Hason is ISO 9001:2008-certified in the design and manufacturing of custom-made parts for the refining and petrochemical, and iron and steel industries.  Our quality system is based on the CAN3-Z299.3-85 Quality Assurance Program –– Category 3, for products or services involving complex processes.

Hason fabricates under  the ASME Boiler and Pressure Vessel Code, Sections IV and VIII, Div. 1, and holds National Board of Boiler and Pressure Vessel Inspectors stamps U, H and R.

Codes Certificates / Standards
ISO – International Standard Organization ISO 9001:2008
ASME – American Society of Mechanical Engineer NB Stamps U, H, R
ANSI – American National Standards Institute Pressure Piping Under B31.1, B31.3 & B31.5
AWS / CWB – American Welding Society /
Canadian Welding Bureau
W47.1 and W59.1
API – American Petroleum Institute API 936 Refractory Practitioner
API 620 and 650
ASNT – American Society for Non-destructive Testing ASNT-SNT-TC-1A


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