Gun Metal Bars are durable non-ferrous metal components that are an alloy of copper, tin, and zinc that feature impressive attributes such as being corrosion-resistant, very strong, wearing resistant, and very easy to machine. These bars are employed in places where high load-bearing capacity and durability is required. Ganga R Ispat Metals offers high quality Gun Metal Bars that promise dependable performance in engineering and industrial applications.
Ganga R Ispat Metals is a well-known Top Gun Metal Bars Manufacturer in Bhilai, offering gun metal bars in different types, sizes, specifications, and grades to meet diverse customer requirements. These gun metal bars find extensive applications in the manufacture of bushes, bearings, valve components, pump components, marine machinery, precision engineering components, shafts, and machinery parts. They possess impressive resistance to friction, pressure, and corrosion, thus are very suitable for marine, chemical processing, power generation, mining, water treatment, and heavy engineering industries.
The Gun Metal Bars provide superior machinability, excellent surface finish, and high structural stability and hence are best suited for the fabrication of intricate components. The Ganga R Ispat Metals guarantees that all Gun Metal Bars undergo stringent quality control tests to verify their chemical content, size, strength, and longevity. Because of their consistent quality, customization services, large quantities, and prompt delivery, the gun metal bars are highly favored by numerous industries.
Durability-dependent industries do not leave material selection to chance. Gun metal bars have earned their standing across marine, hydraulic, and industrial manufacturing because they do what other materials do not. Gun metal bars resist wear, corrosion, and heavy loads. These bars are the backbone of components that decide the fate of a system. This page discusses the reasons which make these bars an industrial favorite.
Ganga R Ispat Metals is one of the trusted Gunmetal Bar Manufacturers in Bhilai. Their gunmetal bars have a perfect chemistry and a uniform cross-section. Each rod is subjected to rigid quality control tests when leaving the company, thus ensuring the rods' industrial utility. Their rods are cast and finished to a standard that is adequate for bushings and fittings of machine tools that are robust and heavy.
Gun metal begins its life as liquid metal and cools in a furnace as bars made of a combination of copper, tin and zinc.
Craftsmen who create gun metal bars have to closely monitor the manufacturing process to ensure the bars cool with consistent density and strength. Bars that are correctly cast are then shaped (machined) into rounds, rods, or hex profiles.
This is the stage that buyers most often compare gun metal bar price per kg, as the casting quality at this stage is what will enable the bars to perform long term as fittings, bushings, and valves.
Ganga R Ispat Metals will be the best solution to such industries requiring ease and reliability of Gunmetal Bar Suppliers in Bhilai. This is because delivery of bulk orders is done without compromising quality and constraints of material specifications. From a logistics and financial perspective, several buyers prefer to source locally, making regional {Local_Hubs} an optimal solution for reliable supply. This reliability supports uninterrupted production cycles for manufacturers.
From the marine vessel to the industrial pump systems, one alloy always proves its reliability across demanding applications. Here is why gun metal is the alloy of choice.
Among the Gunmetal Bar Exporters in Bhilai, Ganga R Ispat Metals is well-known for sending only quality assured bars to the International market. Our strict compliance with international requirements facilitates quick customs clearance and gives confidence to our buyers. Each export lot is packed in a manner that there is no loss in load during the journey.
Copper is the base of both alloy systems, however, small changes in the structure of the alloys will create large variations in the performance of the metal bars. Here is how gun metal bars and bronze bars compare.
|
Property |
Gun Metal Bars |
Bronze Bars |
|
Composition |
Copper, Tin, Zinc |
Copper, Tin |
|
Wear Resistance |
High |
Moderate |
|
Corrosion Resistance |
Excellent, especially in marine use |
Good |
|
Machinability |
Smooth, precision-friendly |
Slightly harder to machine |
|
Common Applications |
Valves, bushings, pumps, marine fittings |
Bearings, statues, decorative fittings |
|
Load-Bearing Capacity |
Higher |
Lower |
|
Typical Price per Kg |
Moderate to slightly higher |
Comparatively lower |
Distributors and fabricators look to reliable Gunmetal Bar Wholesalers in Bhilai such as Ganga R Ispat Metals for optimal bulk pricing and stock availability. Competitive rates are offered for high-quality materials. Organizations are assisted in the sustainability of their production schedules and are supplied with high-quality Gunmetal Bar.
