銅材CuZn37 CuZn37銅合金CuZn37 CuZn37
銅材2.0321 2.0321銅合金2.0321 2.0321
銅材CuZn40 CuZn40銅合金CuZn40 CuZn40
銅材2.0360 銅鋅合金 2.0360 銅鋅合金
銅材CuZn36Pb1.5 CuZn36Pb1.5銅合金
銅材2.0331 2.0331銅合金2.0331 2.0331
銅材CuZn37Pb0.5 CuZn37Pb0.5
銅材2.0332 2.0332銅合金2.0332 2.0332
銅材CuZn36Pb3 CuZn36Pb3銅合金CuZn36Pb3
銅材2.0375 2.0375銅合金2.0375 2.0375
銅材CuZn38Pb1.5 CuZn38Pb1.5銅合金
銅材2.0371 2.0371 銅合金2.0371
銅材CuZn39Pb0.5 CuZn39Pb0.5銅合金
銅材2.0372 2.0372銅合金2.0372 2.0372
銅材CuZn39Pb2 CuZn39Pb2銅合金CuZn39Pb2
銅材2.0380 2.0380銅合金2.0380 2.0380
銅材CuZn39Pb3 CuZn39Pb3 CuZn39Pb3
銅材 2.0401 2.0401銅合金 2.0401
銅材CuZn40Pb2 CuZn40Pb2銅合金CuZn40Pb2
銅材2.0402 2.0402銅合金2.0402 2.0402