¦WºÙ
Name |
°Ï¤À
Type |
ªº°O¸¹
Conventional symbol |
Åܧó«áªº°O¸¹
New symbol |
²Õ¦X
Combination |
@±K©Ê¥²nªºµ²¦X¥Î
For tight joints
|
ºÞ¥ÎÀ@§ÎÁ³¯¾
Taper pipe thread |
¤ºÁ³¯¾
Internal thread |
PT |
R c |
|
¥~Á³¯¾
External thread |
PT |
R |
ºÞ¥Î¥§ÎÁ³¯¾
Parallel pipe thread |
¤ºÁ³¯¾
Internal thread |
PS |
R p |
¾÷±ñªºµ²¦X¥Î
For mechanical joints |
ºÞ¥Î¥§ÎÁ³¯¾
Parallel pipe thread |
¥~Á³¯¾
External thread |
PF A¯Å
(PF A class) |
G A ¯Å
(G A class) |
|
PF B¯Å
(PF B class) |
G B ¯Å
(G B class) |
¤ºÁ³¯¾
Internal thread |
PF A¯Å
(PF A class) |
G |
PF B¯Å
(PF B class) |