承插管帽 Socket Cap
承插管箍 Socket Coupling
公称通径Nominal Diameter
Jmin
d1
备注:承插壁厚外围平均值不低于所列值,最小值仅限于局部区域。Note:Average of socket wall thickness around periphery shall be no less than listed values. The minimum values are permitted in localized areas.
上述尺寸符合GB/T14626、ANSI B16.11、BS3799标准。