Dưỡng Kiểm Ren Trong Eisen SPT
Taper Pipe Thread Plug Gauge (JIS method)
|
Type of thread
|
No. of Threads
(threads/inch)
|
Type of gauge
|
Class
|
|
PT1/8
|
28
|
N/A
|
N/A
|
|
PT1/4
|
19
|
|
PT3/8
|
19
|
|
PT1/2
|
14
|
|
PT5/8
|
14
|
|
PT3/4
|
14
|
|
PT7/8
|
14
|
|
PT1
|
11
|
|
PT1 1/4
|
11
|
|
PT1 1/2
|
11
|
|
PT2
|
11
|
Taper Pipe Thread Plug Gauge (ISO method)
|
Type of thread
|
No. of Threads
(threads/inch)
|
Type of gauge
|
Class
|
|
Rc1/16
|
28
|
N/A
|
N/A
|
|
Rc1/8
|
28
|
|
Rc1/4
|
19
|
|
Rc3/8
|
19
|
|
Rc1/2
|
14
|
|
Rc3/4
|
14
|
|
Rc1
|
11
|
|
Rc1 1/4
|
11
|
|
Rc1 1/2
|
11
|
|
Rc2
|
11
|