Chaps,
My company is supplied with Potable water through a system which includes 6" pvc pipe line of a few 100m or so which is burried in reclaim land so the soil is quite sandy.At either ends the PVC pipe is connected to Stainless steel manifolds and branch sections.
I asked about inspection...
I have been allowed to make an argument to remove frequent (6 monthly) overload testing on a class of Lifting equipment. This would have a very significant impact ( I believe positive) on a large industry sector.
As a lead into this I am looking for examples where such overload testing lead to...
In a meeting to discuss discard criteria of Steel Wire Ropes a Rope Manufacturer suggested that the frictional heating effects of ropes formed from multiwire overlays subject to cyclical bending would lead to a reduction in service life due to other than fatigue.
Whilst aware that the wire...
We have a failure of a swivel arrangement which sits in a load path of a derrick.
The fauilure takes the form of material loss from the journal surface (dia abt 150mm) leaving being a very uniform patten of hemispherical lumps which one assumes must have been related to some fabrication or...
I am trying to launch files using the Application.followhyperlink "file://c:\some folder\some file.pdf" method. This worked fine in an Access VBA program but in VB6 I keep getting error 70 Permission denied for the same files. I have referenced MS Access.
I can use shell to lauch an...
We have a large azimuth tunnerl thruster which has the hub non central with the nozzle. This by some degree. The equipment supplier tells us this is not a problem
Its about 2M Dia rotation speed c 900RPM
I am concerned with hydrodynamic imbalance and fatigue. Can anyone offer advice or guidance
I am currently looking at the procedure for overhaul of marine fule injectors.
Current practice is to lap in the HP faces between teh nozzle and body with fine paste.
This soes not appear to be a good working practice to myself. I have sent 3 injectors for analysis the report of which found...
Does anybody know of a requirement to fit load computers on crane. I have heard that all cranes with a swl greater than 3 tonne need one but I cannot find it writtern anywhere. I have tried HSE, ISO, IMCA
I have been asked to sit on a commitee that will determined discard criteria for steel wire ropes in the industry I work in. These ropes are typically formed by twisting galvanised compacted multistrand wires of tensile strength 1960N/mm2.
It is posible that we will enter into discussion with...
We have a component that operates subsea at a depth of 100m
It is a latch mechanism whose trigger plate is subject to point low load abrasive wear by locks which slide over it. The wear takes the form of grooves in the edge of the trigger plate which is also subject to corrosion
Due to...
We have a large and complicated Crane assembly. There are few facilities able to pick the structure up even after partial disassembly to carry out a required 5 year inspection of the slew bearing. I appreciate that there are methods or jacking up but I am currently clueless about the...
I have been contacted by a gentleman operating old steam boilers who very specifically requires a polyamide antifoam chemical for water treatment.
He is very adamant about this and indicates that glyol based products are not suitable. He requires a supplier in the UK. I have tried looking at the...
A 2MW shaft alternator was overhauled and new ball bearings fitted. The DE bearing was identified as an SKF 6232 MC3. This bearing was also the thrust.
After one hours run time this bearing failed.
After disassembly although the bearing was stamped as an SKY the design was unknown to them and...
