Ganga R Ispat Metals is a trusted brand of industrial cast iron solutions, and customers who require CI Casting Manufacturers in India to meet various engineering needs can count on this company. Our products include grey cast iron and ductile iron manufactured and supplied in grades of FG 200, FG 220, FG 260, FG 300, EN-GJL and SG iron depending on the specifications of the customers. CI castings are created through heating and pouring molten iron in moulds to form components that have a particular dimension and mechanical characteristics.
We have a product line that consists of round bars of different diameters and lengths, sand-cast and continuous-cast, made to meet appropriate applications. Testing of chemical composition and mechanical properties, as well as Material Test Certificates (MTC) can be offered on an agreed basis. We are in favour of industrial needs in India and we provide specification-based castings in machinery, engineering parts and manufacturing uses.
Ganga R Ispat Metals is a CI castings Manufacturer in India, offering cast iron solutions for diverse industrial requirements. Our castings are produced and sold in various grades, sizes and specifications depending on the customer needs. With success as an emerging player in the industrial casting industry, we specialise in material selection, dimensionalities and manufacturing that is application-specific.
Our product line consists of cast iron in the form of ductile cast iron, grey cast iron and other cast iron products produced by use of the sand casting and continuous casting processes. We also strive to serve companies in need of a stable casting resource for industrial machinery, engineering materials, and other industrial purposes.
Cast iron chemical composition influences the graphite formation, hardness, machinability, strength and the casting behaviour. The correct chemical balance is related to the grade of the material used, the manufacturing process, geometry of the component and the properties needed.
It is due to this reason that CI casting chemical composition must be evaluated against the specification that is applicable as opposed to one general formula. Ganga R Ispat Metals has the potential of meeting the testing and documentation requirements of the given material by customers.
Any company seeking CI casting Suppliers in India should have a supply partner who comprehends the technicalities, quantity of orders, and delivery conditions. Ganga R Ispat Metals is a company that provides cast iron products to its customers who need materials to be machined, in operations involving fabrication, as well as in the production of industrial components.
The selection of our product and grade can be discussed in terms of your drawings, dimensions, application and necessary material properties. When placing repeat orders and bulk orders, it is usually beneficial to share common specifications to develop a clear anticipation when it comes to procurement and quality checks.
When businesses are seeking CI casting exporters in India, they should consider material requirements, packaging and shipping documentation, and destination market requirements before making a foreign order. Ganga R Ispat Metals invites enquiries of cast iron products to be used in local and foreign industrial purchases, based on the feasibility of the orders to be done and on the commercial terms.
Export requirements may vary depending on the destination, use and customer specifications. When a full technical and shipping description is given during the enquiry stage, this would achieve a clear picture of what is needed and how to deliver the product.
In assessing CI Casting Dealers in India, the industrial buyers should look at the specification of products, the identification of materials used, the documentation and whether the supplier is able to know his or her needs. Ganga R Ispat Metals provides a direct channel of contact to the businesses that require cast iron products, in particular grades and dimensions.
Customers can provide technical drawings, grade requirements, and quantities and applications and we can discuss these with them before placing an order. This assists in defining the scope of the product and minimises chances of having to choose a wrong material.
In the case of industrial procurement teams, CI casting wholesalers in India can be applicable when having a large quantity of material to source or when making a regular purchase. Ganga R Ispat Metals accommodates enquiries of cast iron products based on their desired grade, size and amount of order.
Our products are round bars which are casted in accordance with the product specification. Buyers are also allowed to negotiate what they expect to consume, how they want to receive it, and the documentations they need to receive in order to streamline procurement.
The material properties of grey iron and ductile iron are different and proper selection is significant. Grey cast iron usually provides good machinability, vibration damping and compressive performance. Graphite in ductile iron is in nodular form and is usually used to enhance tensile strength and ductility, which is usually better than the traditional grey iron.
Our team could consider your needs to determine an appropriate category of material before production or supply is approved.
EN-GJL-250 is a grey cast iron designation which is linked to a minimum tensile strength of 250 MPa under the standard test conditions. Another designation that is commonly used in grey iron is FG 200 cast iron; however, the grade equivalence should not be assumed without consulting the governing specification.
