specification 

size(mm)

weight (kg/m)

width 

thickness 

2

20

3
4

0.889
1.145

2.5

25

3
4

1.124
1.459

3

30
30

3
4

1.373
1.786

3.6

36

3
4
5

1.656
2.163
2.654

4

40

3
4
5

1.852
2.422
2.976

4.5

45

3
4
5
6

2.088
2.736
3.369
3.985

5

50

3
4
5
6

2.332
3.059
3.770
4.465

5.6

56

3
4
5
8

2.624
3.446
4.251
6.568

6.3

63

4
5
6
8
10

3.907
4.822
5.721
7.469
9.151

7

70

4
5
6
7
8

4.372
5.397
6.406
7.398
8.373

7.5

75

5
6
7
8
10

5.818
6.905
7.976
9.030
11.089

8

80

5
6
7
8
10

6.211
7.376
8.525
9.658
11.874

9

90

6
7
8
10
12

8.350
9.656
10.946
13.476
15.940

10

100

6
7
8
10
12
14
16

9.366
10.830
12.276
15.120
17.898
20.611
23.257

11

110

7
8
10
12
14

11.928
13.532
16.690
19.782
22.809

12.5

125

10
12
14

19.133
22.696
26.193

14

140

10
12
14
16

21.488
25.522
29.490
33.393

16

160

10
12
14
16

24.729
29.391
33.987
38.518

18

180

12
14
16
18

33.159
38.383
43.542
48.634

20

200

14
16
18
20
24

42.894
48.680
54.401
60.056
71.168