目录简介 | Contents 1 General provisions 2 Terms and symbols 2.1 Terms 2.2 Symbols 3 Basic requirement 4 Allowable stress of steel 5 Piping design parameters 5.1 General requirement 5.2 Piping in fossil fuel power plant 5.3 Piping in conventional island of nuclear power plant 6 Calculation of wall thickness of piping, bend and elbow under internal pressure 6.1 Straight pipe minimum wall thickness 6.2 Straight pipe calculated wall thickness 6.3 Straight pipe nominal wall thickness 6.4 Bend and elbow wall thickness 7 Piping stress calculation 7.1 General requirement 7.2 The calculation of compensation value 7. 3 Stress checking of piping 7.4 Calculation of moment and section modulus in bending 7.5 Calculation of thrust and moment to the equipment from the piping Annex A Property of common steel Annex B Flexibility factor and stress-increasing factor |