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1. 对于G1/4螺纹,底孔应打11.694毫米,换算后约为11.7毫米,因此需要使用相应尺寸的钻头。 2. 螺纹底孔尺寸对照表如下: - G1/8:钻孔直径8.8毫米 - G1/4:钻孔直径11.7毫米(老旅) - G3/8:钻孔直径15.2毫米 - G1/2:钻孔直径18.9毫米 - G5/8:钻孔直径21毫米 - G3/4:钻孔直径24.3毫米 - G1:钻孔直径30.5毫米 - G1. g1/4外螺纹的小径尺寸在11.445毫米至11.446毫米之间。 小径尺寸影响到螺纹连接的紧密性和强度,因为小径部分会直接与内螺纹接触并产生摩擦力。 G1/2螺纹的具体尺寸为:外径约为20.956毫米,中径约为19.794毫米,底径约为18.632毫米,牙型角为55度,每英寸含有14个牙。 这种螺纹主要用于管道的连接,确保连接的密封性和紧密性。
G1/4-内孔的通径公称尺寸是1/4英寸,6.35毫米,螺纹外径13.157毫米,也就是2分的 G3/4-内孔的通径公称尺寸是3/4英寸,19.05毫米,螺纹外径26.441毫米,也就是6分的 G1 1/4的螺纹尺寸是:外径约为31.75mm,螺距约为2.309mm,每英寸11牙。 G1 1/4螺纹是一种管螺纹,广泛应用于管道连接中。这种螺纹的尺寸有其特定的标准,其中“G”代表管螺纹,而“1 1/4”则表示螺纹的公称直径。在这个尺寸中,外径是一个重要的参数,它决定了螺纹能够连接到的管道或配件的内径. 在G1/4螺纹中,大径尺寸严格控制在13.157毫米左右,这是保证螺纹连接强度和密封性的基础。 小径则是螺纹的最小直径,与外螺纹牙底或内螺纹牙顶相重合,G1/4螺纹的小径为11.445毫米。
G1"外螺纹尺寸是多少?管螺纹;G1/2"----4分,外径20.96mm,1英寸/14。英制螺纹是螺纹尺寸用英制标注,按外形分圆柱、圆锥两种;按.
g1/8底孔的大小为8.566mm,螺距为0.907mm。 1. G1/8螺纹的底孔直径为8.566mm。 2. 螺距为0.907mm。 3. 大径为9.728mm。 英制G1/8(英寸)管螺纹,牙数为28,螺距0.907mm,牙高0.581mm,大径9.728mm,中径9.147mm,小径8.566mm,基准距离4mm,有效螺纹长度6.5mm,底孔直径8.6mm。 市面上的螺纹种类繁多,所需的底孔直径也因此. G1/8螺纹的内外径尺寸如下: 1. 外径(大径)D:9.728毫米,指在基面测量的直径,为螺纹最宽的部分。 2. 中径D2:9.147毫米,位于外径和小径之间,是螺纹精度的重要指标。 3. 小径D1:8.566毫米,即内螺纹的顶径,表示螺纹最细的部分。 4. 圆弧半径:0.125毫米,此尺寸用于确保螺纹的形状和功能。 5. 管螺纹G1/2的外径尺寸为20.956毫米,内径则为18.6毫米,起源于32毫米的管子。 其螺距为1.814毫米,每英寸拥有14牙,牙尖角度为55°。
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