Steel tubes used for inner and outer of Props are continuous welded and conform to IS: 1161, grade YST 210 or in nearer measure with same strength and load carrying capacity
Outer: 60.30 mm. O.D.
Inner: 48.30 mm O.D.
Height
Saft Axial Load
Type
Close
Extended
Close
Extended
SP 0
3ft 5in
(1.04M)
6ft
(1.83M)
3.5M
Tons
3.0M
Tons
SP 1
5ft 9in
(1.75M)
10ft 3in
(3.12M)
3.2M
Tons
2.3M
Tons
SP 2
6ft 6in
(1.98M)
11ft
(3.53M)
3.0M
Tons
2.2M
Tons
SP 3
8ft 6in
(2.60M)
13ft
(3.96M)
2.9M
Tons
2.0M
Tons
SP 4
10ft 6in
(3.20M)
16ft
(4.88M)
2.3M
Tons
1.1M
Tons
Note: Props must be braced in both directions by tubes and Double Couplers at approximately at 250 mm above Prop Nut When extended beyond 3.6 metres.
