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.
备注:
1、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。
2、每种规格的上下值分别代表最大、最小尺寸。
Note:
1、Average of socket wall thickness around periphery shall be no less than listed values. The minimum values are permitted in localized areas.
2、Upper and lower values for each size are the respective maximum and minimum dimensions.