Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

Flywheel, Machine, Tree Grates manufacturer / supplier in China, offering OEM Iron Casting Manhole Cover Frames for Drainage System, OEM Custom Sand Casting Small Spin Bike/Treadmill/Fitness Flywheel, OEM Exercise Bike Steel Sand Casting Price for Spinning/Gym/Motorcycle Flywheel and so on.

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OEM Iron Casting Manhole Cover Frames for Drainage System

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Purchase Qty. / Reference FOB Price
1-4 Tons US $700
5+ Tons US $600
Port: Qingdao, China
Production Capacity: 500ton/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal
Type: Clay Dry Sand
Casting Method: Thermal Gravity Casting
Sand Core Type: Resin Sand Core
Application: Machinery Parts
Machining: Machining Center
Material: Iron

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Basic Info

Model NO.: As your drawings
Surface Treatment: Electroplating
Surface Roughness: Ra6.3
Standard: ASME
Certification: ISO 9001:2008
Item: OEM Iron Casting Manhole Cover Frames for Drainage
Brand Name: Shengao,OEM
Size: 200-1200mm
Weight: 30kgs
Process: Sand Casting + Machining
Raw Material: Ductile Iron, Cast Iron, Qt500
Casting Tolerance: CT 7 ~ CT 8
Surface Finish: Ra 6.3
Dimensions: as Per Drawing
Surface: Polishing, Anodising, Powder Coating
Trademark: Shengao
Transport Package: Pallet, Iron Frame, Flywood Box.
Specification: SGS
Origin: Weifang City, Shandong Province
HS Code: 7325109000

Product Description

OEM Iron Casting Manhole Cover Frames for Drainage System

We can produce all kind of manhole cover with customers' drawing or sampe. 
OEM and ODM are welcomed. 

Major products:
manhole cover; manhole; national manhole covers; drain covers; manhole covers for sale; recessed manhole covers; cast iron manhole covers; manhole covers round; manhole cover manufacturers; double sealed manhole cover; sewer cover; cast iron drain cover; heavy duty manhole covers; round manhole covers; metal drain covers; sealed manhole covers; manhole cover and frame; manhole frame; square drain cover; round drain covers; sewer manhole cover; manhole cover supplier; sewer covers drain covers; replacement manhole cover; ductile iron manhole cover; large manhole covers; recessed drain cover; manway cover; metal manhole cover; manhole cover frame; main hole cover; drainage manhole; drain grate covers; sewer drain cover; circular manhole covers; manholecovers; cast iron cover; 

OEM Iron Casting Manhole Cover Frames for Drainage System

OEM Iron Casting Manhole Cover Frames for Drainage System
Characteristics of our manhole cover:
 1. Material: cast gray iron, ductile iron.
 2. Shape: round, square, rectangle and triangle. 
 3. Diameter: from 200mm to 1200mm. 
 4. Weight: from 7kg to 154kg or according to customers' requirment 
 5. Packing: in wooden  pallet with plastic layer 
 6. Annual output: 10,000 tons 
 7. Coating: black bitumen or Coating as per customers' requirement
 8. Use :municipal engineering, Traffic, pavement ,electronics,telecom, cable, petroleum, chemical industry, or drainage system and industrial facilities of valve well.

1. Advantage of our Manhole Covers 
   1) Can supply all kinds of load class Product such as A15/B125/C250/D400/E600/F900
    2) Against theft and safety, double sealed, watertight type
    3)material No. GGC50(DIN1693-73),QT500-7(GB/T1348-1988), 80-55-06(ASTM A536), FCD500(JISG5502-2001),500/7(BS2789:1985).
   4)Free charge of design.
   5) 3 day pay for ready if the request in storck.
 2. Detailed information of manhole cover
1) Various manhole cover made by GX Foundry strictly conform to standard and free from sand holes, blowholes,distortion or any other defects
  a) Automatic machine lines
  b) Moulding boards
  c) Green sand with hand moulding
3)Guarantee: GX Foundry will replace any heavy duty castings that have been properly installed and broken in normal use,free of charge after receipt of the broken castings.

OEM Iron Casting Manhole Cover Frames for Drainage System
OEM Iron Casting Manhole Cover Frames for Drainage System
nameOEM Iron Casting Manhole Cover Frames for Drainage System
materialductile iron GGG50/7, gray iron
Size600*600,840*840, 850*850 or as per customers' drawing
paintbituminous black
advantageNon-slip and safe, easy installation, easy to clean, excellent anti-pressure and attractive appearance
moldingDISA Line
processDrawing-mould making-raw casting-sand blasting-rough machining-surface treatment-product inspection
applicationfootway, pedestrians, car parks, aircraft pavements
certificateBSI, ISO9001:2000
Strict quality controlTensile strength: 500Mpa                        Yield stress :  320Mpa
Elongation rate :  7%
Hardness: HBS170-230                   
Main productsManhole covers and grates, Furnace, bases, Machinery parts, cookers, Valve bodies, pipe fittings, Auto parts
other informationwe can cast and process any type of iron casting products according to customers' drawing or samples
   Size( customized available for other dimensions)
Order No.Inner diagratingOuter diaHeightWeight(kg)Pressure(KN)
F0536-1252 x 252326 x 326360 x 3603613.5C250
F0536-2350 x 350400 x 400470 x 4704020C250
F0536-3450 x 450500 x 500580 x 5805032C250
F0536-4550 x 550600 x 600680 x 6805039C250
F0536-5350 x 350400 x 400500 x 50010036.2D400
F0536-6450 x 450500 x 500600 x 60010049D400
F0536-7560 x 560600 x 600700 x 70010062D400
Material composition:
Tensile strength560MpaYield strees340Mpa
Elongation rate7.5%Hardness210HBS
Material GJS500-7(GGG50)StandardEN 124
 OEM Iron Casting Manhole Cover Frames for Drainage System

Q: Why choose Shengao product?
A: We shengao have our own plant-- Weifang Shengao machinery Co.,Ltd, therefore, we can surely promise  the quality of every product and provide you comparable price.
Q: Do you provide OEM Service?
A: Yes, we provide OEM Service.
Q: Do you provide customized manhole covers?
A: Yes. Customers give us drawings and specifications, and we will manufact accordingly.
Q: What is your payment term?
A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.

OEM Iron Casting Manhole Cover Frames for Drainage System

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OEM Iron Casting Manhole Cover Frames for Drainage System


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