Weithiau fe'i gelwir hefyd yn National Pipe Thread, NPTF (F for Fuel), American Standard Taper, neu'n syml "pibell".
Mathau o addaswyr NPT: addasydd gwrywaidd neu fenywaidd
Safon Cynnyrch: ISO 11926-3, SAE J514 a BS 5200
Maint siart maint addaswyr NPT yw 1/8 NPT, 1/4 NPT, 3/8 NP, 1/2 NPT, 3/4 NPT, 1 "NPT ac ati.
Deunydd: dur carbon, dur gwrthstaen neu aloi copr
Siâp addaswyr ffitio NPT: syth, Penelin, Tee, Cross, Reducer ac ati.
Addaswyr ffitio NPT i ffitio swivel, addasydd metrig, addasydd bspp, addasydd sae ac ati.
Dimensiynau addasydd BNUN NPT MALE / NPSM FEMALE / NPT MALE fel a ganlyn:
PAR T. NA . | THREA D. | DIMENSION S. | ||||||||
E. | F. | G. | A. | B. | C. | S 1 | S 2 | |||
BNUN-0 4 | Z1 / 4 "X1 8 | 1/4 "X1 8 | Z1 / 4 "X1 8 | 25. 5 | 4. 6 | 25. 5 | 1 4 | 1 9 | ||
BNUN-06-04-0 6 | Z3 / 8 "X1 8 | 1/4 "X1 8 | Z3 / 8 "X1 8 | 3 1 | 4. 6 | 3 1 | 1 9 | 1 9 | ||
BNUN-04-06-0 4 | Z1 / 4 "X1 8 | 3/8 "X1 8 | Z1 / 4 "X1 8 | 25. 5 | 6 | 25. 5 | 1 4 | 2 2 | ||
BNUN-0 6 | Z3 / 8 "X1 8 | 3/8 "X1 8 | Z3 / 8 "X1 8 | 3 1 | 6 | 3 1 | 1 9 | 2 2 | ||
BNUN-08-06-0 8 | Z1 / 2 "X1 4 | 3/8 "X1 8 | Z1 / 2 "X1 4 | 36. 7 | 6 | 36. 7 | 2 2 | 2 2 | ||
BNUN-06-08-0 6 | Z3 / 8 "X1 8 | 1/2 "X1 4 | Z3 / 8 "X1 8 | 3 1 | 7. 5 | 3 1 | 1 9 | 2 7 | ||
BNUN-0 8 | Z1 / 2 "X1 4 | 1/2 "X1 4 | Z1 / 2 "X1 4 | 37. 3 | 7. 5 | 37. 3 | 2 2 | 2 7 | ||
BNUN-1 2 | Z3 / 4 "X1 4 | 3/4 "X1 4 | Z3 / 4 "X1 4 | 43. 5 | 8. 9 | 43. 5 | 2 7 | 3 2 | ||
BNUN-1 6 | Z1 "X11. 5 | 1 "X11. 5 | Z1 "X11. 5 | 5 0 | 10. 5 | 5 0 | 3 3 | 4 1 | ||
BNUN-2 0 | Z1.1 / 4 "X11. 5 | 1.1 / 4 "X11. 5 | Z1.1 / 4 "X11. 5 | 6 0 | 11. 2 | 6 0 | 4 1 | 5 0 | ||
BNUN-2 4 | Z1.1 / 2 "X11. 5 | 1.1./2"X11. 5 | Z1.1 / 2 "X11. 5 | 5 9 | 11. 2 | 5 9 | 4 8 | 5 5 | ||
BNUN-3 2 | Z2 "X11. 5 | 2 "X11. 5 | Z2 "X11. 5 | 73. 5 | 11. 2 | 73. 5 | 6 3 | 7 0 | ||
Tagiau poblogaidd: addasydd pibell benywaidd nptm gwrywaidd, Tsieina, gweithgynhyrchwyr, cyflenwyr, arfer, pres, swagelok, Parker, Stauff, Brennan, dur gwrthstaen
