1.ISO9001-2008.
2.Has advanced euipment and over 15 years experience.
3.price: competetive price , Precision made.Experience & Reasonable QC that you can reply on.
4. Process: Precision made.Experience & Reasonable QC that you can reply on Each part would be given 100% test and tryout before shipment.
 5. Adequate supply capacity. Punctual delivery time.

Material: Made of spheroidal graphite ductile iron according to ISO 1083 (Type 500-7) and EN1563.
Installation area: D-400 class to EN-124. Group 4. Roads, pedestrian ways, stabilized verges and car park areas for all kind of vehicles.
Product certification: EN 124 Bureau Veritas Quality International 2001. BENITO URBAN products are duly manufactured and certified to AENOR N ALTA
CORA, S.L. trademark.
Coating: Non-toxic, inflammable and non-contaminant water-soluble black paint.
Surface: slippery-proof metallic cover.



Products:
Company Profile:
We mainly undertake the casting parts,machined parts and other products.Our Import and Export Department have many years experiences of foreign trade,products are mainly exported to the United States,Denmark,Italy,Russia,Australia etc.



Testing:
 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. 
D400 Clear Opening 400mm  Casting manhole cover/cast iron manhole cover price
 Clear Opening: 390*390mm
 Frame size: 490*490mm
 Frame depth: 75
 Testing Loading: D400
 Material: Ductile iron GGG500-7&400-12
 Standard : EN124


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(JISG 5502-2001),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
2)Processes:
  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.


Quality First,Pric Best,Service Foremost !
We assure you of our best services at all times !

1. 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.
 
2. Q: Do you provide OEM Service?
     A: Yes, we provide OEM Service.
 
3.  Q: Do you provide customized products?
      A: Yes. Customers give us drawings and specifications, and we will manufact accordingly.
 
4. Q: What is your payment term?
     A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.