螺纹类型 (Designation Symbols) | 螺纹规范标准 | Nominal size (d), pitch (P), TPI | 量规设计标准规范 | 螺纹切削刀具规范 |
Metric screw thread (M, MF) | ISO 68-1 ISO 965-1 DIN 13-1 bis 52 ASME 1.13M | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
Unified screw thread (UNC, UNF, UNEF, UN, UNS, UNRC, UNRF, UNREF, UNR, UNRS) | ANSI B1.1 | d: 0.01 - 40 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.2 BS 919-1 ISO 1502 ISO 15872 | ANSI B94.9 |
Whitworth thread (BSW, BSF, Whit.S., Whit.) | B.S. 84 | d: 0.01 - 40 in TPI: 0.25 - 320 P: 0.003125 - 4 in | BS 919-2 | |
Metric screw thread (MJ) | ISO 5855-1 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1,-4 ANSI B94.9 |
Unified screw thread (UNJC, UNJF, UNJEF, UNJ, UNJS) | ANSI B1.15 | d: 0.01 - 40 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.2 BS 919-1 ISO 1502 ISO 15872 | ANSI B94.9 |
Metric miniature thread (M) | DIN14 ISO 1501 | d: 0.25 – 1.4 mm | ISO 1502 ANSI B1.16M | |
Unified miniature thread (UNM) | ANSI B1.10M | d: 0.3 – 1.4 mm | ISO 1502 ANSI B1.16M | |
Metric thread with large clearance (M) | DIN 2510-2 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
Hot-dip galvanized external thread to mate with internal thread with tolerance position H or G after galvanizing (M) | ISO 965-4 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
Metric internal thread to mate with hot-dip galvanized external thread with tolerance position h before galvanizing (M) | ISO 965-5 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
Metric external thread for transition fit (M) | DIN 13-51 | d: 1 - 150 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
Class 5 interference-fit thread (NC) (HF/IF; CSF/IF; ONF/INF) | ANSI B1.12 | d: 0.5 – 1.5 in | ANSI B1.12 | ANSI B94.9 |
ISO Straight pipe thread (G) | ISO 228-1 | d: 1/16 – 6 in | ISO 228-2 | ISO 5969 DIN 802-3 |
ISO Taper pipe thread (R-Rp-Rc) | ISO 7-1 EN 10226-1, -2 | d: 1/16 – 6 in | ISO 7-2 DIN 2999 B.S. 21 (A, B) ISO 7-2:1982 | ISO 5969 DIN 802-3 |
Gas cylinders ISO taper threads | ISO 11363-1 | 17E, 25E | ISO 11363-2 | |
Metric taper external and parallel internal thread | DIN 158-1 | d: 5 - 60 mm | DIN 158-2 | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
ANSI Pipe threads, general purpose (NPT, NPSC, NPTR, NPSM, NPSL) | ANSI B1.20.1 | d: 1/16 – 20 in | ANSI B1.20.1 | ANSI B94.9 |
ANSI Dryseal pipe thread (NPTF, PTF-SAE Short, NPSF, NPSI, F-PTF) | ANSI B1.20.3 | d: 1/16 – 3 in | ANSI B1.20.5 | ANSI B94.9 |
ANSI Aeronautical pipe thread (ANPT) | SAE AS71051 | d: 1/16 – 3 in | SAE AS71051 | |
ANSI Hose coupling thread (NPSH, NH) | ANSI B1.20.7 | d: 1/2 – 4 in | ANSI B1.20.7 | |
NFPA Fire-hose coupling thread (NH) | NFPA 1963 | d: 0.75 – 8 in | NFPA 1963 | |
ANSI gas outlet threads (NGO) | ANSI CGA V-1, FED-STD-H28/9 | d:0.373 - 1.120 in | ANSI B1.2 | ANSI B94.9 |
ANSI threads for gas cylinders (NGT) | ANSI CGA V-1, FED-STD-H28/9 | d: 1/8 – 1 1/2 in | FED-STD-H28/9 Step, Ramp | |
API casing, tubing, line pipe threads (LP, CSG, LCSG, TBG, UPTBG, UPLTBG, IJTBG, BCSG, XCSG, LTC ) | API Spec. 5B | d: 1/8 – 20 in | API Spec. 5B, API Spec. 5B1 | |
Metric trapezoidal screw thread (Tr) | ISO 2901 DIN 103-1 bis 8 | d: 0.25 - 1250 mm P: 0.075 - 100 mm | DIN 103-9 | |
Stub metric trapezoidal screw thread (Tr) | DIN 380 | d: 0.25 - 1250 mm P: 0.075 - 100 mm | DIN 103-9 | |
