Shandong, China
Business Type:
Manufacturer/Factory & Trading Company
Number of Employees:
Year of Establishment:
Management System Certification:
OEM/ODM Service
Sample Available

Manhole Cover, Ductile Iron, Auto Spare Parts manufacturer / supplier in China, offering Sand Casting Ductile Iron Manhole Cover, Hot Sale Top Quality B125 C250 D400 Manhole Grill Manufacturer supplier in China, Cheap Price Ductile Iron Heavy Duty Truck Brake Drum for Sale in China and so on.

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Sand Casting Ductile Iron Manhole Cover

Min. Order / Reference FOB Price
10 Tons US $1,314/ Ton
Port: Qingdao, China
Production Capacity: 800t/Year
Payment Terms: T/T
Material: Iron
Shape: Square
Certification: CE
Transport Package: Playwood Case
Trademark: tongyuan
Origin: Rizhao

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Basic Info.

HS Code
Sand Casting Ductile Iron Manhole Cover

SpecificationAccording to customer's drawing or sample.
Casting Weight0.1KG-3Tons
Casting StandardISO ,DIN, AISI, ASTM, BS, JIS, etc. 
Casting ToleranceCT7-CT8.
Surface RoughnessRa0.05-Ra50.
Heat TreatmentNormalizing, Annealing, Quenching,  Tempering,  etc.
Casting MaterialHigh grade ductile iron(QT1050-6)/(QT800-5)/(QT600-5), Grey iron, Stainless steel, Carbon steel.
Casting ProcessSand CastingIron based coated sand
Coated sand
Clay sand
Resin sand
Investment Casting
Lost Foam Casting
Vacuum process casting
Surface PreparationSand Blasting,  Plating, Galvanized, Spray-Paint, Passivating,Polishing,Electrophoresis, ,Machining,etc.
Inspection EquipmentTest equipment: Spectrum Analyzer, Hexagon CMM, Hardness test equipment, Tension test machine, E-coating testing equipments, Metalloscope.
Dimension InspectionCoordinate Measuring Machine (CMM),Calipers, Height Gauge, Micrometer Calipers, Inside Caliper Gauge, Angle and R Gauge,customized gauge, etc.
Product applicationOur products are widely used in many industries, such as automobile, truck, train, railway, fitness equipment, agricultural machinery, mining machinery, petroleum machinery, engineering machinery, shipbuilding, construction and other power equipment.
Sample production cycle30-45 Working days.
Sand Casting Ductile Iron Manhole Cover

Our comparative advantage:

1,Mature one-stop service system.
Tongyuan provides real one-stop service for all customers
(1)we are the source manufacturers, and our price has an absolute advantage.
(2)We have our own technology department to solve all-round problems related to product technology.
(3)We have a complete production line, products from raw materials to finished products are under our control.
(4)We have a strict product quality monitoring system to ensure the quality of our products and after-sales service."

2,Modern machinery and patented equipment.
The company's main production equipment includes: 4 intermediate frequency induction furnaces, one fully automatic clay sand production line, one coated sand casting line, and dozens of sets of auxiliary equipment such as shot blasting machines, coated sand manufacturing and recycling equipment, and automatic plastic spraying lines. The machining workshop has more than 50 sets of CNC machining centers, CNC lathes, milling machines, drilling machines and other processing equipment.
Sand Casting Ductile Iron Manhole Cover

3, Modern laboratory.
Every process of each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality of each batch of products is up to the standard. For example, we will carry out spectral inspection for each batch of raw material samples, and carry out tensile test for specific products  through tensile machine to ensure the tensile strength of products, etc."
Sand Casting Ductile Iron Manhole Cover

4, Wide application of products
The castings produced by Botai are widely used in various industries,such as construction vehicles, trains, railways, forklifts, agricultural machinery and other mechanical equipment.We can produce  all  kinds  of  castings  according  to  customer's  drawings  and  customer's requirements.

Sand Casting Ductile Iron Manhole Cover
Sand Casting Ductile Iron Manhole Cover

Sand Casting Ductile Iron Manhole Cover

Our main market
Sand Casting Ductile Iron Manhole Cover

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