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C-Purlin

TABLE A – C-PURLIN SELECTION TABLE

Maximum Span

Purlin

Spacing 1.2m c/c

Spacing 1.5m c/c

Spacing 1.8m c/c

Spacing 2.1m c/c

SC 100-160

4900mm

4600mm

4300mm

4100mm

SC 100-200

5300mm

4900mm

4700mm

4400mm

SC 125-160

5500mm

5000mm

4600mm

4400mm

SC 125-200

6600mm

6100mm

5800mm

5500mm

SC 125-250

6700mm

6300mm

5900mm

5600mm

SC 150-160

6400mm

6100mm

5600mm

5300mm

SC 150-200

7100mm

6500mm

6200mm

5900mm

SC 150-250

7600mm

7100mm

6700mm

6300mm

SC 175-160

8000mm

7300mm

6700mm

6200mm

SC 175-200

8500mm

8000mm

7500mm

7000mm

SC 175-250

9100mm

8500mm

8100mm

7800mm

SC 200-160

9200mm

8600mm

8100mm

7700mm

SC 200-200

9800mm

9100mm

8600mm

8200mm

SC 200-250

10400mm

9800mm

9200mm

8800mm

SC 250-200

11600mm

10800mm

-

-

SC 250-250

12400mm

11600mm

-

-

TABLE – C-PURLIN DIMENSION AND FULL SECTION PROPERTIES

Dimensions

Mass per unit

Radius of Gyration

Full Section Modulus

Second Moment of Area

D

B

L

T

Area

length

rxx

ryy

Zxx

Zyy

lxx

lyy

Catalog Number

mm

mm

mm

mm

mm²

kg/m

mm

mm

10³mm³

10³mm³

10⁶mm⁴

10⁶mm⁴

SC 100-160

102

51

14

1.6

323

2.73

40.8

18.7

10.53

3.33

0.54

0.11

SC 100-200

102

51

14

2.0

409

3.48

40.6

18.7

13.20

4.30

0.67

0.14

SC 125-160

127

51

14

1.6

369

3.10

50.1

18.7

14.63

3.65

0.93

0.13

SC 125-200

127

51

14

2.0

464

3.84

49.9

18.5

18.24

4.49

1.16

0.16

SC 125-250

127

51

14

2.5

576

4.85

49.6

18.2

22.31

5.39

1.42

0.19

SC 150-160

152

64

16

1.6

443

3.67

60.2

23.1

21.14

5.33

1.61

0.24

SC 150-200

152

64

17

2.0

561

4.68

60.0

23.1

26.59

6.80

2.02

0.30

SC 150-250

152

64

18

2.5

712

5.98

59.8

23.3

33.46

8.85

2.54

0.39

SC 175-160

177

65

16

1.6

492

4.00

69.6

23.5

26.92

5.85

2.38

0.27

SC 175-200

177

65

16

2.0

620

5.07

69.3

23.3

33.68

7.24

2.98

0.34

SC 175-250

177

65

16

2.5

773

6.40

68.9

22.9

41.53

8.78

3.68

0.41

SC 200-160

203

76

16

1.6

555

4.55

79.7

26.7

34.73

7.21

3.53

0.40

SC 200-200

203

76

19.5

2.0

713

5.87

79.6

27.3

44.44

9.83

4.51

0.53

SC 200-250

203

76

21

2.5

904

7.49

79.3

27.4

56.02

12.74

5.69

0.68

SC 250-200

254

76

19

2.0

808

6.63

97.1

26.4

59.97

9.91

7.62

0.56

SC 250-250

254

76

20.5

2.5

1024

8.44

96.9

26.5

75.74

12.85

9.62

0.72

SC 300-250

300

76

28

2.5

1264

10.33

115.9

34.6

113.18

21.75

16.98

1.51

Hole and Bolt Specification (Tighten all Bolts to 55Nm torque)
Nominal Section Size (mm)Bolt SpecificationHole Dimension
100, 125, 150, 175, 200, 250M12 Purlin Bolt14 X 22
300M16 Purlin Bolt 18 X 22
Note: Fastening of purlins and girts to cleats are normally by either M12 or M16 grade 4.6 bolts
PRE-PUNCHED HOLE DETAILED
Nominal Section Size (mm)A (mm)
10042
12550
15060
200110
250160
300210
HOLE DETAILS OF CLEATS
Nominal Section Size (mm)YXBT (mm)DH
1001054240818
1251235048818
1501406055818
20019011055818
25024016055818
300300210651222