Sigma Fasteners, Inc Earns American Petroleum Institute 20E Monogram
Houston, Texas, May 19, 2016 – Sigma Fasteners, Inc., a manufacturer, and distributor of engineered and high-pressure bolting products, announced today that it received an American Petroleum Institute (API) 20E Monogram License to manufacture API 20E bolting at its original facility in Houston, Texas. Sigma also earned API Spec Q1, 9th edition Certification for the Manufacture and Distribution of Fasteners, Coating, and Plating of Customer Parts for the Oil and Gas Industries. (…)
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