Hello,
We have to weld a galvanized gutter of a metal roof using TIG. We had been asked to provide a WPQ and WPS for this process. Does anybody knows which code or stanard covers it?
Thanks
Hello friends,
Can you please tell me which is the equivalence on ASTM of S355 J2 G3 steel??
I found a link which sayed it is A575 GR50. Is it correct?
Thanks for a fast fact check!!
Hello,
We are about to start to mount the metalic structure of a 50m tal building. (12 floor above 00m, 2 floor under 00m). Under ground levels are under construction using slurry wall techinique. Building foundations are reinforced concrete piles. Metallic columns are attacched (welded) to...
Hello,
I am working on the design of a multiple-leaf (two rows, five leafs each row) vertical lift gate used as an emergency gate in case of floods to protect an hydroeletric station on the oulet works of a embankment dam. The gate is 11000mm width, 7500mm high. Leaf dimensions 5500x400x1500mm...
Hello,
I am running a Thermatool HF Solid State Welder for structural beams (100x150mm to 200x460mm) at 12m/min. The output product does accomplish the joint strength code required, but it has a mild burr stuck on the beam web-flange joint.
When a client ask to remove the burr for aesthetic...
Hello,
I need to draw the piping layout of a tuna processing industry. The proyect includes ammonia, vapor, compressed air, process water, etc.
Can someone tell me if there is or are any codes or standards for the 2d represention. How do I show when a pipe is going up or down? how do I...
Hello world,
I must design the steam and the compressed air systems for the manufacturing of expandable polystyrene. All elements must be sized and selected (water softener, boiler, steam and air storage tanks, valves, piping, air compressor, air filtes, etc). Can someone recommend me some...
Hello,
We are going to install 4 plastic film extruders and 3 sealers over a floor which vibrates. The warehouse next to ours produces calcium carbonate with mills with no proper vibration absorbers. I am sure this situation will end up causing problems in our machines.
All the information I...
Hello,
Can somebody help me giving some information on how to calculate hydraulic head loss for flow through plate heat exchangers. Does the head loss coefficient is provided by the heat exchanger manufacturer? It's for a palm oil vacuum drying system.
Thanks a lot!
Hello,
I need to increase the temperature of a certain mass flow of palm oil using steam in a plate heat exchanger. Once I had calculated the mass flow of steam I need, how do I control this steam mass flow from the steam distributor? The steam distributor is at 6 barg, and the heat exchanger...
Hello,
I have been asked to build a palm olein moisture remover. The process-system consist in heating the olein in a plate heat exchanger and then introducing it in a vacuum tank so the water which it contains evaporate. Beside the mass flow, which are the variables that determine the vacuum...
