rubber pipe test plug , rubber end caps for pipe

rubber pipe test plug , rubber end caps for pipe what are our rubber pipe test plug , rubber end caps for pipe advantages? 1. Over 20 years working experience on rubber pipe test plug , rubber end caps for pipe manufacturing. 2. A group of professional technicians, using advanced equipment, operating under a complete scientific management system and testing for quality. 3. Good quality, timely delivery 4. ISO9001:2008 Quality System what are specification of our rubber pipe