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        2.  
           
          B3 平面型扁鋼中心間距60mm安全荷載與跨距及撓度關系表
           

          型號

          扁鋼尺寸mm

          橫桿間距mm

          自重kg/m2

          齒型系數

          荷載及撓度

          跨距 mm

          荷載

          撓度

          150

          300

          450

          600

          750

          900

          1050

          1200

          1500

          1800

          2100

          2400

          2700

          3000

          3300

          3600

          W655/60/50

          60×5

          50

          49.0

          0.92

          1.04

          U

          3436.61

          858.79

          381.42

          214.34

          137.01

          95.00

          69.67

          53.23

          33.89

          23.39

          17.06

          12.95

          10.13

          8.12

          6.62

          5.49

          D

          0.06

          0.24

          0.55

          0.99

          1.54

          2.22

          3.03

          3.96

          6.18

          8.91

          12.12

          15.84

          20.04

          24.75

          29.94

          35.64

          C

          257.74

          128.82

          85.82

          64.30

          51.37

          42.75

          36.57

          31.93

          25.42

          21.05

          17.91

          15.54

          13.68

          12.18

          10.93

          9.88

          D

          0.04

          0.19

          0.44

          0.79

          1.23

          1.78

          2.43

          3.18

          5.01

          7.30

          10.12

          13.56

          17.73

          22.97

          28.94

          36.42

          W555/60/50

          55×5

          50

          42.4

          0.90

          1.05

          U

          2460.46

          614.80

          273.02

          153.39

          98.02

          67.94

          49.81

          38.04

          24.20

          16.68

          12.14

          9.20

          7.18

          5.74

          4.67

          3.86

          D

          0.07

          0.29

          0.65

          1.17

          1.82

          2.63

          3.58

          4.68

          7.31

          10.53

          14.33

          18.72

          23.69

          29.25

          35.39

          42.12

          C

          184.53

          92.22

          61.43

          46.01

          36.76

          30.57

          26.15

          22.82

          18.15

          15.01

          12.75

          11.04

          9.07

          8.61

          7.71

          6.95

          D

          0.05

          0.23

          0.52

          0.93

          1.46

          2.10

          2.87

          3.76

          5.93

          8.67

          12.07

          16.25

          21.37

          27.67

          35.43

          44.98

          W505/60/50

          50×5

          50

          39.0

          0.89

          1.06

          U

          2033.40

          508.06

          225.60

          126.73

          80.97

          56.11

          41.13

          31.40

          19.96

          13.74

          10.00

          7.56

          5.90

          4.70

          3.82

           

          D

          0.08

          0.32

          0.72

          1.28

          2.01

          2.89

          3.94

          5.14

          8.04

          11.58

          15.76

          28.59

          26.06

          32.17

          38.93

           

          C

          152.50

          76.21

          50.76

          38.02

          30.36

          25.25

          21.59

          18.84

          14.97

          12.37

          10.50

          9.08

          7.96

          7.06

          6.31

           

          D

          0.06

          0.25

          0.57

          1.02

          1.60

          2.31

          3.16

          4.14

          6.53

          9.57

          13.35

          18.02

          23.80

          30.96

          39.83

           

          W455/60/50

          45×5

          50

          35.7

          0.88

          1.07

          U

          1647.01

          411.49

          182.69

          102.61

          65.54

          45.41

          33.27

          25.39

          16.12

          11.09

          8.06

          6.09

          4.73

          3.77

          3.05

           

          D

          0.08

          0.35

          0.80

          1.43

          2.23

          3.21

          4.37

          5.72

          8.93

          12.87

          17.51

          22.88

          28.95

          35.75

          43.25

           

          C

          123.52

          61.72

          41.10

          30.78

          24.58

          20.43

          17.46

          15.23

          12.09

          9.98

          8.46

          7.30

          6.39

          5.66

          5.04

           

          D

          0.07

          0.28

          0.64

          1.14

          1.78

          2.57

          3.51

          4.60

          7.28

          10.68

          14.94

          20.26

          26.89

          35.18

          45.56

           

          W405/60/50

          40×5

          50

          32.3

          0.87

          1.07

          U

          1301.30

          325.09

          144.31

          81.03

          51.75

          35.84

          26.25

          20.02

          12.70

          8.72

          6.32

          4.77

          3.70

          2.94

           

           

          D

          0.10

          0.40

          0.90

          1.60

          2.51

          3.62

          4.92

          6.43

          10.05

          14.47

          19.70

          25.74

          32.57

          40.20

           

           

          C

          97.59

          48.76

          32.47

          24.31

          19.40

          16.13

          13.78

          12.01

          9.52

          7.85

          6.64

          5.27

          5.00

          4.41

           

           

          D

          0.08

          0.32

          0.72

          1.28

          2.01

          2.89

          3.95

          5.18

          8.21

          12.08

          16.96

          23.11

          30.86

          40.65

           

           

          W403/60/50

          40×3

          50

          21.7

          0.87

          1.07

          U

          780.76

          195.3

          86.56

          48.60

          31.02

          21.48

          15.72

          11.99

          7.60

          5.21

          3.77

          2.84

          2.20

          1.74

           

