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1/4npt螺纹底孔多大 – 家居日记

1/4npt螺纹底孔多大

1/4npt螺纹底孔多大
1/4NPT管内螺纹底孔直径一般是11.46mm。Npt螺纹有密封圆柱管螺纹和一般密封圆锥管螺纹,配合方式有两种,分别是“锥/锥”和“