We understand that ordering a gunmetal bar is not a simple order. You need reliable material. Ganga R Ispat Metals ensures that you receive exactly what you order by controlling composition, performing meticulous checks, and drawing the line at no surprises and no compromises. We will make sure that your order is the most important to us, whether you are a manufacturer, supplier, or a distributor.
Get in touch with your requirements and we can get started on building something solid together! Give us a call now.
| Grade / Designation | Equivalent / Common Trade Name | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|---|
| G1 / Grade I (BS1400 G1-C) | Gun Metal – Standard Grade | 200 – 250 | 90 – 130 | 10 – 18 | 65 – 85 |
| G2 / Grade II (BS1400 G2-C) | Gun Metal – Pressure Grade | 220 – 270 | 110 – 150 | 8 – 15 | 70 – 90 |
| G3 / Grade III (BS1400 G3-C) | Gun Metal – High Strength | 240 – 300 | 130 – 170 | 6 – 12 | 80 – 100 |
| LG1 (BS1400 LG1-C) | Leaded Gun Metal | 180 – 230 | 80 – 120 | 8 – 15 | 60 – 80 |
| LG2 (BS1400 LG2-C) | Bearing Grade Gun Metal | 170 – 220 | 70 – 110 | 6 – 12 | 55 – 75 |
| LG3 (BS1400 LG3-C) | High Machinability Gun Metal | 160 – 210 | 65 – 100 | 5 – 10 | 50 – 70 |
| IS 318 – LTB-1 | Leaded Tin Bronze (Gun Metal) | 180 – 230 | 80 – 120 | 8 – 15 | 60 – 80 |
| IS 318 – LTB-2 | High Strength Leaded Tin Bronze | 200 – 260 | 100 – 140 | 6 – 12 | 70 – 90 |
| Grade / Designation | Thermal Conductivity (W/m·K) | Specific Heat (J/kg·K) | Coefficient of Thermal Expansion (µm/m·°C) | Melting Range (°C) |
|---|---|---|---|---|
| G1 / Grade I | 50 – 55 | 370 – 390 | 17.0 – 18.0 | 880 – 950 |
| G2 / Grade II | 48 – 54 | 370 – 390 | 16.8 – 17.8 | 880 – 940 |
| G3 / Grade III | 45 – 52 | 365 – 385 | 16.5 – 17.5 | 870 – 930 |
| LG1 | 40 – 48 | 360 – 380 | 18.0 – 19.0 | 850 – 920 |
| LG2 | 38 – 46 | 355 – 375 | 18.5 – 19.5 | 840 – 910 |
| LG3 | 35 – 44 | 350 – 370 | 19.0 – 20.0 | 830 – 900 |
| IS 318 – LTB-1 | 40 – 48 | 360 – 380 | 18.0 – 19.0 | 850 – 920 |
| IS 318 – LTB-2 | 45 – 52 | 365 – 385 | 17.0 – 18.5 | 860 – 930 |
| Property | G1 / LG1 / LTB-1 | G2 / LG2 / LTB-2 | G3 / LG3 | Unit |
|---|---|---|---|---|
| Density | 8.7 – 8.8 | 8.7 – 8.8 | 8.8 – 8.9 | g/cm³ |
| Density | 8700 – 8900 | 8700 – 8900 | 8800 – 9000 | kg/m³ |
| Melting Range | 900 – 1020 | 880 – 1000 | 870 – 980 | °C |
| Color / Appearance | Reddish Bronze | Bronze | Dark Bronze | — |
| Porosity | Very Low | Low | Low | — |
| Magnetic Property | Non-magnetic | Non-magnetic | Non-magnetic | — |
| Standard System | Grade / Designation | Equivalent / Common Trade Name |
|---|---|---|
| British Standards (BS) | G1 / Grade I (BS1400 G1-C) | Gun Metal – Standard Grade |
| British Standards (BS) | G2 / Grade II (BS1400 G2-C) | Gun Metal – Pressure Grade |
| British Standards (BS) | G3 / Grade III (BS1400 G3-C) | Gun Metal – High Strength Grade |
| British Standards (BS – Leaded Gun Metal) | LG1 (BS1400 LG1-C) | Leaded Gun Metal |
| British Standards (BS – Leaded Gun Metal) | LG2 (BS1400 LG2-C) | Leaded Gun Metal – Bearing Grade |
| British Standards (BS – Leaded Gun Metal) | LG3 (BS1400 LG3-C) | Leaded Gun Metal – High Machinability |
| Indian Standards (IS) | IS 318 – LTB-1 | Leaded Tin Bronze (Gun Metal Equivalent) |
| Indian Standards (IS) | IS 318 – LTB-2 | High Strength Leaded Tin Bronze |
| Parameter | Standard Range | Remarks |
|---|---|---|
| Diameter | 10 mm – 300 mm | Stock & custom sizes available |
| Length (Standard) | 1 m – 3 m | Random / fixed length |
