Detailed Product Description Material:20 to 63 mm Certificate: CE; ISO9001 Pressure: PN2.5Mpa Features:Material:20 to 63 mmSizes: PN2.5MpaColors: Light grey, white or other colors on requestConnection: WeldingStandard: GB/T18742.2-2002; DIN8078Certification: CE, ISO9001Applications: Cold or hot water supply, heating system, wall heating and radiating systemAdvantages: High Temperature Resistance: ...