334
2. GWINTY TRAPEZOWE NIESYMETRYCZNE
PN-88/M-02119
Tabl. 17.3.3. Wymiary nominalne zarysu gwintu, mm
PN-88/M-02019
p |
ac |
*3 |
R |
H |
Hi |
2 |
0,236 |
1,736 |
0,249 |
3,176 |
1,50 |
3 |
0,353 |
2,603 |
0,373 |
4,764 |
2,25 |
4 |
0,471 |
3,471 |
0,497 |
6,352 |
3,00 |
5 |
0,589 |
4,339 |
0,621 |
7,940 |
3,75 |
6 |
0,707 |
5,207 |
0,746 |
9,527 |
4,50 |
7 |
0,824 |
6,074 |
0,870 |
11,115 |
5,25 |
8 |
0,942 |
6,942 |
0,994 |
12,703 |
6,00 |
9 |
1,060 |
7,810 |
1,118 |
14,291 |
6,75 |
10 |
1,178 |
8,678 |
1,243 |
15,879 |
7,50 |
12 |
1,413 |
10,413 |
1,491 |
19,055 |
9,00 |
14 |
1,649 |
12,149 |
1,74 |
22,231 |
10,5 |
16 |
1,884 |
13,884 |
1,988 |
25,407 |
12,0 |
18 |
2,120 |
15,620 |
2,237 |
28,582 |
13,5 |
20 |
2,355 |
17,355 |
2,485 |
31,758 |
15,0 |
H= 1.588P Hf—0,75P ac —0,118P
hJ~ H1+°C~
=0,868P Ć2 =D2 —d—Hj == =d-0,75P D, =d-2H,= =d- 1.5P d3=d-2hj=
—d — 1.735P R=0,124P
Tabl. 17.3.4. Wymiary gwintów, mm PN-88/M-02019
d(D) s 1* |
zereg 2 |
P |
d2=D2 |
Di |
di |
d(D) s 1* |
zereg 2 |
P |
d2-D2 |
D\ |
di |
d(D) s 1* |
zereg 2 |
P |
d2-D2 |
Di |
di |
10 |
2 |
8,50 |
7,0 |
6,53 |
34 |
6 10 |
29.50 26.50 |
25.0 19.0 |
23,59 16,65 |
55 |
14 |
44,50 |
34,0 |
30,30 | |||
12 |
2 3 |
10,50 9,75 |
9,0 7,5 |
8,53 6,79 |
60 |
3 9 14 |
57,75 53,25 49,50 |
55.5 46.5 39,0 |
54,79 44,38 35,70 | ||||||||
36 |
3 6 10 |
33,75 31.50 28.50 |
31,5 27.0 24.0 |
30,79 25,59 18,65 | |||||||||||||
14 |
2 3 |
12,50 11,75 |
11,0 9,5 |
10,53 8,97 | |||||||||||||
65 |
4 10 16 |
62,00 57,50 53,00 |
59.0 50.0 41.0 |
58,06 47,65 37,23 | |||||||||||||
16 |
2 4 |
14,50 13,00 |
13.0 10.0 |
12,53 9,06 |
38 |
3 7 10 |
34.75 32.75 30,50 |
33.5 27.5 23,0 |
32,79 25,85 20,65 | ||||||||
18 |
2 4 |
16,50 15,00 |
15.0 12.0 |
14,53 11,06 |
70 |
4 10 16 |
67.00 62,50 58.00 |
64.0 55.0 46.0 |
63,09 52,65 42,23 | ||||||||
40 |
3 7 10 |
37.75 34.75 32,50 |
35.5 29.5 25,0 |
34,79 27,85 22,65 | |||||||||||||
20 |
2 4 |
18,50 17,00 |
17.0 14.0 |
16,53 13,06 | |||||||||||||
75 |
4 10 16 |
72.00 67,50 63.00 |
69.0 60.0 51,0 |
68,05 57,65 47,23 | |||||||||||||
22 |
3 5 8 |
19,75 18,25 16,00 |
17.5 14.5 10,0 |
16,79 13,32 8,12 |
42 |
3 7 10 |
39.75 36.75 34,50 |
37.5 31.5 27,0 |
36,79 29,85 24,65 | ||||||||
80 |
4 10 16 |
77.00 72,50 68.00 |
74.0 65.0 56.0 |
73,06 62,65 52,23 | |||||||||||||
24 |
3 5 8 |
21,75 20,25 18,00 |
19.5 16.5 12,0 |
18,79 15,32 10,12 |
44 |
3 7 12 |
41.75 38.75 35,00 |
39.5 33.5 26,0 |
38,79 31,85 23,17 | ||||||||
85 |
4 12 18 20 |
82,00 76.00 71,50 70.00 |
79.0 67.0 58.0 55.0 |
75,06 64,17 53,76 50,29 | |||||||||||||
26 |
3 5 8 |
23,75 22,25 20,00 |
21.5 18.5 14,0 |
20,79 17,32 12,12 |
46 |
3 8 12 |
43,75 40.00 37.00 |
41,5 34.0 28.0 |
40,79 32,12 25,17 | ||||||||
28 |
3 5 8 |
25,75 24,25 22,00 |
23.5 20.5 16,0 |
22,79 19,32 14,12 |
48 |
3 8 12 |
45,75 42.00 39.00 |
43,5 36.0 30.0 |
42,79 34,12 27,17 |
90 |
4 12 18 20 |
87.00 81.00 76,50 75,00 |
84.0 72.0 63.0 60.0 |
83,06 69,17 58,76 55,29 | |||
30 |
3 6 10 |
27,75 25.50 22.50 |
25,5 21,0 15,0 |
24,79 19,59 12,65 |
50 |
3 8 12 |
47,75 44.00 41.00 |
45,5 38.0 32.0 |
44,79 36,12 29,17 | ||||||||
95 |
4 12 18 20 |
92.00 86.00 81,50 80,00 |
89.0 77.0 68.0 65,0 |
88,06 74,17 63,76 60,29 | |||||||||||||
32 |
3 6 10 |
29,75 27.50 24.50 |
27,5 23.0 17.0 |
26,79 21,59 14,65 |
52 |
3 8 12 |
49,75 46.00 43.00 |
47,5 40.0 34.0 |
46,79 38,12 31,17 | ||||||||
100 |
4 12 20 |
97.00 91.00 85.00 |
94.0 82.0 70,0 |
93,06 79,14 65,29 | |||||||||||||
55 |
3 9 |
52,75 48,25 |
50.5 41.5 |
49,79 39,38 | |||||||||||||
34 |
3 |
31,75 |
29,5 |
28,79 |
* Szereg średnic 1 jest uprzywilejowany.
Rys. 17.3.2. Zarys gwintu trapezowego niesymetrycznego
PRZYKŁAD OZNACZENIA
Zalecane pola tolerancji gwintów o normalnej długości skręcenia: wewnętrznych zewnętrznych
- średniodokładnych 7AZ 7h
- zgrubnych 8AZ 8h
- pary gwintowej (gwint trapezowy niesymetryczny o średnicy znamionowej d = 40 mm, jednokrotny o podziałce P = 3 mm, prawy):
S40x3-7AZ/7h
- gwintu 540x3 wewnętrznego z polem tolerancji 7AZ: S40x3- 7AZ
- gwintu 540x3 zewnętrznego z polem tolerancji Ih: S40x3- 7h
- pary gwintowej (gwint trapezowy niesymetryczny o średnicy zna
mionowej d = 40 mm, dwukrotny o skoku Pb = 6 mm i podziałce P = 3 mm, lewy (LH )): S40x6(P3)LH-7AZ/7H