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  3. 三協製作所 本社事務所
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Machine elements and parts
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三協製作所 本社事務所

EstablishmentJuly 1, 1974
capital5500Ten thousand
number of employees48
addressKanagawa/Tsuzuki-ku, Yokohama-shi/4th Floor, Hiramoto Building, 1-28-11 Nakagawa Chuo
phone045-532-4141
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last updated:Oct 24, 2025
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三協製作所 List of Products and Services

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Technology Introduction Technology Introduction
What is CFRP? What is CFRP?
Examples of CFRP applications Examples of CFRP applications
Comparison of properties between CFRP and various materials. Comparison of properties between CFRP and various materials.
Moldable shape Moldable shape
List of Corner Pipe and Round Pipe Molding Types List of Corner Pipe and Round Pipe Molding Types
High rigidity CFRP/metal composite pipe High rigidity CFRP/metal composite pipe
Q&A about CFRP Q&A about CFRP
List

List of Corner Pipe and Round Pipe Molding Types

This is a list of corner pipe and round pipe molding types.

Sankyo Manufacturing Co., Ltd. Company Profile

Leave the analysis/design, molding, and processing assembly of products made from difficult-to-machine materials to us.

Sankyo Manufacturing Co., Ltd. conducts analysis, design, molding, and assembly of products made from materials such as plastics, glass fiber reinforced composites (GFRP), carbon fiber reinforced composites (CFRP), and difficult-to-cut materials like non-ferrous metal ceramics. Utilizing processing technologies developed over 40 years, we strive to provide prompt and suitable solutions to meet the diverse needs and requests of our customers, ranging from functional components that support daily life to advanced high-function structural materials. 【Business Activities】 ■ Design, molding, processing, and assembly of various plastics ■ Design, molding, processing, and assembly of various composites ■ Grinding and cutting processing of various new materials ■ Design and manufacturing of automatic machines and conveyors *For more details, please refer to the PDF document or feel free to contact us.

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List of Corner Pipe and Round Pipe Molding Types

List of Corner Pipe and Round Pipe Molding Types

【Overview】 We accept processing into various shapes according to customer specifications. In particular, for round and square pipes, which are often used as structural materials such as trusses, we have a wide variety of molds available for shaping, and we respond quickly to orders. Additionally, shaping into polygons such as triangles and hexagons, as well as elliptical shapes, is also possible. ● List of molds for square and round pipes The wall thickness of the products can be set arbitrarily from 0.5mm. *For more details, please visit our website. ★For more information, please request materials or download the documents★

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