AerospaceEngineeringInsights A leading manufacturer of precision engineered aerospace products, Sigma supplies parts and services to civil and military aircraft platforms 5 May 20252 May 2025 Iain Ducts, Fabricated, aerospace, Aviation, Engineering, United Kingdom, China, 235, Sigma, Pipes 9 min read Sigma is a leading supplier of engineered aerospace products, primarily metallic pipes, tubes, ducts and fabricated... Read more
