技术要求 1.未注公差的尺寸按GB1804-79中IT12级精度; 2.铸件质量应符合GB12226-89的规定; 3.未注明的铸造园角R2-R4. 80BYZ41X-16-0.dwg(175.49KB)，80BYZ41X-16-12.dwg(64.39KB)，80BYZ41X-16-11.dwg(34.98KB)，80BYZ41X-16-10.dwg(53.68KB)，80BYZ41X-16-09.dwg(52.26KB)，80BYZ41X-16-08.dwg(42.04KB)，80BYZ41X-16-07.dwg(17.8KB)，80BYZ41X-16-06.dwg(42.09KB)，80BYZ41X-16-05.dwg(81.58KB)，80BYZ41X-16-04.dwg(33.19KB)