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1. Product Specification:
Ductile Iron conforming to ASTM A536 Grade 65-45-12)
·The Angle-pad coupling adjusts to standard pipe and roll or cut groove tolerance.
·The angle-pad design allows the coupling housings to slide along the bolt pads when tightened.
Working Pressure is based on roll grooved standard wall carbon steel pipe.
2. Material and standard
3. Production Process