代号
|
25.4
mm
牙数
|
P
|
LD
|
LG
|
B
|
H
(参
考)
|
φ
|
参考值
|
||||||
基本
尺寸
|
极限
偏差
|
基本
尺寸
|
极限
偏差
|
基本
尺寸
|
极限
偏差
|
∫
|
l
|
a
|
κγ
|
|||||
R1/16
|
28
|
0.907
|
170
|
0
-1.00
|
150
|
0
-1.00
|
50
55
60
70
|
0
-0.62
|
30
|
2º18'
|
1.5
|
24.4
|
0.64
|
1º~1º30'
|
R1/8
|
1º48'
|
31.6
|
||||||||||||
R1/4
|
19
|
1.337
|
210
|
0
-1.15
|
190
|
0
-1.15
|
0
-0.74
|
40
|
1º58'
|
2.0
|
42.5
|
0.94
|
||
R3/8
|
220
|
200
|
1º32'
|
53.8
|
||||||||||
R1/2
|
14
|
1.814
|
250
|
230
|
60
70
80
|
45
|
1º40'
|
2.5
|
68.0
|
1.45
|
||||
R3/4
|
310
|
0
-1.30
|
285
|
0
-1.30
|
1º18'
|
83.0
|
||||||||
R1
|
11
|
2.309
|
400
|
0
-1.40
|
375
|
0
-140
|
80
100
|
0
-0.87
|
50
|
1º19'
|
3
|
110.0
|
2.24
|
|
R1¼
|
420
|
0
-1.55
|
400
|
1º02'
|
128.0
|
代号
|
25.4
mm
牙数
|
P
|
r
|
h1
|
h2
|
螺距极限偏差
|
牙型半角
极限偏差
|
|||
基本
尺寸
|
极限
偏差
|
基本
尺寸
|
极限
偏差
|
测量
牙数
|
极限
偏差
|
|||||
R1/16
|
28
|
0.907
|
0.125
|
0.291
|
+0.025
-0.015
|
0.291
|
+0.015
-0.025
|
9
|
+0.008
-0.008
|
+25'
-25'
|
R1/8
|
||||||||||
R1/4
|
19
|
1.337
|
0.184
|
0.428
|
0.428
|
|||||
R3/8
|
||||||||||
R1/2
|
14
|
1.814
|
0.249
|
0.581
|
0.581
|
7
|
+0.009
-0.009
|
+20'
-20'
|
||
R3/4
|
||||||||||
R1
|
11
|
2.309
|
0.317
|
0.740
|
0.740
|
+0.010
-0.010
|
||||
R1¼
|