Type Name of Material Chemical Composition Usage Remarks Cu Zn Sn Al Mn Fe Nl Pb Sl Co P Cr Tl Brass C4640, C4621 59~63 Bal. 0.5~1.2                     Seawater, Ship NAVAL BRASS KM401 rem. 28~33           0.1~0.2 0.4~1         Piston BUSH   High Tensile Brass KMB-1C 55~60 Bal.   0.5~1.3 2~2.5 0.4~1 1.0↓ 0.2~1           Bearing Retainer   CAC301 55~60 Bal.   0.5~1.5 0.1~1.5 0.5~1.5   0.4↓             High Tensile Brass 1 CAC302 55~60 Bal.   0.5~2 0.1~3.5 0.5~2   0.4↓             High Tensile Brass 2 CAC303 60~65 Bal.   3~5 2.5~5 2~4   0.2↓             High Tensile Brass 3 CAC304 60~65 Bal.   5~7.5 2.5~5 2~4   0.2↓             High Tensile Brass 4 Special High Tensile Brass SB-1 55~60 Bal.   3~4 1.0↓ 0.5↓ 2~3.5 0.5↓           Reduction Gears BUSH   KMS-7 57~60 Bal.   0.5~2 2~3.5       0.5~1.5         Reduction Gears BUSH   SFA rem. 30~36   0.5~1.5 1.5~3 0.35↓ 0.2↓ 0.5~1.2 0.5~1.5         Reduction Gears BUSH   HB71 58~63 26~36     2~3.5     0.4~3 0.5~1.5         Hydraulic Motor   KMS-7 57~60 Bal.   0.5~2 2~3.5       0.5~1.5         Hydraulic Motor   P31CL 58~62 24~28   3~4   0.5~1.3 2~4 0.5~1.5 0.5~1.5 1.0↓       Hydraulic Motor   CSM-3ME rem. 27~34   1.9~3.5 2.5~3.5   0.25~0.5   0.6~1.2         Automobile Manual Transmission   KMS-2E 55~61 28~34   3.2~4.2 1.2~2 0.5~1.2 3.8~4.7   0.6~1.2     0.2~0.7 0.1~0.35 Automobile Manual Transmission   KMA 55~61 26~36   3.2~4.2     3.8~4.7             Automobile Manual Transmission   SP-8 rem. 26~28   5.8~6.1   1~1.4   0.2↓ 0.2~0.3     1~1.4   Automobile Manual Transmission   AT-1E 52~64 28~33   3.5~4.5 0.8↓ 0.5~1.3 2.5~4   0.5~1.5 1~2       Automobile Manual Transmission   Bronze PBC2C 81~91   9~12       1.0↓ 0.3↓     0.05~0.5     Elevator Worm Wheel   ALBC2 80↑     8~10.5 0.1~1.5 2.5~5 1~3             Press, Ship For Centrifugal Casing ALBC3 77~82     7~11 0.5~4 2~6 3~6             Press, Ship For Centrifugal Casing LBC3 77~81   9~11       1.0↓ 9~11           Press For Centrifugal Casing Others C7060 Bal.       1.0↓ 1~1.8 9~11             Seawater, Freshwater Tube Centrifugal, Billets C7150 Bal.       1.0↓ 1~1.8 28~32             Seawater, Freshwater Tube Centrifugal, Billets