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板牙系列机用丝锥手用丝锥中心钻
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| ◆ 管螺纹圆板牙
DIES FOR PIPE THREAD |
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管螺纹圆板用合金工具钢制造，适用于加式圆柱管接头上的外螺纹。其牙形角为55°。
The
dies for pipe thread are made of alloy tool
steel and used for processing outer comecting
thread of cylinder pipe the angle of threads is
55°. |
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螺纹代号
Thread code |
每英寸牙数
Teeth Per inch |
外径
Outsize Diameter
mm |
厚度
Thickness
mm |
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G1/8＂ |
28 |
30 |
8 |
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G1/4＂ |
19 |
38 |
10 |
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G3/8＂ |
19 |
38 |
10 |
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G1/2＂ |
14 |
45 |
14 |
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G5/8＂ |
14 |
55 |
16 |
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G3/4＂ |
14 |
55 |
16 |
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G7/8＂ |
14 |
65 |
18 |
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G1＂ |
11 |
65 |
18 |
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G1 1/8＂ |
11 |
75 |
20 |
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G1 1/4＂ |
11 |
75 |
20 |
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G1 3/8＂ |
11 |
90 |
20 |
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G1 1/2 |
11 |
90 |
20 |
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G1 3/4 |
11 |
90 |
20 |
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G 2＂
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11 |
105 |
22 |
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G2 1/4＂ |
11 |
105 |
22 |
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G2 1/4＂ |
11 |
120 |
25 |
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Email address here please |
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机用丝锥用于在机床上加工通孔的内螺纹，刃部由高速钢制成，螺纹经过磨制。 |
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板牙适用于外螺纹加工，采用合金工具钢，几何精度高，切削性能好。 |
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复合中心钻适用于一次钻成带护锥60°的中心孔，材料为高速钢。 |
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