ACME trapezoidal screw thread (ACME, General, Centralizing) | ANSI B1.5 | d: 0.01 - 50 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.5 | |
ACME Stub trapezoidal screw thread (STUB ACME, Standard, Modified M1, M2) | ANSI B1.8 | d: 0.01 - 50 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.8 | |
Metric buttress thread 33° (S) | DIN 513-1 bis 3 | d: 0.25 - 1250 mm P: 0.075 - 100 mm | ISO 1502 DIN 103-9 | |
Metric buttress thread 33° (S) | DIN 20401 | d: 0.25 - 1250 mm P: 0.8 - 2 mm | ISO 1502 DIN 103-9 | |
Metric buttress thread 45° (S) | DIN 2781 | d: 0.25 - 1250 mm P: 0.075 - 100 mm | ISO 1502 DIN 103-9 | |
ANSI Buttress thread 52° (BUTT) | ANSI B1.9 | d: 0.01 - 50 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.9 | |
B.S. Buttress thread 52° (BUTT) | B.S. 1657 ANSI B1.9 | d: 0.01 - 50 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.9 | |
Knuckle thread (Rd) | DIN 405-1, -2 | d: 0.25 - 1000 mm TPI: 0.25 - 320 P: 0.08 - 100 mm | DIN 405-3 | |
Knuckle thread with large depth (Rd) | DIN 20400 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | DIN 405-3 | |
Knuckle thread for lifting hooks (Rd) | DIN 15403 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | DIN 15403 | |
STI metric thread (M STI, MJ STI) | DIN 8140 BS 4377 SAE MA1567 | d: 0.25 - 1000 mm P: 0.075 - 100 mm | ISO 1502 ANSI B1.16M | ISO 2857, EN 22857 DIN 802-1, -4 ANSI B94.9 |
STI inch thread (UN STI, UNJ STI) | ASME B18.29.1 NASM 33537 BS 3409 | d: 0.01 - 40 in TPI: 0.25 - 320 P: 0.003125 - 4 in | ANSI B1.2 BS 919-1 ISO 1502 ISO 15872 | ANSI B94.9 |
STI inch thread (8UN STI, 16UN STI) | ANSI B1.1 | d: 0.5 - 3 in TPI: 8, 16 | ANSI B1.2 BS 919-1 ISO 1502 ISO 15872 | ANSI B94.9 |
STI Whitworth Thread (BSW STI, BSF STI, BSP STI) | B.S. 84 | d: 0.01 - 40 in TPI: 0.25 - 320 P: 0.003125 - 4 in | BS 919-2 | |
STI ISO Parallel pipe thread (G STI) | ISO 228-1 | d: 1/16 – 6 in | ISO 228-2 | ISO 5969, DIN 802-3 |
STI ISO Taper pipe thread (Rp STI, Rc STI) | ISO 7-1 EN 10226-1, -2 | d: 1/16 – 6 in | ISO 7-2 DIN 2999 B.S. 21 (A, B) | ISO 5969, DIN 802-3 |
STI ANSI Pipe thread (NPT STI, NPSC STI, ANPT STI) | ANSI B1.20.1 SAE AS71051 | d: 1/16 – 6 in | ANSI B1.20.1 | |
B.A. - Thread (BA) | B.S. 93 | d: 0.25 - 6 mm P: 0.07 - 1 mm | BS 919-2 | |
B.S.C. Cycle-Thread (BSC, SWG, Spec.) | B.S. 811 | BSC: 1/8 – 3/4 SWG: 8 – 15 Spec: 17/64 – 1 5/8 | BS 919-2 | |
Screw thread for bicycles and mopeds (FG) | DIN 79012 | FG: 2 – 34.8 | BS 919-2 | |
Tyre valve thread (V, CV) | ISO 4570 | 5V1 – 20V1 5CV, 8CV | ISO 1502 ANSI B1.16M | |
Steel conduit thread (Pg) | DIN 40430 | Pg7 – Pg48 | DIN 40431-1, -2 | |
Knuckle thread for glass containers (GL) | DIN 168-1 | d: 10 – 125 mm | DIN 405-3 Factory standard | |
Buttress thread for plastic and glass containers (KS, GS) | DIN 55525 | d: 10 – 50 mm | DIN 103-9 Factory standard | |
Buttress thread for plastic containers (KS) | DIN 6063-1 | d: 10 – 60 mm | DIN 103-9 Factory standard | |
Trapezoidal thread for plastic containers (KT) | DIN 6063-2 | d: 10 – 60 mm | DIN 103-9 Factory standard | |
Edison thread for lamp caps and holders (E) | IEC 60061-1, -2 | E5 – E40 | IEC 60061-4 | |
Edison thread for D-type fuses (E) | DIN 40400 | E14 – E33 | DIN 40401-1, -2 | |
Non-standard and special thread | | d: 0.25 - 1250 mm P: 0.075 - 100 mm TPI: 0.25 - 320 | ISO 1502 ANSI B1.16M ANSI B1.2 | |