Westerman is affiliated with leading trade associations and manufactures all products in accordance with technical requirements established by relevant professional organizations and regulatory agencies.

Following are lists of the organizations to which we belong and certifications relating to our products and manufacturing methods.

Tanks & Pressure Vessels

ASME Section VIII Div. 1:

• "U" stamp – for the manufacture of pressure vessels
• "UM" stamp – for the manufacture of miniature pressure vessels
• "PP" stamp – for the manufacture of pressure piping applications

National Board: “NB” stamp – applied to all “U” stamped vessels registered with the National Board of Boiler and Pressure Vessel Inspectors

National Board: “R” stamp – for the repair and alteration of boilers and pressure vessels

API Monogram 12F – for the manufacture of shop-welded tanks for storage of production liquids

API Q1 Certification – for "Quality Programs for the Petroleum and Natural Gas Industry"

API 650 – welded steel tanks for oil storage



Nuclear Transport & Storage

Nuclear Regulatory Commission 10CFR71 Subpart H

NQA-1 – Quality Assurance Requirements for Nuclear Facilities
 
American National Standards Institute (ANSI) N14.1 – Nuclear Materials – Uranium Hexafluoride – packaging for transport


Machining

AGMA – 2001-C95/6010-F97 – American Gear Manufacturer’s Association standard for fundamental rating factors and calculation methods for involute spur and helical gear teeth
Marine/Drydock

SCADA/Telemetry

AWWA – American Water Works Association



UL Panels

UL 508A Certification – for Industrial Control Panels



Other

ISO 9001:2000

DOT – Department of Transportation

OSHA – Ohio Safety and Health Administration