SAE J514 JIC cov khoom sib txuas yuav tsum tsim nyog rau siv cov raj nrog rau sab nraud sab nraud raws li tau muab. Cov kev txwv no muaj xws li oval.
Metric tubing yuav tsum yog qhov zoo dua. Cov phom sij yuav tsum ua raws li cov lus qhia hauv Cov Txhaum 2 lossis 3. Cov phom pa roj carbon dioxide yuav tsum, tshwj tsis yog rau qhov ntev ntawm lub qhov ntim, R37 NBK raws li tau teev nyob rau hauv ISO 3304 (seamless txias tiav-raws li kos los yog ntiv tes los yog cev tsis zoo) lossis ISO 3305 (welded cold-tiav li kos-los yog khuam lossis ua kom cev).
Stainless hlau yuav tsum, tshwj tsis yog rau qhov ntev ntawm cov qhov hauv plawv, ua raws li ISO 1127 (txias twv thiab khuam lossis ua kom cev).
Metric tube qhov ntau thiab tsawg
Raj OD Txwv ntawm OD hli mm min. max.
6 5,9 6,1
8 7,9 8,1
10 9,9 10,1
12 11,9 12,1
16 15,9 16,1
20 19,9 20,1
25 24,9 25,1
30 29,85 30,15
32 31,85 32,15
38 37,85 38,15
50 49,8 50,2
Metric tubing yuav tsum yog qhov zoo dua.
Ntaus tube qhov ntau thiab tsawg
Raj OD Txwv ntawm OD mm nyob rau hauv ib lub hli min. max.
1/4 6,35 6,25 6,45
5/16 7,94 7,84 8,04
3/8 9,52 9,42 9,62
1/2 12,7 12,6 12,8
5/8 15,88 15,78 15,98
3/4 19,05 18,95 19,15
1 25,4 25,3 25,5
1 1/4 31,75 31,6 31,9
1 1/2 38,1 37,95 38,25
2 50,8 50,6 51
qhov sib npaug sib npaug hauv millimeters.