| Length (Cut-to-size) | As per customer requirement | CNC / saw cut |
| Straightness | As per IS / BS tolerance | Suitable for machining |
| Parameter | Standard Range | Remarks |
|---|---|---|
| Size (A × A) | 10 mm × 10 mm – 150 mm × 150 mm | Limited availability |
| Length | 1 m – 3 m | Cut-to-length |
| Tolerance | As per BS 1400 / IS 318 | — |
| Parameter | Standard Range | Remarks |
|---|---|---|
| Across Flats (AF) | 10 mm – 100 mm | Mostly for leaded grades |
| Length | 1 m – 3 m | Machining friendly |
| Standard | Grades Covered |
|---|---|
| BS 1400 | G1, G2, G3, LG1, LG2, LG3 |
| IS 318 | LTB-1, LTB-2 |
| Diameter (mm) | Weight (kg/m) |
|---|---|
| 10 | 0.68 |
| 12 | 0.98 |
| 16 | 1.75 |
| 20 | 2.73 |
| 25 | 4.27 |
| 30 | 6.14 |
| 40 | 10.94 |
| 50 | 17.09 |
| 60 | 24.61 |
| 75 | 38.47 |
| 100 | 68.33 |
| 125 | 106.78 |
| 150 | 153.74 |
| 200 | 273.32 |
| 250 | 426.8 |
| 300 | 614.6 |
| Size (mm) | Weight (kg/m) |
|---|---|
| 10 × 10 | 0.87 |
| 20 × 20 | 3.48 |
| 30 × 30 | 7.83 |
| 40 × 40 | 13.92 |
| 50 × 50 | 21.75 |
| 75 × 75 | 48.94 |
| 100 × 100 | 87 |
| 125 × 125 | 135.94 |
| 150 × 150 | 195.75 |
| Across Flats (mm) | Weight (kg/m) |
|---|---|
| 10 | 0.75 |
| 20 | 3 |
| 30 | 6.75 |
| 40 | 12 |
| 50 | 18.75 |
| 60 | 27 |
| 75 | 42.19 |
| 100 | 75 |
| Grade / Designation | Equivalent / Common Trade Name | Cu % | Sn % | Zn % | Pb % | Others % |
|---|---|---|---|---|---|---|
| G1 / Grade I (BS1400 G1-C) | Gun Metal – Standard | 85 – 88 | 5 – 7 | 5 – 7 | ≤ 0.2 | Fe ≤ 0.2 |
| G2 / Grade II (BS1400 G2-C) | Gun Metal – Pressure Grade | 86 – 89 | 6 – 8 | 3 – 5 | ≤ 0.2 | Fe ≤ 0.2 |
| G3 / Grade III (BS1400 G3-C) | Gun Metal – High Strength | 88 – 90 | 8 – 10 | 1 – 3 | ≤ 0.2 | Fe ≤ 0.2 |
| Grade / Designation | Equivalent / Common Trade Name | Cu % | Sn % | Zn % | Pb % | Others % |
|---|---|---|---|---|---|---|
| LG1 (BS1400 LG1-C) | Leaded Gun Metal | 85 – 88 | 4 – 6 | 2 – 4 | 4 – 6 | Fe ≤ 0.2 |
| LG2 (BS1400 LG2-C) | Bearing Grade Gun Metal | 83 – 86 | 4 – 6 | 2 – 4 | 6 – 8 | Fe ≤ 0.2 |
| LG3 (BS1400 LG3-C) | High Machinability Gun Metal | 80 – 84 | 3 – 5 | 2 – 4 | 8 – 10 | Fe ≤ 0.2 |
| Grade / Designation | Equivalent / Common Trade Name | Cu % | Sn % | Zn % | Pb % | Others % |
|---|---|---|---|---|---|---|
| IS 318 – LTB-1 | Leaded Tin Bronze (Gun Metal) | 85 – 88 | 4 – 6 | 2 – 4 | 4 – 6 | Fe ≤ 0.2 |
| IS 318 – LTB-2 | High Strength Leaded Tin Bronze | 83 – 86 | 5 – 7 | 2 – 4 | 6 – 8 | Fe ≤ 0.2 |
| Stage | Process / Technique | Description |
|---|---|---|
| Raw Material Selection | Copper, Tin, Zinc, Lead (if required) | Selected as per BS 1400 / IS 318 grade |
| Charge Preparation | Accurate batching | Composition control for G1, G2, G3, LG grades |
| Melting | Induction / Oil-fired furnace | Melting temperature 1000 – 1150 °C |
| Fluxing | Flux & degassing agents | Removes oxides & gas inclusions |
| Alloying | Tin & Zinc addition | Achieves specified gun metal chemistry |
| Temperature Control | Pyrometer monitored | Prevents segregation & overheating |
| Casting Method | Sand Casting | Standard process for gun metal bars |
| Mould Type | Green sand / CO₂ sand | Produces square, rectangular & flat bars |
| Pouring | Gravity pouring | Uniform metal flow |
| Solidification | Controlled cooling | Reduces shrinkage defects |
| Knockout | Mould breaking | After complete solidification |
| Fettling | Riser & gate removal | Cleaning of bar surfaces |
| Straightening | Mechanical / Press straightening | Dimensional correction |
