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As thes is manufactured to be raised to level, so as to be matched to the concrete cover, it can be ready used as a trench cover
 
K 50-3013
K
Tubular Trench Cover
50
Height of Grating : 50mm
30
Width of Trench : 300mm
13
Total Height : 130mm
 
 
[NORMAL TYPE : STANDARD TYPE / SIZE / WEIGHT]
Size of Pit (mm)
Loading Condition
Standard Type No.
Size(mm)
Weight(Kg)
Stress (Kg/mm2)
a
b
Height
B.B
300
T-20
K 50-3010
390
607
100
I-750
22.14
11.7
K 50-3010M
995
35.9
T-14
K 44-3010
390
605
100
I-544
17.8
12.3
K 44-3010M
995
29.1
400
T-20
K 55-4010
490
607
100
I-755
26.6
17.3
K 55-4010M
995
43.1
T-14
K 50-4010
490
607
100
I-750
25.7
14.5
K 50-4010M
995
41.7
500
T-20
K 75-5010
590
607
100
I-775
39.2
14.5
K 75-5010M
995
63.3
T-14
K 60-5010
590
607
100
I-760
33.7
15.7
K 60-5010M
995
54.6
 
[HEAVY DUTY TYPE : STANDARD TYPE / SIZE / WEIGHT]
Size of Pit (mm)
Loading Condition
Standard Type No.
Size(mm)
Weight(Kg)
Stress (Kg/mm2)
a
b
Height
B.B
300
T-20
K 50-3010
430
501
130
I-750
20.6
15.1
K 50-3010M
995
40.2
T-14
K 44-3010
430
501
100
I-750
19.6
9.4
K 44-3010M
995
38.2
400
T-20
K 55-4010
530
501
130
I-760
26.9
17.4
K 55-4010M
995
52.4
T-14
K 50-4010
530
501
100
I-755
23.7
14.7
K 50-4010M
995
46.1
500
T-20
K 75-5010
630
501
150
I-775
36.6
16.9
K 75-5010M
995
71.3
T-14
K 60-5010
630
501
120
I-765
31.5
15.8
K 60-5010M
995
61.2
 
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