The system is made as per ASTM (American Society for Testing of Materials) standards. The pipes are made as perASTM D-1785 and fittings are made as per ASTM D-2466 (for SCH 40 fittings) and ASTM D 2467 (for SCH 80 fittings). The pipes are plain ended in 3 meters lengths, in SCH 40 and SCH 80 pressure class.
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