派克接头加工尺寸及标准(英文版).pdf

Technical Handbook Ab 28 German DIN Hose Fittings DIN Deutsches Institut f r Normung Often referred to as metric fittings these fittings seal using the angled sealing surfaces metal to metal or the combination of metal to metal with O rings They are available in very light LL light series L or heavy series S The sealing face angles are either 24 with or without O rings or 24 60 universal cones Identification is made by measuring the thread size and also the tube outside diameter Defined by the outside diameter and the pitch distance between 2 crests of the thread example M22x1 5 pitch of 1 5mm DIN Very Light Series LL The male 60 cone will mate with the female 60 cone only The male has a 60 sealing angle seat and straight metric thread The female has a 60 seat and straight metric thread Standard DIN 20078 Part 3 1 Parker end configurations C0 DIN Light L and Heavy Series S without O ring The male 60 cone will mate with the female universal 24 or 60 cone only The male has a 60 sealing angle seat and straight metric threads The female has a 24 and 60 universal seat and straight metric threads Standard DIN 20078 Part 2 1 previously known as DIN 20078 A D E Parker end configurations light series C3 C4 C5 C6 Often also referred to as Ball nose cones without O ring European Thread Types German DIN Hose Fittings 1 obsolete standard no exact replacement DN Metric A B thread mm mm 20 M30 x1 5 30 00 28 50 25 M38x1 5 38 00 36 50 32 M45x1 5 45 00 43 50 40 M52x1 5 52 00 50 50 50 M65x2 65 00 63 00 Catalogue 4400 UK Technical Handbook Ab 29 DIN 24 Light L and Heavy Series S with O ring The male has a 24 sealing angle cone seat with straight metric threads The female has a 24 convex cone with O ring and a swivel straight metric threaded nut Standard ISO 12151 2 ISO 8434 1 ISO 8434 4 Previously DIN 20 078 Part 4 5 8 9 Parker end configurations light series CA CE CF D0 Parker end configurations heavy series C9 0C 1C D2 with O ring European Thread Types German DIN Hose Fittings Tube Specif Metric A B C D OD thread mm mm mm mm 6 00 6L M12X1 5 10 50 12 00 7 00 6 20 6 00 6S M14X1 5 12 50 14 00 7 00 6 20 8 00 8L M14x1 5 12 50 14 00 7 00 8 20 8 00 8S M16x1 5 14 50 16 00 7 00 8 20 10 00 10L M16x1 5 14 50 16 00 7 00 10 20 10 00 10S M18x1 5 16 50 18 00 7 50 10 20 12 00 12L M18x1 5 16 50 18 00 7 00 12 20 12 00 12S M20 x1 5 18 50 20 00 7 50 12 20 14 00 14S M22x1 5 20 50 22 00 8 00 14 20 15 00 15L M22x1 5 20 50 22 00 7 00 15 20 16 00 16S M24x1 5 22 50 24 00 8 50 16 20 18 00 18L M26x1 5 24 50 26 00 7 50 18 20 20 00 20S M30 x2 27 90 30 00 10 50 20 20 22 00 22L M30 x2 27 90 30 00 7 50 22 20 25 00 25S M36x2 33 90 36 00 12 00 25 20 28 00 28L M36x2 33 90 36 00 7 50 28 20 30 00 30S M42x2 39 90 42 00 13 50 30 20 35 00 35L M45x2 42 90 45 00 10 50 35 30 38 00 38S M52x2 49 90 52 00 16 00 38 30 42 00 42L M52x2 49 90 52 00 11 00 42 30 Catalogue 4400 UK Technical Handbook Ab 30 British Standard Pipe BSP Also referred to as Whitworth threads the BSP thread type fittings seal using metal to metal angled surfaces or a combination of metal to metal and an O ring The angle of the sealing surfaces is 60 for both forms There are two popular thread forms British Standard Pipe Parallel BSPP and British Standard Pipe Tapered BSPT Identification is made by measuring the outside diameter of the thread and the number of threads per inch 25 4 mm BSPP Standard BS5200 Parker end configurations 92 B1 B2 B4 D9 BSPT fittings seal through the thread interface mechanism Care should be taken not to confuse the BSPT fitting with the NPTF male fitting BSPT has a 55 thread angle NPTF has 60 thread angle Parker end configuration 91 BSP Flat Seal These fittings have BSP parallel threads but the sealing surface is flat The seal is made when the composite seal is compressed against the female flat face Parker end configurations B5 B6 B7 metal to metal without O ring Standard ISO 12151 6 2 Parker end configurations EA EB EC EE D9 metal to metal with O ring BSPP European Thread Types British Standard Pipe BSP 2 standard in preparation Catalogue 4400 UK Technical Handbook Ab 31 French Metric 24 Cone Gas Fittings Typical to the French market the French Gas fittings have a 24 sealing surfaces seat with metric straight threads Although similar to German DIN fittings the threads differ in some sizes as the French Gas fittings have fine threads in all sizes whereas the German DIN fittings use standard threads in the larger sizes The sealing mechanism is metal to metal The fittings are not specified in any international standard Parker end configurations F6 F9 metric tube FG F2 F4 gas tube European Thread Types French Gas fittings Catalogue 4400 UK Technical Handbook Ab 32 Standard SAE J516 Parker end configuration 01 North American Thread Types NPTF SAE JIC 37 This type of fitting uses the thread interface to seal and as such has a tapered thread that deforms and forms the seal They have 30 sealing angle surfaces forming a 60 inverted concave seat The fittings are most frequently seen 。