REFERÊNCIA
ASME / ANSI B18.2.2 - 1987
(Tabela 3)
|
Diâmetro
|
F
|
G
|
H
|
H1
|
||||
|
Nominal
|
máx.
|
min.
|
máx.
|
min.
|
máx.
|
min.
|
máx.
|
min.
|
|
1/4"
|
11,125
|
10,871
|
12,827
|
12,395
|
5,740
|
5,384
|
4,140
|
3,810
|
|
5/16"
|
12,700
|
12,420
|
14,655
|
14,147
|
6,934
|
6,553
|
4,953
|
4,572
|
|
3/8"
|
14,274
|
13,995
|
16,510
|
15,951
|
8,559
|
8,128
|
5,765
|
5,334
|
|
7/16"
|
17,475
|
17,145
|
20,167
|
19,507
|
9,779
|
9,271
|
6,604
|
6,096
|
|
1/2"
|
19,050
|
18,694
|
21,996
|
21,336
|
11,379
|
10,845
|
8,204
|
7,670
|
|
9/16"
|
22,225
|
21,869
|
25,654
|
24,942
|
12,598
|
12,014
|
8,229
|
7,645
|
|
5/8"
|
23,825
|
23,418
|
27,508
|
26,695
|
14,198
|
13,589
|
9,829
|
9,220
|
|
3/4"
|
28,575
|
27,635
|
32,994
|
31,496
|
16,891
|
15,671
|
11,328
|
10,109
|
|
7/8"
|
33,324
|
32,232
|
38,506
|
36,753
|
19,710
|
18,389
|
12,954
|
11,633
|
|
1"
|
38,100
|
36,830
|
43,992
|
41,986
|
22,529
|
21,107
|
14,605
|
13,182
|
|
1.1/8"
|
42,875
|
41,427
|
49,504
|
47,218
|
25,374
|
23,850
|
16,230
|
14,706
|
|
1.1/4"
|
47,625
|
46,024
|
54,991
|
52,476
|
27,787
|
26,162
|
19,075
|
17,449
|
|
1.3/8"
|
52.374
|
50,647
|
60,502
|
57,734
|
30,632
|
28,905
|
20,701
|
18,973
|
|
1.1/2"
|
57,150
|
55,245
|
65,989
|
62,992
|
33,451
|
31,623
|
22,352
|
20,523
|
OBS: ROSCA: Especificar - UNC/UNF/BSW/BSF.
