Quality

Our Quality is Second to None

Sterling Industrial strives to make sure that quality work is performed correctly the first time. A quality-driven philosophy saves the customer both time and money. Excellent project quality control coupled with Sterling Industrial’s knowledge, skills and experience produces high quality projects time and time again. Employee team spirit, motivation, and integrity support the approach that no job is too big or too small to be completed correctly, on time, and under budget. This quality minded safe attitude drives behaviors to make Sterling Industrial a leader in fabrication and field services in the industry.

Sterling Industrial has held our ASME and NBBI Certificates of Authorization to perform such work for 25+ years. Our Certificates of Authorizations include:

“S”, “PP”, “U”, and “U2” Certificates of Authorization allow us to manufacture and assemble power boilers and power piping, and manufacture Division 1 and 2 pressure vessels. We also hold “R” Stamp Authorization for Metallic Repairs and Alterations at our shop and field locations and “NB” Certificate of Authorization for the Registration of Boilers and Division 1 and 2 Pressure Vessels.

Other codes and standards we have worked with include but are not limited to:

• AISC – American Institute of Steel Construction 303, 360, and 341
• API – American Petroleum Institute
• ASME – B31.1 Power Piping
• ASME – B31.3 Process Piping
• ASME – B31.8 Gas Transmission and Distribution Piping Systems
• ASME – STS-1 Steel Stacks
• AWS – American Welding Society D1.1 Welding Code
• AWWA – American Water Works Association D100
• NFPA – National Fire Protection Association
• RCSC – Research Council on Structural Connections (High Strength Structural Bolting)

Sterling Industrial, LLC has an extensive welding program with nearly 900 Welding Procedure Specifications (WPSs) qualified from over 400 Procedure Qualification Records (PQRs) for welding:

• Aluminum
• Low strength steel
• Low alloy steel
• High alloy steel
• High strength and abrasion resistant steels
• Austenitic and ferritic stainless steels
• Hastalloy type steels
• Duplex stainless steels (high Chromium / nickel)
• Titanium

These include ASME material groups; P1, P3, P4, P5A, P5B/P15E, P6, P7, P8, P10C, P10H, P11B, P22, P23, P34, P41, P42, P43, P44, P45, P46, P51, and several unclassified code case materials.

Processes include GTAW, SMAW, FCAW, GMAW, SAW, GMAW-P, Wave Form Control GMAW-S, and Stud Welding.

We have successfully developed welding procedures for new materials in minimal time as customers’ needs arise.

Quality Department Certifications and Credentials:

• AWS Certified Welding Inspectors (CWI)
• AWS Certified Educator (CWE)
• AWS Certified Radiographic Interpreters (CRI)
• Level I and II NDE technicians in PT, MT, and UT per ASNT TC-1A
• ASNT Level III certifications in house
• API 653 Inspector
• Trained and experienced Structural Bolting Inspectors