For forming the structure,”B” class galvanised tubes, Mild Steel with Epoxy Coated, Stainless Steel 304 & 316 are used in size of 1/2″, 1″, 1.1/4″, 1.1/2″ and 2″. Cut tubes are available in required length to form a standard size structure. Cut tubes are provided with rubber plug at both the ends.
|
NB Inches |
NB mm |
External Diameter |
|
|
1/2″ |
15 |
19.5 |
|
|
1″ |
25 |
32.5 |
|
|
1.1/4″ |
30 |
41.5 |
|
|
1.1/2″ |
40 |
48.3 |
|
|
2″ |
50 |
60.3 |
|
|
Structure |
NB (mm) |
||||
|
Dimension |
15* |
25* |
30* |
40* |
50* |
|
2500 |
– |
2500 |
– |
– |
– |
|
3000 |
– |
3000 |
3000 |
– |
– |
|
3500 |
– |
3500 |
3500 |
– |
– |
|
4000 |
– |
– |
4000 |
– |
– |
|
6000 |
– |
6000 |
6000 |
6000 |
6000 |
|
400 |
– |
365 |
355 |
345 |
335 |
|
500 |
– |
465 |
455 |
445 |
435 |
|
600 |
– |
565 |
555 |
545 |
535 |
|
800 |
– |
765 |
755 |
745 |
735 |
|
1000 |
– |
965 |
955 |
945 |
935 |
|
1200 |
– |
1165 |
1155 |
1145 |
1135 |
|
1500 |
– |
1465 |
1455 |
1445 |
1435 |
|
400 |
450 |
450 |
450 |
|
500 |
550 |
550 |
550 |
|
600 |
650 |
650 |
650 |
|
800 |
850 |
850 |
850 |
|
1000 |
1050 |
1050 |
1050 |
|
1200 |
1250 |
1250 |
1250 |
