SERVICE DATA
TIGHTENING TORQUE
2
2
TIGHTENING TORQUE 2E0BO001
Joint for piping
Joint for piping (O-ring seal type)
Nominal thread
diameter (R)
Tightening torque
Steel Cast steel
N·m ft.-lb N·m ft.-lb
1/8 11.8 ± 1.2 8.7 ± 0.8 10.8 ± 1.1 8.0 ± 0.7
1/4 29.4 ± 2.9 21.7 ± 2.1 24.5 ± 2.5 18.1 ± 1.7
3/8 53.9 ± 5.4 39.8 ± 3.9 49.0 ± 4.9 36.2 ± 3.5
1/2 88.3 ± 8.8 65.1 ± 6.4 73.5 ± 7.4 54.3 ± 5.3
3/4
147.1 ± 14.7 108.5 ± 10.7 127.5 ± 12.7
94.1 ± 9.3
1
196.1 ± 19.2 144.7 ± 14.3 171.6 ± 17.2 126.6 ± 12.5
Nominal thread diameter
(G)
Tightening torque
N·m ft.-lb
1/8 19.6 ± 2.0 14.5 ± 1.4
1/4 34.3 ± 4.9 25.3 ± 3.5
3/8 53.9 ± 4.9 39.8 ± 3.5
1/2 63.7 ± 4.9 47.0 ± 3.5
3/4 93.2 ± 4.9 68.7 ± 3.5
1 107.9 ± 9.8 79.5 ± 7.2
1–1/4 117.7 ± 9.8 86.8 ± 7.2
1–1/2 137.3 ± 9.8 101.2 ± 7.2
Nominal thread diameter
(UNF)
Tightening torque
N·m ft.-lb
7/19–20 16.7 ± 2.0 12.3 ± 1.4
1/2–20 22.6 ± 2.0 16.6 ± 1.4
9/16–18 31.4 ± 2.9 23.1 ± 2.1
3/4–16 59.8 ± 4.9 44.1 ± 3.5
1–1/16–12 102.0 ± 5.9 75.2 ± 4.4
1–5/16–12 135.3 ± 7.8 99.8 ± 5.8
1–5/8–20 181.4 ± 9.8 133.8 ± 7.2
2EAA03Z
2E0BO02
O-RING
O-RING
JOINT TORIQUE
O形环