• SN EN ISO 13704 : 2008 CORR 2009

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - CALCULATION OF HEATER-TUBE THICKNESS IN PETROLEUM REFINERIES

    Available format(s): 

    Superseded date:  08-12-2022

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Swiss Standards

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Terms and definitions
    3 General design information
      3.1 Information required
      3.2 Limitations for design procedures
    4 Design
      4.1 General
      4.2 Equation for stress
      4.3 Elastic design (lower temperatures)
      4.4 Rupture design (higher temperatures)
      4.5 Intermediate temperature range
      4.6 Minimum allowable thickness
      4.7 Minimum and average thicknesses
      4.8 Equivalent tube metal temperature
      4.9 Component fittings
    5 Allowable stresses
      5.1 General
      5.2 Elastic allowable stress
      5.3 Rupture allowable stress
      5.4 Rupture exponent
      5.5 Yield and tensile strengths
      5.6 Larson-Miller parameter curves
      5.7 Limiting design metal temperature
      5.8 Allowable stress curves
    6 Sample calculations
      6.1 Elastic design
      6.2 Thermal-stress check (for elastic range only)
      6.3 Rupture design with constant temperature
      6.4 Rupture design with linearly changing temperature
    Annex A (informative) - Estimation of remaining tube life
    Annex B (informative) - Calculation of maximum radiant section
                            tube skin temperature
    Annex C (normative) - Thermal-stress limitations (elastic range)
    Annex D (informative) - Calculation sheets
    Annex E (normative) - Stress curves (SI units)
    Annex F (normative) - Stress curves (USC units)
    Annex G (normative) - Derivation of corrosion fraction and
                          temperature fraction
    Annex H (informative) - Data sources
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the requirements and gives recommendations for the procedures and design criteria used for calculating the required wall thickness of new tubes and associated component fittings for petroleum-refinery heaters.

    General Product Information - (Show below) - (Hide below)

    Committee INB/NK 2012
    Document Type Standard
    Publisher Swiss Standards
    Status Superseded
    Superseded By
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