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I HAVE TWO PRESSURE VESSELS TO FABRICATE FOR A DESALINATION PLANT WHICH REQUIRES 3MM CHLOROPRENE RUBBER LINING INSIDE. WE ARE IN MIDDLE EAST REGION. CHLOROPRENE SEEMS TO BE A LEVEL 2B CARCINOGENIC IN NATURE. WILL WE FACE PROBLEMS IN IMPORTING THE RUBBER FOR LINING? DOES ANYBODY HAS DONE SIMILAR...

Hi all, This question has evolved during the fabrication of 100 No's of sliding gate. Client need a guarantee of 5 Years for the corrosion. We are giving a 3 coat paint system and the paint manufacturer gives 2 year warranty on the paint. They also recommended galvanizing or electroplating...

I am employed in a good company with good salary. But I had a dream which was always in my mind to start my own company. Me with my brother, we already started a firm which is going official in a week. The funds are coming from our salaries only. I want to fully commit to our own company we have...

One of my current project drawings describes material grade as S275 U.N.O What is that mean? They have not specified JR or JO or J2 as subgrade but U.N.O? What it is referred to? and which sub grade i should use..? (The project is lifting beams for Crucibles in Smelter Plants)

This Grade of Steel is hot rolled or cold rolled??

Dear All Please help me with the qty of pickle paste required for 1 sq mtr pickling or how much sq mtrs you can pickle with 1 kg of picklig mix

Yes it is Saudi Aramco approved coating systems. That ranges from APCS 1, 1A, 1B , 2A .. upto 26T Different kind of applications, different paint systems. Still the most reliable paint specs in GCC For Reference Just go through the...

Thank you for the reply.. One more doubt I have. Using 1 kg of pickling paste mixture, how much square meters we can apply??? and if we are using spray method for passivation, how much sq mtrs it can be sprayed for optimal thickness with 1 kg of Passivation supply (Estimation purpose)

I am an estimation Engineer. I am quoting for a pipe spool project. Spools are mainly 2", 3" and 1/2" pipes (SA 312 TP 316L) and fittings. The client insists on pickling and passivation both inside and outside surface of pipes. As such small sized pipes, can we do pickling (using paste) inside...

Dear Mp87 Thank You for your answer. The material is to be used as a bush (150mm Dia Round Bar - 280mm Long - Machined) for a lifting beam for Crane Girder. The material is not available locally. So we are planning to substitute it with S355 JR or A36 if client allows. Thank You again

Which material grade in the below list is equivalent to C35 E ? ASTM A36 S275 JR S235 JR S355 JR I want to know, if this material is any special grade or just normal carbon steel as in the above list.??? {please help}

Thank you very much for the info sir. It really helped. Can you please explain the formula for the weld deposit? If we know the thickness, welding length, bevel depth, can we find the deposit and the number of electrodes to be used??

Hi all, Our company received a design for a workshop. The designer considered all the sections as built up sections..! Even the truss works & purlin.!!. We have informed the client about the extra cost to build up the built up section and then fabricate it. And they requested us to advise the...

Thank you very much mr. racookpe1978. That inspired me a lot. Thanks

Hello All, I am stucked while estimating a crane girder, because there is two round bars to be machined. It's description in the drawing is as follows; 1. Round bar 190 x 1000 mm x 4 Pcs Standard: Din 7527 Material: 1.0570 2. Round Bar 350 x 120 mm x 4 Pcs Standard: [highlight...

I thing a DP and hydrotest will do the job for you.

Thank you all..

thank you

I think Hydrochloric acid can cause the damage of 17-4.. I am not sure about it

Thank you for the comment. I will seriously think about it. But here my question is mainly about the gas flow unit. What are the numbers for?. My ultimate aim in simple words is that, I want to calculate the number of O2 cylinders to be used to cut 100 Running metres of CS or SS Plates. Thanks...