase and poor flexing due to scale  400˚C Less    1.0     corrosion resistance,
                   2)   Problems associated with roller chain operation at low   400˚C ~ 500˚C  1.2  which begins to
                     temperature                                500˚C ~ 600˚C   1.5     decline above 400˚C.
                    1  Low-temperature brittleness and resultant reduction in   600˚C ~ 700˚C  1.8
                      impact strength                            Above 700˚C  Cannot Be Used
                    2Solidification of lubricating oil
                    3  Poor flexing due to attachment of frost and ice
                 Guide Table for Roller Chain Power Transmission Efficiency at High, Low Temperature
                                     C-CHE Roller Chain
                   Temperature  C-CHE60   or Less  C-CHE80    or Above   Q Power and Torque
                              C-CHE12Bor Less  C-CHE16B or Above  1kW=102kgf·m/s  1PS=735.5W  (Metric Power)
                  -60˚C or below   -              -             1kW=1000W    1HP=745.7W  (Imperial Power)} ≈750W
                 -60˚C ~ -50˚C     -              -
                 -50˚C ~ -40˚C     -         Cannot Be Used     ※Torque:  1kg·m=100kg·cm
                 -40˚C ~ -30˚C  Cannot Be Used  Catalog Value×1/4      1kg·m=9.8N·m  (newton metre)
                 -30˚C ~ -20˚C  Catalog Value×1/4  〃   ×1/3            1N·m=0.120kg·m
                 -20˚C ~ -10˚C  〃   ×1/3      〃    ×1/2
                 -10˚C ~   60˚C  Catalog Value  Catalog Value   Obtaining Power from Torque and Rotary Speed
                   60˚C ~   150˚C  Catalog Value  Catalog Value
                   150˚C ~   200˚C  〃   ×3/4  〃    ×3/4                    Torque (N·m)MRotary speed (rpm)
                   200˚C ~   250˚C  〃   ×1/2  〃    ×1/2         Output (kW)=       9.55M1000
                   Above 250˚C  Cannot Be Used  Cannot Be Used
                 C-CHE35   (Single Chain)
                 ■Transmission Capacity Table                                                       (kW)
                  Number of                      Rotary Speed of Small Sprockets (rpm)
                 Small Sprocket
                  Teeth  50 100 300 500 700 900 1200 1500 1800 2100 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 9000 10000
                   9  0.06 0.11 0.29 0.46 0.63 0.79 1.02 1.25 1.48 1.69 1.98 1.62 1.29 1.05 0.88 0.75 0.66 0.57 0.51 0.46 0.41 0.37 0.34 0.31 0.27
                  10  0.07 0.12 0.33 0.52 0.71 0.89 1.15 1.40 1.65 1.89 2.22 1.90 1.51 1.23 1.04 0.88 0.77 0.67 0.60 0.53 0.48 0.43 0.40 0.37 0.31
                  11  0.07 0.13 0.37 0.57 0.78 0.98 1.27 1.55 1.83 2.10 2.46 2.19 1.74 1.42 1.19 1.02 0.88 0.78 0.69 0.61 0.55 0.50 0.46 0.43 0.36
                  12  0.08 0.15 0.40 0.63 0.86 1.07 1.40 1.71 2.01 2.31 2.70 2.50 1.98 1.62 1.36 1.16 1.01 0.88 0.78 0.70 0.63 0.57 0.52 0.48 0.41
                  13  0.09 0.16 0.44 0.69 0.94 1.17 1.52 1.86 2.19 2.52 2.95 2.81 2.24 1.83 1.53 1.31 1.13 0.99 0.88 0.79 0.71 0.65 0.59 0.54 0.46