Ganga R Ispat Metals provides material based on customer needs and grade assurance will be done based on the agreed technical points.
Mechanical properties of cast iron define the response of a component to loads, wear, vibration and operating conditions. The properties necessary are determined by the grade, casting geometry, location of specimen and test method. Thus, tensile strength is not the only factor that should be taken into account when choosing materials.
Our products may be compared to technical requirements negotiated to supply the order to enable buyers to determine their suitability and then integrate the material into their manufacturing process.
The method of cast iron moulding affects the surface finish, dimensional accuracy and casting defects. Proper mould making, proper handling of metals and proper solidification are some of the considerations in the manufacture of cast iron products.
Ganga R Ispat Metals takes into consideration product specifications and testing requirements according to the agreed product specifications and testing when processing customer orders. Buyers are expected to pre-discuss critical dimensions, machining allowances and acceptance criteria.
The applications of CI casting are extensive in the realm of engineering, depending on the grade of material and design of the component used. Grey iron may be employed in applications where machinability is a factor, as well as in applications where vibration damping is important; ductile iron may be needed where higher tensile strength and ductility are essential.
This means that our CI casting products can be discussed based on the desired operating environment, design loads and the dimensions needed.
When choosing a cast iron casting company, the range of products, technical communication, documentation of materials, and the capacity to comprehend application requirements are to be evaluated. Ganga R Ispat Metals offers one-stop access to enquiries about grades, dimensions, production processes and testing services.
We will also simplify the process of material selection and discussions of orders with industrial buyers.
When the material grades, sizes and inspection requirements are well outlined, working with a cast iron components manufacturer can make procurement a lot easier. Engineering companies, industrial buyers and machining businesses are invited to provide their requirements to be evaluated.
Giving correct technical information in the stage of enquiry assists in deciding the right product and production path.
The procurement also requires reliable documentation and verifiable product information. Being an industrial casting manufacturer, Ganga R Ispat Metals can speak about the testing and inspection documentation needed in a specific order. Production should not be done without verification of the scope to ensure that the delivered material can be compared with what was agreed upon.
When a material and test results are issued with a certificate of the material test, support is provided through the traceability.
In case your business is in need of grey iron castings, ductile iron products or even round bars, Ganga R Ispat Metals would welcome your enquiries depending on your technical and commercial conditions. We are able to check the grade, dimensions, manufacturing process, quantity and inspection requirements and verify the feasibility and costs.
