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Alloy Steel Forging Manufacturers & Suppliers

MTS Forge delivers precision alloy steel forgings engineered to withstand the most demanding industrial environments. From aerospace and defense to power generation and commercial nuclear, our Pennsylvania-based facility combines metallurgical expertise with advanced forging technology to produce components that meet the tightest tolerances—with full traceability, in-house heat treatment, and Made-in-America quality your procurement team can depend on.

Alloy steel forging process at MTS Forge manufacturing facility in Coatesville, PA

Our Alloy Steel Forging Services

From closed die and upset forgings to custom shapes and flanges, we deliver precision alloy steel forgings across demanding industries.

Closed Die Forgings

We produce closed die forgings in alloy steel and specialty materials, minimizing raw material waste and machining costs to deliver lower unit costs without compromising dimensional accuracy or mechanical integrity.

Upset Forgings, Rings & Cylinders

Available in nearly all commercial grades, our upset forgings, rings, and cylinders accommodate diameters up to 26 inches and individual piece weights up to 1,500 pounds for critical industrial applications.

Contour Forging

Our contour forging capability spans a broad range of alloy and specialty materials, including duplex stainless steels, enabling complex near-net shapes that reduce downstream machining and shorten lead times.

Custom Forgings

We engineer custom-forged alloy steel components to exact customer specifications, from small precision parts to large structural forgings, backed by cutting-edge technology, in-house tooling design, and decades of metallurgical expertise.

Flanges & Manways

We manufacture flanges up to 14 inches and specialized manways in alloy steel for commercial nuclear, power generation, and industrial sectors, supported by a rigorous Quality Assurance Program with full production traceability.

Heat Treatment & Rough Machining

In-house normalizing heat treatment and rough machining at our Coatesville, PA facility refine grain structure, relieve internal stresses, and bring forged components to near-net shape—reducing vendor touchpoints and total project cost.

Made in America

Precision Alloy Steel Forgings Built for Critical Applications

At MTS Forge's Coatesville, Pennsylvania facility, alloy steel forgings are produced with metallurgical precision for industries where failure is not an option. Our large tooling inventory allows us to shape parts rather than machine them from bar stock, substantially reducing material costs. Every forging is backed by a comprehensive Quality Assurance Program—including full traceability and certifications to Mil I 45208, NCA 3800, and Mil Q9858—meeting the exacting demands of aerospace, defense, commercial nuclear, and power generation procurement teams across Pennsylvania, Iowa, Kentucky, and Texas.

Precision alloy steel forged component inspected at MTS Forge facility
Trusted By Industry Leaders

Industry Success Stories

See how MTS Forge delivers certified alloy steel forgings that meet the strictest standards across aerospace, defense, and power generation.

"MTS Forge's closed die forgings have been outstanding. The precision and consistency in our production runs has eliminated costly rework. They truly understand quality."

James Mitchell

"We needed upset forgings with tight tolerances fast. MTS delivered within our deadline without compromising on the metallurgical standards we require. Exceptional problem-solving."

Rebecca Torres

"As one of the leading alloy steel forging manufacturers in our region, MTS Forge consistently outperforms competitors with their precision and reliability. We've partnered with them for years."

David Kohler

"Their heat treatment normalizing process resolved our grain structure inconsistencies. The turnaround was swift and the technical expertise was evident throughout. Highly satisfied."

Michael Brennan

"MTS Forge's custom forgings service gave us exactly what we needed at competitive rates. Their in-house tooling design capability saved us significant costs. Excellent value."

Patricia Chen

"Twenty years of partnership with MTS Forge speaks volumes. Their commitment to quality and service is unwavering. They've been a trusted business partner through every challenge."

Robert Williamson

"Their rough machining service brings forged parts near-net shape, eliminating separate vendors. The technical capability and dimensional accuracy across our flanges is consistently excellent."

Lisa Anderson

"Finding reliable alloy steel forging manufacturers is challenging. MTS Forge stands out with their metallurgical expertise and state-of-the-art facilities. They're a market leader for good reason."

Christopher Hayes

"MTS Forge's closed die forgings have been outstanding. The precision and consistency in our production runs has eliminated costly rework. They truly understand quality."

James Mitchell

"We needed upset forgings with tight tolerances fast. MTS delivered within our deadline without compromising on the metallurgical standards we require. Exceptional problem-solving."

Rebecca Torres

"As one of the leading alloy steel forging manufacturers in our region, MTS Forge consistently outperforms competitors with their precision and reliability. We've partnered with them for years."

David Kohler

"Their heat treatment normalizing process resolved our grain structure inconsistencies. The turnaround was swift and the technical expertise was evident throughout. Highly satisfied."

Michael Brennan

"MTS Forge's custom forgings service gave us exactly what we needed at competitive rates. Their in-house tooling design capability saved us significant costs. Excellent value."

Patricia Chen

"Twenty years of partnership with MTS Forge speaks volumes. Their commitment to quality and service is unwavering. They've been a trusted business partner through every challenge."

Robert Williamson

"Their rough machining service brings forged parts near-net shape, eliminating separate vendors. The technical capability and dimensional accuracy across our flanges is consistently excellent."

Lisa Anderson

"Finding reliable alloy steel forging manufacturers is challenging. MTS Forge stands out with their metallurgical expertise and state-of-the-art facilities. They're a market leader for good reason."

Christopher Hayes

"MTS Forge's closed die forgings have been outstanding. The precision and consistency in our production runs has eliminated costly rework. They truly understand quality."

James Mitchell

"We needed upset forgings with tight tolerances fast. MTS delivered within our deadline without compromising on the metallurgical standards we require. Exceptional problem-solving."