| Heat Treatment (Optional) | Stress relieving / Annealing | Improves machinability |
| Surface Cleaning | Shot blasting / Wire brushing | Removes sand & scale |
| Machining (Optional) | Milling / Surface grinding | Achieves final bar size |
| Inspection | Dimensional & visual | As per QC plan |
| Packing | Wooden pallets / bundles | For safe transport |
| Bar Type | Description |
|---|---|
| Square Bars | Equal cross-section |
| Rectangular Bars | Flat / plate-type bars |
| Flat Bars | Width > thickness |
| Finish Technique | Process Used | Surface Quality / Result | Application / Purpose |
|---|---|---|---|
| As-Cast Finish | After sand casting | Rough surface | Non-critical applications |
| Shot Blasting | Steel shots blasting | Clean, uniform matte surface | Removes sand & scale |
| Grit Blasting | Abrasive blasting | Slightly roughened surface | Pre-machining preparation |
| Machined Finish | Milling / Surface grinding | Smooth, accurate surface | Precision components |
| Rough Machining | Surface milling | Removes casting skin | Pre-finish stage |
| Fine Machining | Finish milling / Grinding | Fine surface finish | Dimensional accuracy |
| Polished Finish | Buffing & polishing | Smooth, glossy surface | Decorative / exposed parts |
| Lapped Finish (Optional) | Manual / machine lapping | Very fine finish | High precision surfaces |
| Deburring | Manual / mechanical | Sharp edges removed | Safety & assembly |
| Protective Coating (Optional) | Oil / rust preventive | Corrosion protection | Storage & transport |
| Finish Type | Ra Value (µm) |
|---|---|
| As-cast | 12.5 – 25 |
| Shot blasted | 6.3 – 12.5 |
| Machined | 3.2 – 6.3 |
| Fine machined | 1.6 – 3.2 |
| Polished | ≤ 1.6 |
| Industry | Application | Details / Purpose |
|---|---|---|
| Marine | Propeller shafts | High corrosion resistance in seawater |
| Marine | Pump components | Durable against saltwater corrosion |
| Plumbing | Valves | Excellent resistance to water corrosion |
| Plumbing | Pipe fittings | Strong and leak-resistant |
| Automotive | Bushes | Good wear resistance |
| Automotive | Bearings | Low friction and high durability |
| Industrial Machinery | Gears | Good machinability and strength |
| Industrial Machinery | Worm wheels | Excellent anti-friction properties |
| Electrical | Terminal connectors | Good conductivity and corrosion resistance |
| Steam Systems | Steam fittings | Withstands high pressure and temperature |
| Oil & Gas | Pump bodies | Durable and corrosion-resistant |
| Chemical Industry | Valve bodies | Resistant to chemical corrosion |
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.
The time frames for delivery of gunmetal bars are based on the availability of stock and the size of the order. If stock is readily available for the bars, then they can be shipped in a shorter time frame.
Ordering bars in bulk does tend to be more cost-effective. The bulk order pricing standardizes quality and keeps consistency across the order while also lowering the price point.
Minimum order quantity varies with the size and availability of the bars. For standard sizes, minimum order quantities are flexible, while more custom sizes tend to have larger minimum order quantities.
Pricing of gunmetal bars includes the size, length, quantity, market factors, and material composition. Buying in larger quantities is more cost-effective.
We can set up a regular supply of gunmetal bars to allow for ongoing production and fulfill long-term project needs.
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