Call the team to talk about your next casting project and find an appropriate material specification to use in your application.
Physical & Thermal Properties
| Material | Density (g/cm³) | Thermal Conductivity (W/m·K) | Thermal Expansion (µm/m·°C) | Specific Heat (J/kg·K) | Melting Range (°C) |
|---|---|---|---|---|---|
| Grey Cast Iron (FG 150 – FG 350) | 7.0 – 7.3 | 45 – 55 | 10.0 – 11.5 | 460 – 500 | 1150 – 1200 |
| SG / Ductile Iron (SG 400/15 – SG 800/2) | 7.0 – 7.3 | 30 – 36 | 11.0 – 12.5 | 460 – 500 | 1150 – 1200 |
Mechanical Properties – Grey Cast Iron (IS 210)
| Grade | Tensile Strength, min (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB, typical) |
|---|---|---|---|---|
| FG 150 | 150 | Not specified | Nil / <1 | 130 – 180 |
| FG 200 | 200 | Not specified | Nil / <1 | 160 – 220 |
| FG 260 | 260 | Not specified | Nil / <1 | 180 – 230 |
| FG 300 | 300 | Not specified | Nil / <1 | 180 – 230 |
| FG 350 | 350 | Not specified | Nil / <1 | 207 – 241 |
Mechanical Properties – SG / Ductile Iron (IS 1865 / EN 1563)
| Grade | Tensile Strength, min (MPa) | Yield Strength 0.2%, min (MPa) | Elongation, min (%) | Hardness (HB, typical) |
|---|---|---|---|---|
| SG 400/15 | 400 | 250 | 15 | 135 – 175 |
| SG 450/10 | 450 | 310 | 10 | 160 – 210 |
| SG 500/7 | 500 | 320 | 7 | 170 – 230 |
| SG 600/3 | 600 | 370 | 3 | 190 – 270 |
| SG 700/2 | 700 | 420 | 2 | 225 – 305 |
| SG 800/2 | 800 | 480 | 2 | 245 – 335 |
| Material Type | Grade / Designation (IS) | Closest ASTM Equivalent | Closest EN Equivalent | Common Name / Description |
|---|---|---|---|---|
| Grey Cast Iron | FG 150 | ASTM A48 Class 20 / 25 | EN-GJL-150 | Low-strength grey iron |
| Grey Cast Iron | FG 200 | ASTM A48 Class 30 | EN-GJL-200 | General engineering grey iron |
| Grey Cast Iron | FG 260 | ASTM A48 Class 35 / 40 | EN-GJL-250 | Medium-strength grey iron |
| Grey Cast Iron | FG 300 | ASTM A48 Class 45 | EN-GJL-300 | High-strength grey iron |
| Grey Cast Iron | FG 350 | ASTM A48 Class 50 | EN-GJL-350 | High-strength, often alloyed grey iron |
| SG / Ductile Iron | SG 400/15 | ASTM A536 60-40-18 | EN-GJS-400-15 / 400-18 | Ferritic ductile iron |
| SG / Ductile Iron | SG 450/10 | ASTM A536 65-45-12 | EN-GJS-450-10 | Ferritic ductile iron |
| SG / Ductile Iron | SG 500/7 | Between A536 65-45-12 and 80-55-06 | EN-GJS-500-7 | Ferritic-pearlitic ductile iron |
| SG / Ductile Iron | SG 600/3 | Between A536 80-55-06 and 100-70-03 | EN-GJS-600-3 | Pearlitic-ferritic ductile iron |
| SG / Ductile Iron | SG 700/2 | ASTM A536 100-70-03 | EN-GJS-700-2 | Pearlitic ductile iron |
| SG / Ductile Iron | SG 800/2 | Between A536 100-70-03 and 120-90-02 | EN-GJS-800-2 | High-strength pearlitic ductile iron |
Casting Size Range (Indicative) [CONFIRM against your foundry capacity]
| Product Form | Size / Weight Range |
|---|---|
| Sand Castings (Grey Iron) | 0.5 kg to 2,000 kg per piece |
| Sand Castings (SG Iron) | 0.5 kg to 1,000 kg per piece |
| Machine Bases, Housings, Covers | As per customer drawing |
| Bulk / Series Production | As per customer requirement |
Weight Chart – Round Section (Approx.)
Density considered ≈ 7.20 g/cm³
| Diameter (mm) | Weight (kg/m) |
|---|---|
| 10 | 0.57 |
| 12 | 0.81 |
| 16 | 1.45 |
| 20 | 2.26 |
| 25 | 3.53 |
| 32 | 5.79 |
| 40 | 9.05 |
| 50 | 14.14 |
| 63 | 22.44 |
| 80 | 36.19 |
| 100 | 56.55 |
Quick Estimate for Any Casting: Weight (kg) = Volume (cm³) × 7.2 ÷ 1000. For SG iron, density is approximately 7.1 g/cm³.
