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板牙系列机用丝锥手用丝锥中心钻
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55°圆柱管螺纹丝锥 CYLINDRICAL PIPE THREAD TAPS |
圆柱管螺纹丝锥的形式尺寸符合机械行业标准JB
Cylindrical form of pipe thread tap machine industry standard size in line with the JB |
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公制尺寸
Nominal
Size |
（每英寸）
25.4mm
牙数 |
螺距
Thread Pitch
mm |
全长
Overall Length
mm |
刃部长度
Working Length
mm |
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G1/16 |
28 |
0.907 |
52 |
14 |
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G1/8 |
28 |
0.907 |
59 |
15 |
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G1/4 |
19 |
1.337 |
67 |
19 |
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G3/8 |
19 |
1.337 |
75 |
21 |
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G1/2 |
14 |
1.814 |
87 |
26 |
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G5/8 |
14 |
1.814 |
91 |
26 |
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G3/4 |
14 |
2.309 |
96 |
28 |
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G7/8 |
14 |
2.309 |
102 |
29 |
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G1 |
11 |
2.309 |
109 |
33 |
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G1 1/8 |
11 |
2.309 |
116 |
34 |
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G1 1/4 |
11 |
2.309 |
119 |
36 |
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G1 1/2 |
11 |
2.309 |
125 |
37 |
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G1 3/4 |
11 |
2.309 |
132 |
39 |
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Rc2 |
11 |
2.309 |
140 |
41 |
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企业邮箱登陆
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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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