DS DS/EN ISO 13533/AC
DS DSEN SO 13533AC 2006-JUN-02 Petroleum and natural gas ndustres - Drllng and producton equpment - Drll-through equpment
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This standard specifies requirements for performance, design, materials, testing and inspection, welding, marking, handling, storing and shipping of drill-through equipment used for drilling for oil and gas. It also defines service conditions in terms of pressure, temperature and wellbore fluids for which the equipment will be designed.