High quality square and round ductile cast iron manhole cover
All castings shall be smooth and free from sand holes, blow holes, distortion or any other defects.
With annual production capacity of 35,000 tons, our major equipments include 2 sets of automatic moulding lines, 4 sets of 5-ton cupola, 2 sets of load test machines, 1 epoxy coating machine, 3 sets of core-shooting machines, 3 sets of shot blasting machines, 2 sets of water pressure machines, 2 Machining workshops and all necessary chemical and physical test facilities.
GUARANTEE: SYI Foundry will replace any Heavy Duty covers/Gratings, that has been properly installed and broken in normal use, free of charge after receipt of the broken casting. Manufactory Anhole Cover/ Pit Cover Grate Design & Production Facility & Quality Control :DesignManufactory Anhole Cover/ Pit Cover GrateProduction FacilityBesides traditional hand moulding, we also use Automatic Moulding Lines to manufacture Manhole covers for better surface condition and dimension accuracy. Manufactory Anhole Cover/ Pit Cover GrateQuality Control Quality Control Department ↓ ↓ ↓ Raw Material InspectionRaw Material inspection including chemicalcomponents analysis, tensile strength test and etc. Quality Control GroupsDimensions TestManufacture process InspectionProcess Inspection including sand cleaning, assembling, packing and coatingFinal Inspection including delivery marks and etc.Particular Tests for different products, such as Load Test, Hydro Test and etc. LaboratoryChemical ComponentsMicrostructure TestTensile StrengthManufactory Anhole Cover/ Pit Cover GratePermanent Set and Load Test Manufactory Anhole Cover/ Pit Cover Grate
An independent Quality Control is supervised directly by General Manager and responsible for following duties:
2. Tel: 0086 351 2027764
3. Fax: 0086 351 40409624.Website: www.syigroup.com www.syipipeline.com www.syifoundry.com www.syiforgings.com You will get our quick reply! -------------------------------------------------------------------Best regardsSYI Group Contact us if you need more details on Sewer Cover. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Cast Iron Manhole Cover、Hinged Manhole Cover. If these products fail to match your need, please contact us and we would like to provide relevant information.
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