{
  "schema": "qualified-static-span-lookup/v1",
  "id": "c10-shape-span-lookup",
  "units": "mm; DN is nominal designation, not outside diameter",
  "columns": [
    "vapour_bare",
    "vapour_insulated",
    "liquid_bare",
    "liquid_insulated"
  ],
  "sets": {
    "A": {
      "scope": [
        "carbon steel STD/heavier <=350C",
        "austenitic stainless40S/heavier DN<400 <=350C",
        "duplex stainless10S/heavier <=280C"
      ],
      "rows": [
        {
          "DN": 25,
          "spans_mm": [
            3850,
            2300,
            3450,
            2250
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 40,
          "spans_mm": [
            4750,
            3000,
            4100,
            2800
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 50,
          "spans_mm": [
            5350,
            3600,
            4550,
            3300
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 80,
          "spans_mm": [
            6550,
            4600,
            5450,
            4200
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 100,
          "spans_mm": [
            7500,
            5550,
            6100,
            4900
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 150,
          "spans_mm": [
            9150,
            6800,
            7100,
            5800
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 200,
          "spans_mm": [
            10500,
            8050,
            7950,
            6700
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 250,
          "spans_mm": [
            11800,
            9050,
            8700,
            7400
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 300,
          "spans_mm": [
            12900,
            9800,
            9150,
            7800
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 350,
          "spans_mm": [
            15150,
            11850,
            10850,
            9300
          ],
          "deflection_limited_columns": [
            "vapour_bare"
          ]
        },
        {
          "DN": 400,
          "spans_mm": [
            16250,
            12850,
            11200,
            9750
          ],
          "deflection_limited_columns": [
            "vapour_bare"
          ]
        },
        {
          "DN": 450,
          "spans_mm": [
            17250,
            13750,
            11500,
            10150
          ],
          "deflection_limited_columns": [
            "vapour_bare"
          ]
        },
        {
          "DN": 500,
          "spans_mm": [
            18200,
            14450,
            11750,
            10400
          ],
          "deflection_limited_columns": [
            "vapour_bare"
          ]
        },
        {
          "DN": 600,
          "spans_mm": [
            18950,
            16050,
            12150,
            10950
          ],
          "deflection_limited_columns": [
            "vapour_bare"
          ]
        }
      ]
    },
    "B": {
      "scope": [
        "austenitic stainless10S <=350C"
      ],
      "rows": [
        {
          "DN": 25,
          "spans_mm": [
            3900,
            2200,
            3450,
            2100
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 40,
          "spans_mm": [
            4850,
            2800,
            4000,
            2600
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 50,
          "spans_mm": [
            5450,
            3300,
            4300,
            3000
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 80,
          "spans_mm": [
            6700,
            4050,
            4950,
            3500
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 100,
          "spans_mm": [
            7650,
            4800,
            5300,
            4000
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 150,
          "spans_mm": [
            9400,
            5750,
            5950,
            4600
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 200,
          "spans_mm": [
            10750,
            6800,
            6450,
            5200
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 250,
          "spans_mm": [
            12000,
            7600,
            6950,
            5650
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 300,
          "spans_mm": [
            13000,
            8250,
            7350,
            6050
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 350,
          "spans_mm": [
            13750,
            8700,
            7600,
            6300
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 400,
          "spans_mm": [
            14700,
            9450,
            7750,
            6550
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 450,
          "spans_mm": [
            15650,
            10150,
            7850,
            6750
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 500,
          "spans_mm": [
            16450,
            11000,
            8400,
            7300
          ],
          "deflection_limited_columns": []
        },
        {
          "DN": 600,
          "spans_mm": [
            18050,
            12700,
            9050,
            8050
          ],
          "deflection_limited_columns": []
        }
      ]
    }
  },
  "conditions": {
    "support_count": "more than two",
    "default_cell_limit": "longitudinal bending stress except marked A bare-vapour cells DN350..600",
    "insulation": "70mm atDN25 to200mm atDN600; insulation/sheeting density190kg/m3; intermediate thickness not specified",
    "drainage": "slope<1.5mm/m requires additional span check",
    "liquid": "no universal fluid-density permission inferred",
    "shape": "L1=.65L only illustrated planar-bend dimension path; L2=.75L only illustrated spatial-offset dimension construction; no arbitrary developed/chord substitution",
    "weights": "actual insulation/contents/concentrated loads separately compatible",
    "capacity": "local wall, hardware, structure, test, thermal and dynamic assessment separate"
  },
  "geometry": {
    "L": "applicable straight span table entry",
    "L1": "bend-following dimension construction between marked stations on two legs; no leg split proportions specified",
    "L2": "source projected spatial-offset dimension construction and lower projected endpoint; retain original indicated stations; no offset height or projection angle inferred",
    "factors": {
      "L1": 0.65,
      "L2": 0.75
    },
    "not_frequency_coefficients": true
  }
}