Outer Diameter of Pipe (mm) Tightening Torque (N•cm) Add. Tightening Torque (N•m)
Ø 6.35 (Ø 0.25”) 1,500 (11lb •ft) 1,600 (11.8lb •ft)
Ø 9.52 (Ø 0.375”) 2,500 (18.4lb •ft) 2,600 (19.18lb •ft)
Ø 12.7 (Ø 0.5”) 3,500 (25.8lb•ft) 3,600 (26.55lb•ft)
Ø 16 (Ø 0.63”) 4,500 (33.19lb•ft) 4,700 (34.67lb•ft)
Valve
cover