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The Rapid Opening Closure (ROC) provides a quick opening access point to pipelines or pressure vessels, for the installation / removal of equipment. The Rapid Opening Closure (ROC) is
designed in accordance with ASME VIII Divison 1, ASME B31.4 (Oil & Liquid Products Code) & ASME B31.8 (Gas Pipeline Code).
• Range from 6″ns up to to 72″ns
• ASME Class rating up to ASME Class 2500