RC1⼀8等于多少mm

RC1/8的接头,口径具体有多少mm?
2025-04-05 15:49:23
推荐回答(3个)
回答1:

Rc1/8表示英制密封锥管螺纹,尺寸代号1/8 英寸,右旋。

Rc是55度密封圆锥内管螺纹的特征代号,

1/8是尺寸代号,

它的基本尺寸是:

每25.4mm内牙数 28

螺距 0.907mm

牙高 0.581mm

圆弧半径 0.125mm

有效螺纹长度 6.5mm

大径:9.728mm

中径:9.147mm

小径:8.566mm

扩展资料:

尺寸和公差使用与标准系列相同的公式计算的标准系列之外的所有直径与螺距组合。我国的60°圆锥管螺纹GB/T12716-1991与之等效。

ACME螺纹包括一般用途的和定心的两种配合的梯形螺纹,其中一般用途者与我国标准GB/T5796-1986规定的梯形螺纹的性能相类同。

锥管螺纹只用于液压系统连接;而管螺纹G3/4〃只用于水管连接。锥管螺纹与管螺纹极为相似,区别只在锥度上。注意区分管螺纹和普通螺纹的基本尺寸不同。

管螺纹主要用来进行管道的连接,其内外螺纹的配合紧密,有直管与锥管两种。公称直径是指所连接的管道直径,显然螺纹大径比公称直径大。1/4,1/2,1/8是英制螺纹的公称直径,单位是英寸。

参考资料来源:百度百科--英制螺纹

参考资料来源:百度百科-RC螺纹

回答2:

Rc是55度密封圆锥内管螺纹的特征代号,1/8是尺寸代号,它的基本尺寸是:
大径:9.728
中径:9.174
小径:8.566
螺距:0.907
每英寸内牙数:28牙

回答3:

proe 自带孔rc1/8的直径8.595 角度好像不是55度(iso—7/1)

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