Pipe threads where pressure tight joints are made on the threads - Taper external threads and parallel internal threads. Dimensions, tolerances and designation not-eligible HD 214 S2:1980

HD 214 S2:1980

electrical apparatus complying with this standard is intended for use in hazardous areas in which explosive gas atmospheres

abnormal operation and fault conditions

The scope of the SMS

Pipe threads where pressure tight joints are made on the threads - Taper external threads and parallel internal threads. Dimensions, tolerances and designation not-eligible HD 214 S2:1980BS EN 10226 1: 2004 Pipe threads where pressure tight joints are made on the threads. Taper external threads and parallel internal threads. Dimensions, tolerances and designation BS EN 10226 1 specifies the requirements for thread form, dimensions, tolerances and designation for jointing pipe threads, sizes 1 16 to 6 inclusive. It applies to joints made pressure tight by means of mating of the threads. These threads are taper external and parallel