
29. Basic profile of threads List of Thread Standards and Nominal Diameter Ranges of YAMAWA Taps 30. List of Thread Standards and Nominal Diameter Ranges of Yamawa Taps 30. List of Thread Standards and Nominal Diameter Ranges of Yamawa Taps
| Thread type | Thread type symbol | Thread angle | Standard | Nominal diameter range | Internal thread class | Nominal diam JIS | eter range o ANSI | f Yamawa taps DIN |
| UNJC | 0.0730〜4.0000 | |||||||
| UNJF | 0.0600〜1.5000 | |||||||
| UNJEF 8UNJ | SAE AS 8879D | 0.2160〜1.6875 0.2160〜1.6875 | 3B | - | - | - | ||
| 12UNJ | 0.6250〜6.0000 | |||||||
| Unified inch thread(USA) | 16UNJ | 60° | 0.4375〜6.0000 | |||||
| i (UNJ thread) | UNJC | 0.0730〜4.0000 | ||||||
| UNJF | 0.0600〜1.5000 | |||||||
| UNJEF 8UNJ | ASME B1.15 | 0.2160〜1.6875 1.0625〜4.0000 | 3B,2B | - | - | - | ||
| 12UNJ | 0.6250〜6.0000 | |||||||
| i | 16UNJ | 0.4375〜6.0000 | ||||||
| Unified miniature thread (USA) | UNM | 60° | ASA B1.10 | 0.3〜1.4 | - | - | - | - |
| American parallel pipe thread | ||||||||
| Straight pipe thread for coupling i | NPSC | 1/8〜4 | - | 1/8〜2 | 1/8〜1 | - | ||
| For fitting(mechanical joint) | NPSM | ANSI/ASME B1201 | 1/8〜6 | 2B | ||||
| For use with locknut(mechanical joint) | NPSL | 60° | .. | 1/8〜12 | - | - | - | - |
| read For hose coupling (mechanical joint) | NPSH | ANSI/ASME B1.20.7 | 1/2〜4 | - | - | - | - | |
| allel th American Dryseal parallel pipe thread | ||||||||
| Par Fuel internal parallel pipe thread | NPSF | 60° | ANSI B1203 | 1/〜1 | - | 1/16〜2 | 1/8 〜1 | - |
| Intermediate internal parallel pipe thread | NPSI | .. | 16 | - | - | - | - | |
| Acme thread(USA) | ACME | 29° | ASME B1.5 | 1/4〜5 | 4G,3G,2G,4C,3C,2C | - | - | - |
| Stub acme thread(USA) | STUB ACME | 29° | ASME B1.8 | 1/4〜5 | - | - | - | - |
| Steel conduit thread (Germany) | Pg | 80° | DIN40430 | 7〜48 | - | - | - | 7〜36 |
| Internal thread for insert coil(Germany) | EG M | 60° | DIN 8141-2 | 2〜56 | 6H mod, 6G mod | - | - | - |
| Trapezoidal thread for plastic container(Germany) | KT | 20° | DIN 6063-2 | 10〜50 | - | - | - | - |
| Buttress thread for plastic or glass container with screw cap (Germany) | S | 10+30° | DIN 55525 | 10〜50 | - | - | - | - |
| Round thread for general use(Germany) | Rd | 30° | DIN 405-1,-2 | 8〜200 | - | - | - | - |
| Round thread for glass container(Germany) | GL | 30° | DIN 168-1 | 8〜45 | - | - | - | - |
| Bicycle thread(Germany) | FG | 60° | DIN 79012 | 2〜34.8 | - | - | - | - |
| Tire valve thread(Germany) | Vg | 60° | DIN 7756 | 5〜12 | - | - | - | - |
| Whitworth thread(UK) | BSW | 55° | BS 84 | 1/8〜6 | MEDIUM CLASS, NORMAL CLASS | - | - | 3/32〜13/4 |
| BA thread(UK) | BA | 471/2° | BS 93 | 0〜25 | - | - | - | - |
| MJ thread (for aerospace use) (ISO) | MJ MJS | 60° | ISO 5855-1〜3 | 1.6〜300 | 4H6H,4H5H | - | - | - |
per inch Metric screw threads Miniature screw threads
Metric Trapezoidal screw threads
Taper internal pipe threads (JIS main book)
External Thread line of thread Parallel internal pipe threads (JIS main book)
Parallel pipe threads (JIS Appendix)
Parallel internal pipe threads (JIS Appendix) Truncation Unit : mm
Section fc fr
per inch Cycle threads
tire
Internal
Internal Aerospace - MJ threads Taper external pipe threads
External Thread
External Thread Tire valve threads
Technical Inf