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  1. Cesar Almada

    above ground painting systems for pipelines (Natural Gas)

    Hello guys, good morning I hope you are well and had a great thanksgiving if you celebrated. I have a question about if you have seen a table where you could check the different types of environmental and you could check what is the best system of painting for above ground painting? I...
  2. Cesar Almada

    I'm looking for a Job in United States / I'm Mexican with Knowledge in Natural Gas (7 years)

    Hi everyone I don't know if it's the correct place to write this but I have been thinking about this and I'm going to try. Sorry if it's not correct. Well I'm Mechanical Engineer and I'm looking for a Job in United States because I want to grow as a person and as an Enginer and I would like a...
  3. Cesar Almada

    Help please with Control Flow Valve + Ultrasonic Meter AGA 9

    Hi everyone I have a question about if I have a Control flow valve and after I have your ultrasonic meter in a process of natural gas. A transporter of natural gas told us that if we have that configuration it's possible that poor measurement occur. I don't know if it's right, because i...
  4. Cesar Almada

    Two different thickness Two different Materials (x65 - x70)

    Good night friends My friend to other department doesn’t buy a Flange because I don’t know why, but now we have a problem because we need to weld a spool Saturday and we have only the next materials: We have a 6 inches pipe with a thickness of 0.250'' and it’s API 5L X70, and he doesn’t buy...
  5. Cesar Almada

    What is the difference between PSL 1 and PSL2?

    Good afternoon to all I have a question about Pipe PSL and PSL2, i work in a Natural Gas Company. Before that i enter to this company my coworkers requested the pipeline with specification PSL 1 and I don't know when they started to requested pipe with specification PSL2. I read about that and...
  6. Cesar Almada

    Difference Between API 5L / ASTM 53 / A106

    Hello everyone, I'm here again because i have a question about differents types of pipe. Today a provider wanted to supply a pipe with a different specifications that i put in my request. I was requesting a pipe of 10 inches API 5L Grade B Sch 80 for my City Gate and Interconection with...
  7. Cesar Almada

    Two different thickness Flange and Pipeline

    Good Afternoon Engineers I have a 16 inch flange with a thickness of 0.500'', is it possible to make a counter bevel and leave it up to 0.375'' which would be a decrease of 0.125'' (1/8''). If it is possible and I have my flange thickness at 0.375", can I weld to a 0.344" pipe? I read the ASME...
  8. Cesar Almada

    What is the correct way to display the material specifications?

    Hello everyone i have a question about what is the correct form to show o mention the material specification? I have these two materials, all in GRADE B and Sch 80. Welding Straight Tee 12 '' x 12 "x 12" Thick 0.688 ’’ ASME B16.9 Carbon Steel ASTM-A105 Grade B Welding reduction of 16 '' Ø...

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