           

          D

          0.10

          0.40

          0.90

          1.60

          2.51

          3.62

          4.92

          6.43

          10.05

          14.47

          19.07

          25.74

          32.57

          40.21

           

           

          C

          58.55

          29.25

          19.47

          14.58

          11.63

          9.66

          8.26

          7.19

          5.07

          4.69

          3.96

          3.43

          2.97

          2.61

           

           

          D

          0.08

          0.32

          0.72

          1.28

          2.01

          2.89

          3.95

          5.19

          8.23

          12.14

          17.11

          23.42

          31.15

          41.69

           

           

          W325/60/50

          32×5

          50

          27.0

          0.83

          1.09

          U

          823.77

          207.99

          92.29

          51.80

          33.06`

          22.87

          16.74

          12.75

          8.06

          5.52

          3.98

          2.99

          2.31

           

           

           

          D

          0.12

          0.50

          1.13

          2.01

          3.14

          4.52

          6.15

          8.04

          12.56

          18.09

          24.63

          32.17

          40.72

           

           

           

          C

          62.45

          31.20

          20.76

          15.54

          12.39

          10.29

          8.78

          7.65

          6.05

          4.97

          4.18

          3.95

          3.11

           

           

           

          D

          0.10

          0.40

          0.90

          1.60

          2.51

          3.62

          4.95

          6.50

          10.33

          15.29

          21.67

          29.86

          40.43

           

           

           

          W323/60/50

          32×3

          50

          18.5

          0.83

          1.09

          U

          499.64

          124.77

          55.35

          31.06

          19.08

          13.70

          10.02

          7.63

          4.81

          3.29

          2.37

          1.77

          1.36

           

           

           

          D

          0.12

          0.50

          1.13

          2.01

          3.14

          4.52

          6.15

          8.04

          12.56

          18.09

          24.63

          32.17

          40.72

           

           

           

          C

          37.47

          18.71

          12.45

          9.31

          7.43

          6.16

          5.26

          4.57

          3.61

          2.96

          2.49

          2.21

          1.84

           

           

           

          D

          0.10

          0.40

          0.90

          1.06

          2.51

          3.62

          4.95

          6.50

          10.37

          15.41

          21.95

          30.46

          41.55

           

           

           

          W255/60/50

          25×5

          50

          22.3

          0.79

          1.12

          U

          508.22

          126.89

          56.27

          31.66

          20.12

          13.90

          1016

          7.72

          4.86

          3.31

          2.27

          1.77

           

           

           

           

          D

          0.16

          0.54

          1.44

          2.57

          4.02

          5.79

          7.88

          1029

          16.08

          23.16

          31.55

          41.18

           

           

           

           

          C

          38.11

          19.03

          12.66

          9.46

          7.54

          6.25

          5.33

          4.63

          3.65

          2.98

          2.49

          2.12

           

           

           

           

          D

          0.12

          0.51

          1.56

          2.05

          3.21

          2.64

          6.34

          8.34

          13.34

          19.95

          28.65

          40.11

           

           

           

           

          W253/60/50

          25×3

          50

          15.7

          0.79

          1.12

          U

          304.91

          76.15

          33.74

          18.91

          12.05

          8.32

          6.07

          4.61

          2.89

          1.96

          1.40

          1.04

           

           

           

           

          D

          0.16

          0.64

          1.44

          2.57

          4.02

          5.79

          7.88

          1029

          16.08

          23.16

          31.53

          41.18

           

           

           

           

          C

          22.86

          11.41

          7.59

          5.67

          4.51

          3.74

          3.18

          2.76

          2.17

          1.77

          1.47

          1.24

           

           

           

           

          D

          0.12

          0.51

          1.15

          2.05

          3.21

          4.64

          6.35

          8.36

          13.43

          20.19

          29.22

          41.35

           

           

           

           

          W205/60/50

          20×5

          50

          19.0

          不推薦
          用齒型

          U

          325.22

          81.16

          35.97

          20.15

          12.83

          8.85

          6.45

          4.90

          3.07

          2.07

          1.47

           

           

           

           

           

          D

          0.20

          0.80

          1.81

          3.21

          5.02

          7.23

          9.85

          12.87

          20.10

          28.95

          39.41

           

           

           

           

           

          C

          24.39

          12.17

          8.09

          6.04

          4.81

          3.98

          3.39

          2.94

          2.30

          1.86

          1.55

           

           

           

           

           

          D

          0.16

          0.64

          1.44

          2.56

          4.01

          5.80

          7.95

          10.48

          16.87

          25.51

          37.17

           

           

           

           

           

           

          注:表的說明如下:

          1、   表中U表示安全外加均布荷載。KN/㎡;

          2、   表中C表示寬度方向的安全外加線荷載。KN/㎡;

          3、   表中D表示變型撓度。mm;

          4、   表中實線左邊各種間距相應的撓度,在均布面荷載為5.0KN/㎡的設計荷載下,均滿足跨度的1/200或不大于10mm;

          5、   表中T表示扁鋼厚度;

           

           

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