Stub-ACME-螺纹计算公式W7

任意牙型角三针M值计算公式（英制）αnd2MW29120.655866750.73515880.04811αnd2MW29121.52751.6066720.04811任意牙型角三针M值计算公式（公制）αnd2MW1.437x10STUBACME291035.50937.1021.302αnd2MW1.437x10STUBACME291035.07736.6701.302αnd2MW1.5625x12STUBACME291238.79940.8101.222αnd2MW1.5625x12STUBACME291238.38840.3991.222STUBACME-2G(计算公式）公称尺寸（填英制尺寸）牙数/in所有外螺纹大径的公差（负值）0.03P(英寸）螺纹中径容隙0.006√D中径公差；0.006（√D+3x√P)(英寸）中径公差（公制）mm&外螺纹小径的公差外螺纹平牙顶的宽度Fcs（公制）mm外螺纹平牙底的宽度Frs（公制）mm内螺纹平牙顶的基本宽度Fcn（公制）mm内螺纹平牙顶的基本宽度Frn（公制）mm外螺纹最大中径1.437100.00500.009590.0166790.4241.0101.0041.0730.94135.4941.5625120.00420.010.016160.4100.8280.8940.8940.82838.7993.560.00830.014970.0234720.5961.6901.7551.7881.65787.250内螺纹最大中径外螺纹最大小径内螺纹最小大径内螺纹最小小径内螺纹小径公差36.16134.4737.00834.9760.12739.46338.1639.94238.4180.10688.22685.8589.40886.3600.212