Grey Cast Iron
| Grade | Carbon (C) | Silicon (Si) | Manganese (Mn) | Phosphorus (P) | Sulphur (S) |
|---|---|---|---|---|---|
| FG 150 | 3.4 – 3.7 | 2.2 – 2.8 | 0.5 – 0.8 | 0.30 max | 0.12 max |
| FG 200 | 3.2 – 3.5 | 1.8 – 2.4 | 0.6 – 0.9 | 0.20 max | 0.12 max |
| FG 260 | 3.1 – 3.4 | 1.6 – 2.2 | 0.6 – 0.9 | 0.15 max | 0.12 max |
| FG 300 | 3.0 – 3.3 | 1.5 – 2.0 | 0.6 – 0.9 | 0.15 max | 0.12 max |
| FG 350 | 2.9 – 3.2 | 1.4 – 1.9 | 0.6 – 0.9 | 0.12 max | 0.10 max |
SG / Ductile Iron
| Grade | Carbon (C) | Silicon (Si) | Manganese (Mn) | Phosphorus (P) | Sulphur (S) | Magnesium (Mg) |
|---|---|---|---|---|---|---|
| SG 400/15, 450/10 (Ferritic) | 3.5 – 3.9 | 2.2 – 2.8 | 0.40 max | 0.05 max | 0.02 max | 0.03 – 0.06 |
| SG 500/7, 600/3 (Ferritic-Pearlitic) | 3.5 – 3.8 | 2.0 – 2.6 | 0.30 – 0.60 | 0.05 max | 0.02 max | 0.03 – 0.06 |
| SG 700/2, 800/2 (Pearlitic) | 3.4 – 3.8 | 2.0 – 2.6 | 0.40 – 0.80 | 0.05 max | 0.02 max | 0.03 – 0.06 |
Manufacturing Process
| Step No. | Process | Description |
|---|---|---|
| 1 | Pattern Making | Patterns and core boxes are made from wood, resin or metal as per customer drawing, with shrinkage and machining allowances. |
| 2 | Raw Material Selection | Pig iron, steel scrap, foundry returns and ferro-alloys are selected and charged as per grade requirement. |
| 3 | Melting | Charge is melted in an induction furnace (or cupola) at approx. 1450°C – 1530°C. |
| 4 | Composition Control | Spectro analysis of the molten bath; Carbon, Silicon and Manganese are adjusted to the required chemistry. |
| 5 | Inoculation / Nodulizing | Grey iron is inoculated to control graphite structure. For SG iron, magnesium treatment is done to form nodular graphite, followed by inoculation. |
| 6 | Moulding & Core Making | Moulds are made using green sand, resin-bonded or no-bake sand; cores are placed as per design. |
| 7 | Pouring | Treated metal is poured at controlled temperature (approx. 1350°C – 1450°C) into the moulds. |
| 8 | Cooling & Shakeout | Castings are cooled in the mould for the required time, then separated from the sand. |
| 9 | Fettling & Cleaning | Gates, risers and flash are removed; castings are cleaned by shot blasting and grinding. |
| 10 | Heat Treatment (if required) | Stress relieving for grey iron; annealing or normalizing for SG iron to reach the required properties. |
| 11 | Machining (if required) | Rough or finish machining as per drawing tolerances. |
| 12 | Testing & Inspection | Chemical, mechanical (tensile, hardness), microstructure, dimensional and NDT checks (UT, MPI, dye penetrant) as per standard or customer requirement. |
| 13 | Surface Protection | Primer, black paint or rust-preventive coating applied before packing. |
| Industry | Application | Common Grades Used |
|---|---|---|
| Automotive | Brake drums, brake discs, flywheels, cylinder blocks | FG 200 / FG 260 |
| Automotive | Suspension parts, steering knuckles, differential housings | SG 450/10 / SG 500/7 |
| Pumps & Valves | Pump casings, impellers, bearing housings | FG 200 / FG 260 |
| Pumps & Valves | Valve bodies, pressure-bearing components | SG 400/15 / SG 450/10 |
| Machine Tools & Engineering | Machine beds, bases, gearbox housings, covers | FG 200 / FG 260 / FG 300 |
| Water & Sewerage | Manhole covers, gratings, frames | FG 150 / FG 200 / SG 400/15 |
| Water & Sewerage | Pipe fittings, flanges, couplings | SG 400/15 / SG 450/10 |
| Agriculture & Tractors | Housings, wheel hubs, counterweights | FG 200 / SG 450/10 |
| Railways | Brake blocks, track fittings | FG 200 / FG 260 |
| Compressors & Engines | Cylinder heads, crankcases, manifolds | FG 260 / FG 300 |
| Power & Wind Energy | Rotor hubs, machine frames, gearbox parts | SG 400/15 / SG 500/7 |
| Heavy Engineering & Mining | Gear blanks, liners, wear parts | SG 600/3 / SG 700/2 |
Packaging is a major part of every delivery, and we understand it very well. We supply many types of metals and other industrial metal products to make sure they reach our customers safely. We know products face many types of problems, such as vibration, moisture and rough handling therefore we follow a careful and organised packaging process. Our goal is simple: we deliver every product in the same strong and perfect condition as when it leaves our facility.
