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Recent content by HeatTreater

  1. HeatTreater

    CWB1 Course

    Hello Gentlemen/Ladies, I have just been accepted to take the CWB1 course with the intention of becoming an Inspector in the QA/QC field in the Alberta Canada area. My question is more for those that are Canadian and have taken this course in the past. I am just wondering what I may have to...
  2. HeatTreater

    A ship wreck causes price rise in Ni

    Also negotiations with Inco in Ontario Canada are at a stalemate. As of last Thursday,, nickel is just about $38,050 a tonne (tonne=2,200 pounds). Inco pays for its overhead with the copper and others metals that are a by product of production.
  3. HeatTreater

    Stress relieving in China

    As does Hotwork USA,,, they have an office in Shekou
  4. HeatTreater

    Heating 1.25Cr-0.5Mo to 900 deg C for 6.6 hours

    I have a couple of comments regarding your Refractory Heatup Schedule. I am presently on a job in northwest Alberta on a refractory cure on a waste heat boiler that has just had a "patch" repair on the refractory about 7 feet by 7 feet in size. The thicknes is 8" with T-Tech Insulation of 2" in...
  5. HeatTreater

    Out of Roundness on Pressure Vessels After PWHT

    Just to let you know the e mail address for Cooperheat that was posted by UncleSyd. You can reach Cooperheat at www.cooperheat-mqs.com . They are a worldwide service company, and are well known in the Industry. Hopefully the address provided will get you in contact with one of their...
  6. HeatTreater

    Heat Load Calc.

    As a rule of thumb, I have always used 12,000 btu cooling per 1000 sq ft of space. 12,000Btu cooling = 1 Ton. For example, a 4000 sq ft space with 10 foot ceilings would require in the neighborhood of 48,000 Btu of cooling or 4 Ton. If your in between sq footages,,, always size the evaporator...
  7. HeatTreater

    Natural gas heater maintenance

    I agree!!!,,, Have the water tested at a local health unit in your area, (This is Free in Canada), and discontinue use of boiler until a reputable service company takes a look at your flue. A blocked chimney flue can spill Carbon Monoxide into the building. Not a nice thought

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