Burst Pressure and Heat Resistance Performance Specifications Material Maximum operating pressure (at 20°C) Proof pressure Operating temperature Feature Model LQ1�ｭ10 LQ1�ｭ20 LQ1�ｭ30 LQ1�ｭ40 LQ1�ｭ50 LQ1�ｭ60 NEW PFA Note) 1.0 MPa Refer to the withstand pressure and heat resistance performance curves. 0 to 200°C 0 20 40 60 80 100 120 140 160 180 200 Temperature (°C) Pressure (MPa) 1. Connect tubing with special tools Refer to the pamphlet “High-Purity Fluoropolymer Fittings Hyper fitting/Series LQ1, 2 Work Procedure Instructions” (M-E05-1) for connecting tubing and special tools. (Downloadable from our web site.) Piping Caution 2. Tighten the nut to the end surface of the body. As a guide, refer to the proper tightening torque shown below. Tightening torque for piping Body class Torque (N・m) 0.3 to 0.4 0.8 to 1.0 1.0 to 1.2 2.5 to 3.0 5.5 to 6.0 2 3 4 5 6 Note) In the case of body class 1, the nut should be tightened manually. 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Note) For products produced upon receipt of order, the fitting body is made of PTFE. 1/8", 3/16", 1/4", o4, o6 tubing 3/8", o10 tubing 1/2", o12 tubing 3/4", o19, 1" tubing Series LQ1 754