Founded in 1960, Cleveland’s Welded Ring Products Co. is known for supplying circular metal components to demanding industries, with aerospace work that has continued for more than 36 years. The company is certified to supply aircraft-engine makers worldwide and holds AS9100D with ISO 9001:2015 certification.
AS9100D with ISO 9001:2015 Certified
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Nadcap Certified — Heat Treating
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Nadcap Certified — Materials Testing
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Nadcap Certified — Welding
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Conflict Mineral Statement
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Pratt & Whitney America Approved
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Pratt & Whitney Canada Approved
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GE Approved
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MTU Approved
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American RingFamily-owned American Ring grew from a Cleveland manufacturer’s representative business established in 1957 into a precision-component manufacturer serving American industry for more than 65 years. Today, its engineers work directly with customers to develop retention solutions for demanding fields such as aerospace and automotive, backed by certified quality systems.SOLON, OH
SIFCO Industries, IncFounded in 1913, Cleveland-based SIFCO Industries makes performance-critical forged and machined components for aerospace, defense and energy customers. Its two U.S. facilities pair closed- and open-die forging with integrated finishing, while its Orange operation specializes in precision near-net-shape aluminum forgings and assemblies. SIFCO supplies components ranging from aircraft structural parts to turbine hardware and maintains ISO 9001:2015, AS9100D and NADCAP accreditations.CLEVELAND, OH
Ferrotherm LLCSince the late 1940s, Cleveland-based Ferrotherm has manufactured precision components for the global turbine engine industry, with particular expertise in honeycomb brazed parts. Its 78,000-square-foot facility combines extensive in-house machining and repair capabilities, and the company supplies aerospace and military programs while holding ISO 9001 and AS9100 certifications.CLEVELAND, OH
Sheet Metal ProductsFounded in Cleveland in 1923, Sheet Metal Products has grown from a job shop into a contract manufacturer of fabricated metal parts and assemblies. The Mentor company now operates 105,000 square feet of manufacturing space, drawing on more than 700 years of combined employee experience and a workforce that includes third-generation employees. Its century-long history includes supporting defense-related industries during World War II and the Korean Conflict, while ISO certification has been part of its quality program since 2001.MENTOR, OH