                  14  0.10 0.18 0.47 0.75 1.01 1.28 1.65 2.01 2.37 2.73 3.19 3.15 2.50 2.04 1.72 1.46 1.27 1.11 0.98 0.88 0.80 0.72 0.66 0.60 0.51
                  15  0.10 0.19 0.51 0.81 1.10 1.37 1.78 2.17 2.56 2.94 3.44 3.49 2.77 2.27 1.90 1.62 1.40 1.23 1.10 0.98 0.88 0.80 0.73 0.67 0.57
                  16  0.11 0.20 0.54 0.87 1.17 1.47 1.90 2.33 2.75 3.15 3.69 3.84 3.05 2.50 2.10 1.79 1.55 1.36 1.21 1.08 0.97 0.88 0.81 0.74 0.63
                  17  0.12 0.22 0.58 0.93 1.25 1.57 2.04 2.48 2.93 3.36 3.94 4.21 3.34 2.74 2.29 1.95 1.69 1.49 1.32 1.18 1.07 0.97 0.88 0.81 0.69
                  18  0.13 0.23 0.62 0.98 1.33 1.67 2.16 2.64 3.12 3.58 4.19 4.59 3.64 2.98 2.50 2.13 1.85 1.62 1.44 1.29 1.16 1.05 0.96 0.88 0.75
                  19  0.13 0.25 0.66 1.04 1.41 1.77 2.29 2.80 3.30 3.80 4.44 4.98 3.95 3.23 2.71 2.31 2.01 1.76 1.56 1.40 1.26 1.14 1.04 0.95 0.82
                  20  0.14 0.26 0.69 1.10 1.49 1.87 2.42 2.96 3.49 4.01 4.69 5.37 4.27 3.49 2.94 2.50 2.16 1.90 1.69 1.51 1.36 1.23 1.13 1.04 0.88
                  21  0.15 0.28 0.73 1.16 1.57 1.97 2.55 3.13 3.68 4.23 4.95 5.78 4.59 3.75 3.15 2.69 2.33 2.04 1.81 1.62 1.46 1.33 1.21 1.11 0.95
                  22  0.16 0.28 0.77 1.22 1.66 2.07 2.69 3.28 3.87 4.47 5.20 6.12 4.92 4.03 3.37 2.88 2.50 2.19 1.95 1.74 1.57 1.42 1.30 1.19 1.02
                  23  0.16 0.30 0.81 1.28 1.74 2.18 2.82 3.45 4.06 4.66 5.45 6.43 5.26 4.30 3.60 3.08 2.67 2.34 2.08 1.86 1.68 1.52 1.39 1.28 1.09
                  24  0.17 0.31 0.85 1.34 1.82 2.28 2.95 3.61 4.25 4.89 5.71 6.73 5.60 4.59 3.84 3.28 2.84 2.50 2.22 1.98 1.79 1.62 1.48 1.36 1.16
                  25  0.18 0.33 0.89 1.40 1.90 2.38 3.08 3.77 4.44 5.10 5.97 7.03 5.96 4.88 4.09 3.49 3.02 2.66 2.36 2.10 1.90 1.72 1.57 1.45 1.23
                  26  0.19 0.34 0.93 1.46 1.98 2.48 3.22 3.93 4.63 5.33 6.23 7.34 6.32 5.17 4.33 3.70 3.21 2.81 2.50 2.24 2.01 1.83 1.67 1.53 1.31
                  28  0.20 0.37 1.00 1.58 2.15 2.69 3.48 4.26 5.02 5.77 6.75 7.98 7.06 5.78 4.84 4.14 3.59 3.15 2.79 2.50 2.25 2.04 1.87 1.72 1.46
                  30  0.22 0.40 1.08 1.71 2.31 2.90 3.75 4.59 5.41 6.21 7.27 8.58 7.83 6.41 5.37 4.59 3.98 3.49 3.10 2.77 2.50 2.27 2.07 1.90 1.62
                  32  0.23 0.43 1.16 1.83 2.48 3.11 4.02 4.92 5.80 6.60 7.76 9.18 8.65 7.06 5.92 5.05 4.38 3.84 3.41 3.05 2.75 2.50 2.28 2.10 0
                  35  0.25 0.48 1.28 2.01 2.73 3.42 4.44 5.42 6.39 7.34 8.58 10.1 9.85 8.06 6.77 5.78 5.01 4.40 3.90 3.49 3.15 2.86 2.61 2.40 0
                  40  0.29 0.54 1.47 2.33 3.16 3.95 5.13 6.27 7.38 8.50 9.92 11.7 12.1 9.85 8.28 7.06 6.12 5.37 4.77 4.27 3.84 3.49 0
                  45  0.34 0.62 1.67 2.65 3.58 4.49 5.82 7.11 8.36 9.62 11.3 13.3 14.4 11.8 9.85 8.43 7.30 6.41 5.68 5.09 0
                 Lubrication Method  A  B                                   C
                 Lubrication Method   A:Drop Lubrication,   B:Oil Bath Lubrication   C:Forced Circulation Lubrication by Pump  EIt cannot be used for the selection of stainless steel chain.  B-042
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