Search found 10 matches

by nnreddy
08 May 2010, 09:12
Forum: Maintenance Engineers
Topic: Repair of a cladded vessel
Replies: 6
Views: 7388

Re: Repair of a cladded vessel

Dear Forum Member,

Please follow API 510 CODE or ASME/ANSI NB-23 CODE as reference.

Thanks
NNREDDY
by nnreddy
08 May 2010, 09:03
Forum: Inspection & Reliability Engineers
Topic: RBI Software
Replies: 9
Views: 5045

Re: RBI Software

Dear Team Member,

I have evaluated more than 6 to 8 companies softwares.Some companies still selling without making any improvement.Some companies still use onshore RBI methodology to offshore locations without make chamges to risk and degradation modules.Some companies RBI softwares are still ...
by nnreddy
08 May 2010, 06:47
Forum: Books & Literature
Topic: NDT
Replies: 3
Views: 93688

Re: NDT

Please find below link regarding NDT:

http://oiligas.blogspot.com/2009_01_01_archive.html

Thanks for sharing the info.I need the ASNT LEVEL III reading material and Q&A for the following.

1.Infrared Thermoghraphy
2.Vibration Analysis
3.Neotron Radiography
4.Accoustic Emmission.

Thanks in ...
by nnreddy
06 May 2010, 09:58
Forum: Inspection & Reliability Engineers
Topic: Inspection frequencies of PSVs
Replies: 6
Views: 4124

Re: Inspection frequencies of PSVs

Dear Forum Member,

API RBI has already PSV Module.You can use RBI Methodology to determine the inspection frequency which will depend upon the following factors.
1.Valve material construction.
2.Design temperature and pressure
3.Type of service
4.Type of degradation mechanism
5.Probability of ...
by nnreddy
06 May 2010, 06:28
Forum: Inspection & Reliability Engineers
Topic: Tube to tube sheet joint (Heat Exchanger)
Replies: 6
Views: 2293

Re: Tube to tube sheet joint (Heat Exchanger)

Dear Mr.Ashfaqanwer,
Specification for the Tube to Tubesheet welding you may find in ASME SEC III indetail. I have followed both section III and Nuclear Power Corporation of India specification which will be more stringent.

Thanks
NNREDDY
by nnreddy
06 May 2010, 06:16
Forum: Inspection & Reliability Engineers
Topic: Piping Internal Inspection System
Replies: 5
Views: 4045

Re: Piping Internal Inspection System

Dear Forum Member,

I have tried similar system in ExxonMobil 18 yrs ago.The crawel system will stuck after going through certain distance .The pipe size is 20" and I need to cut the pipe to pull the tool.

We need to qualify this system throgh proper mock-up test and we need to establish how many ...
by nnreddy
06 May 2010, 06:06
Forum: Inspection & Reliability Engineers
Topic: RBI Software
Replies: 9
Views: 5045

Re: RBI Software

Credosoft RBI does not cover Pipelines,Sub-sea structures,Rotating equipment and E&I. Risk analysis for onshore and offshore is different and Credosoft cover only Onshore and degradation mechanisms for offshore and onshore also vary.
Dear Forum Members,
For LR RBMI software demo you can send email ...
by nnreddy
05 May 2010, 10:47
Forum: Inspection & Reliability Engineers
Topic: Online Leak Sealing Technique
Replies: 7
Views: 2879

Re: Online Leak Sealing Technique

Dear Forum Members,

Please visist the following web page and you get everything about piping,riser and pipline repair.

http://www.perisai.biz/corrosion/index.html

Thanks
NNREDDY
by nnreddy
05 May 2010, 10:41
Forum: Inspection & Reliability Engineers
Topic: Tube to tube sheet joint (Heat Exchanger)
Replies: 6
Views: 2293

Re: Tube to tube sheet joint (Heat Exchanger)

Dear Mr.Ashfaqanwer,
Thanks for your explanation.
The leak tightness of expansion generally done only through Mock-up test.After mock-up test the test piece is cross sectioned and leak path is measured under microscope.

The % of expansion is strictly done as per TEMA Rules and it is measure by GO ...
by nnreddy
05 May 2010, 09:28
Forum: Inspection & Reliability Engineers
Topic: RBI Software
Replies: 9
Views: 5045

Re: RBI Software

Lloyd's Register-Capstone RBMI is the best RBI software currently avaiable in the market based on my experience.
The programme uses a risk-based inspection process to decide how, where and when to inspect a process plant. In an operating plant, a relatively large percentage of the risk is associated ...