等邊三角鐵

25

2.5t

65

6.0t

3.0t

8.0t

30

2.5t

75

6.0t

3.0t

9.0t

38

2.5t

90

7.0t

3.0t

10.0t

4.0t

13.0t

5.0t

100

7.0t

50

4.0t

10.0t

5.0t

13.0t

6.0t

扁鐵

3

15

9

25

19

32

25

38

4.5

19

50

32

65

38

75

50

90

6

19

100

25

125

32

150

38

12

25

50

32

65

38

75

50

90

65

100

75

90

100