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Forged Cylinders & Blocks by MTS Forge

MTS Forge delivers precision-forged cylinders and blocks engineered for the most demanding industrial applications — from aerospace and defense to power generation and gas & petroleum. With nearly 40 years of metallurgical expertise, in-house tooling capabilities, and rigorous quality assurance, we produce components that outlast and outperform machined alternatives, giving manufacturers in Pennsylvania and beyond a reliable, cost-effective forging partner.

Precision forged steel cylinders and blocks at an industrial forge facility

Our Forged Cylinders & Blocks Services

From upset forgings to custom cylinder profiles, we produce forged components in virtually all grades for critical industrial applications.

Upset Forgings & Cylinders

Production of upset forgings, rings, and cylinders in nearly all commercially available grades. We accommodate forging diameters up to 26 inches and individual piece weights up to 1,500 pounds.

Contour Forging

Contour forging services using a diverse range of materials including duplex stainless steels like Ferralium 255, delivering near-net shapes that minimize downstream machining and material waste.

Custom Forgings

Custom-forged cylinders and blocks tailored to exact customer specifications. Combining advanced technology with time-honored craftsmanship, every component meets the highest standards of durability and performance.

Heat Treatment

In-house normalizing heat treatment performed at our Coatesville, PA facility, refining grain structure and relieving internal stresses to improve tensile strength, toughness, and machinability of forged cylinders.

Rough Machining

In-house rough machining applied immediately after forging to bring cylinders and blocks close to near-net shape, reducing lead times and eliminating the need for customers to source a separate machining vendor.

Special & Section III Forgings

Special forgings in 316-L Stainless Steel for Section III nuclear applications, manufactured under a comprehensive Quality Assurance Program encompassing Mil I 45208, NCA 3800, and Mil Q9858 standards.

Metallurgical Expertise

Precision Forged Cylinders Built for Demanding Environments

MTS Forge produces forged cylinders and blocks for industries where component failure is not an option. Our upset forging process yields a superior grain structure compared to machined bar stock, delivering stronger, denser parts at lower unit costs. Operating from our Coatesville, PA facility — where mid-Atlantic industrial heritage meets advanced forging technology — we serve aerospace, defense, commercial nuclear, and power generation customers who require complete material traceability and certified quality assurance on every piece.

Close-up of a precision forged steel cylinder with refined grain structure
Trusted By Industry

Success Stories

See how MTS Forge delivers precision forged cylinders that meet the strictest aerospace, defense, and power generation specifications.

"MTS Forge's upset forgings and cylinders are exceptional. We've been using their 1200-pound capacity components for five years with zero quality issues. Their metallurgical expertise truly shows in every part."

James Hendricks

"We had a critical cylinder forging specification that three other vendors couldn't match. MTS Forge solved it within two weeks using their closed die forging process. The precision and consistency saved us thousands in machining costs."

Michelle Chen

"For aerospace applications, cylinder forging quality is non-negotiable. MTS Forge's Mil I 45208 certification and complete traceability program give us confidence. Their 40-year track record speaks volumes about their commitment to excellence."

Robert Sullivan

"Our production line needed emergency cylinder components with a 10-day turnaround. MTS Forge delivered with their rough machining service included, eliminating the need for secondary vendors. Their responsiveness saved our project."

David Martinez

"The value proposition is unbeatable—their closed die forging process reduced our material waste by 35% compared to traditional bar stock machining. Combined with in-house heat treatment and rough machining, our delivered costs dropped significantly."

Lisa Thompson

"We've partnered with MTS Forge for over a decade on custom forgings for nuclear applications. Their Quality Assurance Program compliance, normalizing heat treatment expertise, and dedication to service make them indispensable to our supply chain."

Kenneth Moore

"Their contour forging capabilities and in-house tooling design eliminated our need for multiple vendors. The technical precision they achieve with materials like Ferralium 255 and the speed of delivery consistently exceed industry standards."

Angela Foster

"As a procurement strategist in aerospace, I evaluate cylinder forging suppliers constantly. MTS Forge's market positioning as a Made in America leader with cutting-edge technology and expert craftsmanship makes them our preferred strategic partner for next-generation platforms."

Victor Rosenberg

"MTS Forge's upset forgings and cylinders are exceptional. We've been using their 1200-pound capacity components for five years with zero quality issues. Their metallurgical expertise truly shows in every part."

James Hendricks

"We had a critical cylinder forging specification that three other vendors couldn't match. MTS Forge solved it within two weeks using their closed die forging process. The precision and consistency saved us thousands in machining costs."

Michelle Chen

"For aerospace applications, cylinder forging quality is non-negotiable. MTS Forge's Mil I 45208 certification and complete traceability program give us confidence. Their 40-year track record speaks volumes about their commitment to excellence."

Robert Sullivan

"Our production line needed emergency cylinder components with a 10-day turnaround. MTS Forge delivered with their rough machining service included, eliminating the need for secondary vendors. Their responsiveness saved our project."

David Martinez

"The value proposition is unbeatable—their closed die forging process reduced our material waste by 35% compared to traditional bar stock machining. Combined with in-house heat treatment and rough machining, our delivered costs dropped significantly."

Lisa Thompson

"We've partnered with MTS Forge for over a decade on custom forgings for nuclear applications. Their Quality Assurance Program compliance, normalizing heat treatment expertise, and dedication to service make them indispensable to our supply chain."

Kenneth Moore

"Their contour forging capabilities and in-house tooling design eliminated our need for multiple vendors. The technical precision they achieve with materials like Ferralium 255 and the speed of delivery consistently exceed industry standards."

