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JINCHENG Plastic PP and PE Underground Inspection Manhole with 4 Derivations

Beschreibung

♣PRODUCT DESCRIPTION

Internal diameter Inspection well
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

Outside diameter Inspection well
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

Artikel	Bedingung				Requirement
Load	Static load	≤315mm		25KN	No crack
		450mm		45KN
		630mm		60KN
Impact resistant	20℃ ± 2℃, 1kg, 90° of drop hammer, 2.5m				No breakdown
Negative pressure test	Normal temperature 20℃~25℃	Base diameter (mm)		Air pressure(1000H)	No crack
		≤450		-0.03MPa
		>450		-0.01H MPa
Resistance to shear	Pipe joint diameter de/mm			Load KN	No crack
	400			6
	500			8
	≥630			10
Sealing performance	Body connection	0.05MPa Water pressure			No leakage
	Pipe connection	Radial deformation	23℃± 2℃ pipe deformation 10 hole pipe socket deformation 5%	0.005MPa hydraulic Druck (15Mindest)	No leakage
				0.05MPa hydraulic Druck (15Mindest)	No leakage
				-0.03MPa hydraulic pressure (15Mindest)	≤-0.027MPa
		Angle deflection	23℃± 2℃ DN/OD≤315,2° 400≤DN/OD≤630,1.5° DN/OD>630,1°	0.005MPa hydraulic Druck (15Mindest)	No leakage
				0.05MPa hydraulic pressure(15Mindest)	No leakage
				-0.03MPa hydraulic pressure(15Mindest)	≤-0.027MPa

♣ CONSTRUCTUON PROCEDURE