♣PRODUCT DEscriptION 315*200
315*225
315*300
450*200
450*225
450*300
450*400
500*225
500*300
500*400
500*500
630*225
630*300
630*400
630*500
630*600
700*300
700*400
700*500
700*600 200*110E
200*160E
315*160E
315*200E
315*250E
315*315E
450*250E
450*315E
450*400E
500*250E
500*315E
500*400E
500*500E
♣TECHNICAL PARAMETERS
Item Condition Requirement Load Static load ≤315mm25KN No crack 450mm45KN630mm 60KN Impact resistant20℃ ± 2℃, 1kg, 90° of drop hammer, 2.5m No breakdownNegative pressure test
Normal temperature
20℃~25℃ base diameter (mm) Air pressure(1000h)No crack≤450 -0.03MPa >450-0.01 MPa Resistance to shearPipe joint diameter de/mm Load KNNo crack
4006500 8 ≥630 10 Sealing performance Body connection0.05MPa Water pressure No leakage
Pipe connectionRadial deformation
23℃± 2℃
pipe deformation 10 hole pipe socket deformation 5%
0.005MPa hydraulic
pressure (15min) No leakage 0.05MPa hydraulic
pressure (15min) No leakage -0.03MPa hydraulic pressure (15min) ≤-0.027MPaAngle deflection
23℃± 2℃
DN/OD≤315,2°
400≤DN/OD≤630,1.5°
DN/OD>630,1° 0.005MPa hydraulic
pressure (15min) No leakage 0.05MPa hydraulic pressure(15min) No leakage -0.03MPa hydraulic pressure(15min) ≤-0.027MPa
♣ ConSTRUCTUON PROCEDURE
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