CAMBRIDGE INSITU PRESSUREMETER EQUIPMENT SPECIFICATION
CUTTER DRIVE RODS
Cambridge Insitu supply drive rods with RW thread for use with the Two Inch
Casing.
To overcome the errors associated with the length tolerances of the RW rod
specia1 short RW rods are also supplied.
Specification:
| Construction | (rod) | 1.094" OD by 0.187" wall tube
BS 970:1955:En8b BS 970:Part 1:1983: 080A37 AISI 1038 |
| (coupler) | Solid. Bored 10 mm dia.
BS 970:1955:En 16T BS 970:Part 1:1983:605M36T |
|
| Length | 1 metre/0.5 m/ others to order | |
| Weight | 2.9 Kg for 1.0 metre length |
The casing supplied by Cambridge Insitu is made of Two Inch Seamless hot finished tube with a special thread and mates to the Pressuremeter with an adaptor.
Specification for Two Inch Casing:
| Construction | Flush jointed |
| Material | Hot finished seamless steel tube
BS 3602 Grade 27 DIN 1629 ST 52 Hollomek 520 |
| Dimensions | 50.8 mm diameter by 6.35 mm wall |
| Length between joints | 1 metre |
| Overall length | 1.051 metres |
| Weight | 7 kgs |
| Thread | 5° modified square form
45.9 mm OD x 6.35 mm pitch LEFT HAND THREAD |
| Failing Load (Calculated) | 16250 Kg |