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Quality Control


The staff at Hooper Welding takes great pride in the products manufactured for the diverse client base, both domestic and international.

With in-house design and engineering, and a detailed quality plan, you can be assured that our staff has monitored the manufacturing process every step of the way. All of the fabrications at Hooper Welding are inspected by our quality control department to insure that the finished product meets every specification. Our tough control standards prove it. Production conforms to CSA Standards Z299.3, N285.0, B51 and ASME B31.1 and B31.3 for Power and Process Piping and the vessels we build are to ASME Section I, III, IV and VIII Division 1 & 2. We are authorized to use the following ASME & National Board Code Symbols;

ASME Code Symbols

U

U2

S

H

UM

Pressure VesselsPressure Vessels (Alt. Rules) Power BoilersHeating Boilers Miniature Pressure Vessels

National Board Code Symbols

U

U2

S

H

UM

R

Pressure Vessels Pressure Vessels (Alt. Rules) Power Boilers Heating Boilers Miniature Pressure Vessels Pressure Vessel Repair

We also manufacture to many standards worldwide, including:

  • API - Non Pressure Storage Tanks
  • AS1210 - Australian Pressure Vessel Code
  • BS5500 - Pressure Vessels for Great Britain
  • JIS B8243 - Japanese Industrial Standards for Pressure Vessel
  • PED - European Pressure Equipment Directive
  • TEMA & HEI - Heat Exchangers

To see a list of our current certificates, click here.