Torques values (N/M)
Fittings | ||||||||
Nominal thread diameter | B.S.P 471 / 472 / 473 | J.I.C 211 / 212 / 213 | O.R.F.S 261 / 262 / 263 | Tube diameter (mm) | French Gaz 741 / 742 /743 | Series “L " 761 / 762 /763 | Series “S” 771 / 772 /773 | |
1/8” | 15 N/m | 6 | 15 -25 N/m | 30 -45 N/m | ||||
1/4” | 15 -25 N/m | 8 | 30 -45 N/m | 38 -52 N/m | ||||
3/8” | 27 -41 N/m | 10 | 38 -52 N/m | 43 -58 N/m | ||||
7/16” | 9 -21 N/m | 12 | 43 -58 N/m | 50 -65 N/m | ||||
1/2” | 42 -76 N/m | 13 -27 N/m | 13 | 40 -50 N/m | ||||
9/16” | 18 -42 N/m | 16 N/m | 14 | 60 -88 N/m | ||||
5/8” | 44 -94 N/m | 15 | 60 -88 N/m | |||||
11/16” | 27 N/m | 16 | 60 -88 N/m | |||||
3/4” | 95 -135 N/m | 30 -70 N/m | 17 | 70 -80 N/m | ||||
13/16” | 47 N/m | 18 | 85 -125 N/m | |||||
7/8” | 44 -94 N/m | 20 | 115 -155 N/m | |||||
1” | 115 -165 N/m | 68 N/m | 21 | 80 -120 N/m | ||||
1”1/16 | 63 -133 N/m | 22 | 115 -155 N/m | |||||
1”3/16 | 73 -163 N/m | 95 N/m | 25 | 140 -192 N/m | ||||
1”1/4 | 140 -280 N/m | 27 | 120 -210 N/m | |||||
1”5/16 | 90 -190 N/m | 28 | 140 -192 N/m | |||||
1”7/16 | 135 N/m | 30 | 210 -270 N/m | |||||
1”1/2 | 215 -365 N/m | 33 | 210 -240 N/m | |||||
1”11/16 | 190 N/m | 35 | 255 -325 N/m | |||||
1”5/8 | 135 -285 N/m | 38 | 280 -380 N/m | |||||
1”7/8 | 215 -365 N/m | 42 | 240 -270 N/m | 280 -380 N/m | ||||
2” | 300 -500 N/m | 225 N/m | 49 | 280 -340 N/m | ||||
2”1/2 | 300 -500 N/m |