Rebecca Torres

"As one of the leading alloy steel forging manufacturers in our region, MTS Forge consistently outperforms competitors with their precision and reliability. We've partnered with them for years."

David Kohler

"Their heat treatment normalizing process resolved our grain structure inconsistencies. The turnaround was swift and the technical expertise was evident throughout. Highly satisfied."

Michael Brennan

"MTS Forge's custom forgings service gave us exactly what we needed at competitive rates. Their in-house tooling design capability saved us significant costs. Excellent value."

Patricia Chen

"Twenty years of partnership with MTS Forge speaks volumes. Their commitment to quality and service is unwavering. They've been a trusted business partner through every challenge."

Robert Williamson

"Their rough machining service brings forged parts near-net shape, eliminating separate vendors. The technical capability and dimensional accuracy across our flanges is consistently excellent."

Lisa Anderson

"Finding reliable alloy steel forging manufacturers is challenging. MTS Forge stands out with their metallurgical expertise and state-of-the-art facilities. They're a market leader for good reason."

Christopher Hayes
The MTS Forge Difference

Why Choose MTS Forge?

For nearly 40 years, MTS Forge has built its reputation on metallurgical excellence, in-house capability, and uncompromising quality assurance.

Metallurgical Expertise

Founded by metallurgists in 1986, our deep material science knowledge ensures alloy steel forgings with optimal grain structure and mechanical properties.

In-House Capability

From tooling design and forging to heat treatment and rough machining, everything happens under one roof at our Coatesville, PA facility—reducing your lead time and vendor risk.

Certified Quality Assurance

Our Quality Assurance Program covers Mil I 45208, NCA 3800, and Mil Q9858 with complete traceability—meeting the compliance demands of defense, nuclear, and aerospace procurement teams.

Cost-Effective Shape-Making

Our large tooling inventory lets us forge near-net shapes rather than machine from bar, cutting material costs and lowering unit costs for manufacturers in Pennsylvania, Iowa, Kentucky, and Texas.

Meet the MTS Forge Team

Experienced metallurgists and forging specialists dedicated to precision and quality.

Stephen Carr

Co-Founder

Stephen Carr co-founded Manufacturing & Technical Services, Inc. in 1986 alongside Edward Waddell, bringing a deep metallurgical background and extensive hands-on knowledge of forging practices to the business. Under his leadership, MTS Forge has grown from a quality- and service-driven startup into a recognized leader in the American forging industry. Stephen's metallurgical expertise has been instrumental in developing MTS Forge's capabilities in alloy steel, stainless steel, and high-performance alloy forgings for aerospace, defense, commercial nuclear, and power generation customers. His commitment to precision, traceability, and made-in-America manufacturing has shaped the company's culture and its reputation for delivering forgings of the highest caliber to demanding procurement teams nationwide.

Edward Waddell

Co-Founder

Edward Waddell co-founded MTS Forge in 1986, contributing a strong metallurgical background and comprehensive knowledge of forging practices that have guided the company's technical direction for nearly four decades. Together with Stephen Carr, Edward built MTS Forge on a foundation of quality and customer service, investing continuously in cutting-edge forging technology and developing a team of highly trained forging associates capable of producing components to the highest industry standards. His expertise spans alloy steel and specialty material forgings for critical industries including aerospace, defense, and commercial nuclear. Edward's vision for precision manufacturing and American-made quality continues to define MTS Forge's value proposition to manufacturers and procurement teams across the country.

Frequently Asked Questions

Is alloy steel good for forging?

Yes, alloy steel is one of the most preferred materials for forging. Its alloying elements—such as chromium, molybdenum, nickel, and vanadium—enhance strength, toughness, hardenability, and fatigue resistance compared to plain carbon steel. The forging process further refines alloy steel's grain structure, producing components with superior mechanical properties that are well-suited for high-stress applications in aerospace, defense, power generation, and oil and gas.

What is forged alloy steel?

What grades of alloy steel does MTS Forge work with?

What industries does MTS Forge supply alloy steel forgings to?

What is the maximum size and weight capacity for forgings at MTS Forge?

Does MTS Forge offer in-house heat treatment for alloy steel forgings?

What quality certifications does MTS Forge hold for alloy steel forgings?

Can MTS Forge produce custom alloy steel forgings to my exact specifications?

Have More Questions About Our Forging Capabilities?

Speak with our metallurgical experts to discuss your alloy steel forging requirements and get a tailored quote.

Our Forging Service Coverage

MTS Forge serves manufacturers and procurement teams across multiple key industrial states from our Coatesville, Pennsylvania headquarters.

Coatesville, PA

Headquarters

4 Key States

Primary Markets

10+ Sectors

Industries Served

Do We Supply Your Region?

Contact MTS Forge to confirm supply coverage and discuss your alloy steel forging project requirements.

Certified & Compliant

Awards and Recognition

Mil I 45208 certification badge for MTS Forge

Mil I 45208

Military inspection system standard for quality assurance.

NCA 3800 nuclear quality assurance certification for MTS Forge

NCA 3800

Nuclear quality assurance requirements for material suppliers.

Mil Q9858 military quality program certification for MTS Forge

Mil Q9858

Military quality program standard ensuring manufacturing excellence.

Get a Quote for Your Alloy Steel Forging Project

Share your project specifications and our metallurgical team will respond with a detailed, competitive quote. We serve aerospace, defense, nuclear, and industrial manufacturers with precision forgings backed by certified quality assurance.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (610) 857-3500. You can also send us a quick email at Fmicale@mtsforgepa.com