Recent content by MadieKerang

Dear all, Anybody experience crack on hex fin tubes, material is carbon steel and medium is low pressure steam. Pressure is 10 bar.thanks

Dear all, Is there any european or american procedure elaborate about tier 1 and tier 2 mechanical or equipment inspection? If yes, could share me the procedure title.thanks in advance.

Thanks all...i will do the analysis again to more detail. TQVM Mr Sjones...no idea who is adibcj hehehe

Dear all, need to get second opinion. I have an issue where we found out a high number of welds having Lack of Side Fusion and have been there since 5 years ago, a poor QC contribute to this.Currently we plan to re - inspect back using UT scan and also RT since we only can repair it next year...

Tqvm all..fully appreciate all your advise

Hi Sir, it is on the shaft itself. Thanks EdStainless, i will have a look into using HVOF using 625, i believe that is the best option we have at the moment.

Dear all, i would to get an advise. Have anybody experience super DSS shaft repair using monel metal spray on damaged area od shaft. The shaft will be used for seawater pump. Unfortunately, there is no super DSS material for metal spray. Appreciate any feedback.

Tqvm all for the feedback..fully appreciate it.

Dear all, i have one situation where sacrificial anode Al-Zn-Ln is somehow generates a carbon monoxide gas within 30 to 100ppm, when we used gas detector near to it . The anode is submerged in seawater tank and there is a salt covering it. The anode still in good condition with no sign of...

Dear all, I would like to known is there any different between CP dipcheck (potential survey using reference anode) with underwater CP survey on structure and pipeline which the reading is taken directly from the substrate. Some say that CP dipcheck is very important in eveluate the estimated...

TQVM all...fully appreciate your input.

Dear all, we plan to connect carbon steel line with a main line which is duplex stainless coming from skimmer pressure vessel. I have done the calculation on partial pressure for H2S and it is lower than 3.5 mbar. My question is, can we use Carbon steel pipe such as 516 or A333 to connect to...

Dear all, Need some advice, we have localized corrosion with heavy scaling on the pipe body. We unable to remove the scaling to access the remaining thickness and thinking of doing temporary repair while plan for permanent repair in incoming shutdown. 1. Do we have a temporary repair as per...

Hi, Anybody have experience doing ultrasonic A,B or C scan on the glasflake coating (1000 micron) on the riser to determine the internal conidtion of the riser since the IP cannot be performed on schedule due to operation/process problem. if ultrasonic scans are not the option, any other proved...

Hi, Anybody have experience doing ultrasonic A,B or C scan on the glasflake coating (1000 micron) on the riser to determine the internal conidtion of the riser since the IP cannot be performed on schedule due to operation/process problem. if ultrasonic scans are not the option, any other proved...