Angela Foster

"As a procurement strategist in aerospace, I evaluate cylinder forging suppliers constantly. MTS Forge's market positioning as a Made in America leader with cutting-edge technology and expert craftsmanship makes them our preferred strategic partner for next-generation platforms."

Victor Rosenberg

"MTS Forge's upset forgings and cylinders are exceptional. We've been using their 1200-pound capacity components for five years with zero quality issues. Their metallurgical expertise truly shows in every part."

James Hendricks

"We had a critical cylinder forging specification that three other vendors couldn't match. MTS Forge solved it within two weeks using their closed die forging process. The precision and consistency saved us thousands in machining costs."

Michelle Chen

"For aerospace applications, cylinder forging quality is non-negotiable. MTS Forge's Mil I 45208 certification and complete traceability program give us confidence. Their 40-year track record speaks volumes about their commitment to excellence."

Robert Sullivan

"Our production line needed emergency cylinder components with a 10-day turnaround. MTS Forge delivered with their rough machining service included, eliminating the need for secondary vendors. Their responsiveness saved our project."

David Martinez

"The value proposition is unbeatable—their closed die forging process reduced our material waste by 35% compared to traditional bar stock machining. Combined with in-house heat treatment and rough machining, our delivered costs dropped significantly."

Lisa Thompson

"We've partnered with MTS Forge for over a decade on custom forgings for nuclear applications. Their Quality Assurance Program compliance, normalizing heat treatment expertise, and dedication to service make them indispensable to our supply chain."

Kenneth Moore

"Their contour forging capabilities and in-house tooling design eliminated our need for multiple vendors. The technical precision they achieve with materials like Ferralium 255 and the speed of delivery consistently exceed industry standards."

Angela Foster

"As a procurement strategist in aerospace, I evaluate cylinder forging suppliers constantly. MTS Forge's market positioning as a Made in America leader with cutting-edge technology and expert craftsmanship makes them our preferred strategic partner for next-generation platforms."

Victor Rosenberg
The MTS Forge Difference

Why Choose MTS Forge?

Nearly four decades of metallurgical expertise and American manufacturing excellence set us apart on every forging project.

Metallurgical Expertise

Founded by metallurgists, our team brings deep material science knowledge to every forged cylinder and block we produce.

In-House Tooling

Our large tooling inventory and in-house design capability let us produce complex cylinder shapes cost-effectively without outsourcing.

Certified Quality

We operate under Mil I 45208, NCA 3800, and Mil Q9858 programs, ensuring full traceability for defense and nuclear customers across Pennsylvania and beyond.

Made in America

Every forged cylinder and block is manufactured at our Coatesville, PA facility, supporting domestic supply chains for critical aerospace and defense programs.

Meet the MTS Forge Team

Experienced metallurgists and forging specialists dedicated to your component's success.

Stephen Carr

Co-Founder

Stephen Carr co-founded Manufacturing & Technical Services, Inc. in 1986 alongside Edward Waddell, building MTS Forge from the ground up on two core principles: quality and service. With a strong metallurgical background and extensive hands-on knowledge of forging practices, Stephen has been instrumental in shaping the company's technical capabilities and reputation. Under his leadership, MTS Forge has grown into a recognized leader in the domestic forging industry, serving aerospace, defense, commercial nuclear, and power generation customers from the company's Coatesville, Pennsylvania facility. His commitment to material science and manufacturing excellence continues to drive the company's investment in advanced forging technology and its ability to meet the most demanding customer specifications.

Edward Waddell

Co-Founder

Edward Waddell co-founded MTS Forge in 1986 alongside Stephen Carr, establishing the company with a vision of delivering high-quality forging solutions to America's most demanding industries. Edward brings a comprehensive metallurgical background and deep expertise in forging practices, contributing directly to the company's technical standards and quality culture. His work has helped MTS Forge develop a robust Quality Assurance Program and a team of highly trained forging associates capable of producing components to military, nuclear, and aerospace specifications. Edward's commitment to innovation and customer satisfaction has been a defining force in the company's growth and its standing as a trusted American forging manufacturer serving customers in Pennsylvania, Iowa, Kentucky, and Texas.

Frequently Asked Questions

What is open die forging of a cylinder?

Open die forging of a cylinder involves shaping heated metal between flat or contoured dies that do not fully enclose the workpiece. The operator progressively works the billet under a press or hammer, elongating and rounding it into a cylindrical form. This process refines the grain structure throughout the material, producing cylinders with improved mechanical properties, greater structural integrity, and enhanced fatigue resistance compared to machined bar stock.

What are the benefits of a forged engine or structural block?

What materials are available for forged cylinders at MTS Forge?

What are the maximum size and weight limits for your forged cylinders?

Do you offer heat treatment for forged cylinders?

Which industries do you serve with forged cylinders and blocks?

Can MTS Forge handle rough machining after forging?

What quality certifications and standards does MTS Forge operate under?

Have More Questions About Our Forgings?

Speak with our metallurgical experts for technical guidance and a tailored forging solution.

Certified & Compliant

Awards and Recognition

Mil I 45208 military certification badge

Mil I 45208

Military inspection system requirements certification ensuring process integrity.

NCA 3800 nuclear quality assurance certification badge

NCA 3800

Nuclear component quality assurance certification for commercial nuclear applications.

Mil Q9858 military quality program certification badge

Mil Q9858

Military quality program requirements certification covering full production traceability.

Request a Quote for Forged Cylinders & Blocks

Submit your requirements and our metallurgical team will respond with technical guidance and a competitive forging quote tailored to your specifications.

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