ACT-100® features a strong steel tank for structural integrity, and a 100‐mil outer coating for long‐lasting corrosion protection.

Shop Fabricated Tanks

Tank standards and specifications are cited in regulation throughout the United States and in demand by customers worldwide.

Shop Fabricated Tank Section

Steel Water Pipe

STI/SPFA members build steel water pipe that meets or exceeds the requirements of ASCE, AWWA, and SWPMTAC standards.

Steel Water Pipe Section

Field Erected Tanks

Members fabricate steel industrial and water tanks that meet or exceed the requirements of AWWA, NSF, API, and industry standards.

Field Erected Tank Section

Pressure Vessels

Member pressure vessels are used by the petrochemical, food, power generation, and hazardous material storage industries.

Pressure Vessel Section

STI Tank Technologies

STI/SPFA is recognized for our leading tank technologies with features such as corrosion prevention and fire protection.


The STI SP001 standard provides a means for aboveground storage tank owners to comply with EPA mandates.


Join the STI/SPFA to receive the latest industry news and information, network with peers, and strengthen your business.

Featured Affiliate

Phoenix Forging Company

Phoenix Forging Company, a member of the Phoenix Forge Group, is a proud domestic manufacturer of steel tank and cylinder fittings based in Catasauqua, PA. Phoenix Forge was founded in 1882.

“Without STI/SPFA membership, we probably wouldn’t be in the position we are today.”

Jon Ward
Ward Tank & Heat Exchanger

Sean Rezin Presented Patrick Kennedy Leadership Award

The 2023 Patrick Kennedy Leadership Award was presented during the closing dinner at the 2023 Fall Meeting on September 14th. The award honors the late Pat Kennedy’s devotion to the industry and exemplary leadership both throughout the industry and with STI/SPFA. This year’s recipient is Sean Rezin of USEMCO (Universal

Read More

Promotions are Made from the Bottom Up

Damian Lang CEO Malta Dynamics When you hear the CEO of a company tell an employee, “I do not have the power to promote you,” you might smirk and wonder why a leader would make such a ludicrous statement. You might also think he is undermining his authority. That is

Read More

Safety Library

Access important safety topics affecting the steel fabrication industry including fall protection, confined space, welding, and more.

Tank Integrity Management

STI/SPFA’s Tank Integrity Management Course is designed to provide the knowledge you need and recognize your expertise.

STI/SPFA Product Awards

The STI/SPFA Product Awards recognize steel construction product achievements that exemplify the steel tank industry.

FLAMESHIELD® Aboveground Storage Tanks

2023 STI/SPFA Annual Business Meeting


Log In