We check every order before packing it. The size, straightness, surface quality, grade, and quantity of each rod and bar are checked. We ensure that the material is correct as per the customer request. Once inspected, we sort the products by their size and grade of material. This will ensure that we maintain the order in everything and prevent errors in dispatch. Bundling and loading are also simpler and quicker.
After these steps, make sure to arrange the products in proper alignment so that they are straight and balanced. Then they are strapped down with industrial grade strapping. These straps keep the bundle secure during lifting and transportation. We include additional support to shorten bending or movement in longer rods. We also ensure that the straps do not tear the edges or the surface of the material. This cautious wrapping ensures the merchandise is secure throughout the delivery and transportation.
Sometimes metal can be damaged by moisture and changing weather conditions. We apply protective methods based on the shipment type and destination. We may use anti-rust coatings, moisture-resistant wrapping, or protective covers to prevent them. Our additional cover against humidity and corrosion is given to export shipments and coastal deliveries. These will assist us to retain the shine, surface finish and integrity of our metal products in the long-distance transportation.
In case of large orders and/or shipments to the export market, we offer extra protection. We pack them on heavy pallets or stuff them into tough wooden structures that can be transported all over the world. The packaging is dependent on the size and weight of the shipment. We ensure that the packing is able to withstand packing pressure and movement of containers. This strong outer coating secures the materials throughout their long trips, port services and storage in warehousing.
We have proper lifting equipment such as forklifts and cranes to load materials. Our team places the bundles carefully inside trucks or containers. We place them in such a manner that they do not roll or shift during the transportation. We balance the weight to minimise the weight on any section of the shipment. Our safe loading methods give us the chance to reduce the chances of being damaged in transit, whether it is along the road or the sea.
Ganga R Ispat Metals distributes its products in India and also in overseas markets. We provide transportation with trusted logistics vendors. In the case of domestic deliveries, we organise road transportation. In export orders, we meet the international shipping standards and container loading requirements. Each shipment will be planned based on the delivery schedules to make it arrive on time. Our well organized transport system assists us in delivering products in an efficient and safe way.
We make ready all papers preceding dispatch. These documents can be invoices, packing lists, and required certificates. Proper documentation assists in easy transportation and reduced time in clearance of customs when making export shipments. We have good records to promote transparency and professional service.
A well-structured packaging and transportation process directly impacts product performance upon delivery. Our approach ensures:
We believe that packaging is not just about wrapping materials — it is about protecting the value and reliability of the product until it reaches the client.
In Ganga R Ispat Metals, we suppose that safe packaging and transportation ensure the value of our products. To avoid bending, scratches, and corrosion, we make every effort to avoid transit damage. We consider packaging as our quality responsibility. We have a standard process; however, our packing techniques are changed according to the product size, order quantity, and destination.
We ensure that all the rods and bars are sold to our customers in a powerful, secure and working condition. We offer secure packaging or assured transportation as an additional service.
Cast iron is available in ductile cast iron (SG iron), grey cast iron and cast iron round bars of different grades, diameter, and lengths. They are applied in industrial machines, engineering components and machining applications, based on the material properties and specifications required.
Grey cast iron is machinable, vibration absorbing and compression resistant and is therefore used in machine bases, housings and machine equipment. Ductile cast iron has nodular graphite, which usually has high tensile strength and ductility, making it applicable in components that need increased strength and deformation resistance.
Cast iron round bars find extensive applications in machining, industrial machinery, engineering components, and equipment manufacturing. These come in various diameters and lengths to suit the particular needs with the right grade to be chosen depending on the strength, machinability, dimensional requirements and the purpose of use.
In choosing cast iron, the grade needed, chemical composition, tensile strength, hardness, machinability, component size, component operating conditions, and material standards to be used. Chemical analysis, mechanical tests, dimensional inspection, and a Material Test Certificate (MTC) can also be ordered as per the specifications of the order.
Ganga R Ispat Metals provides cast iron solutions to the needs of industries, such as grey cast iron, ductile cast iron, and round bars of varying sizes. The company also assists with customer-grade and dimensional needs, sand and continuous casting alternatives of the appropriate products, agreed chemical tests, mechanical tests, and Material Test Certificates (MTCs).
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