Manufacturer, Supplier & Exporter of Polished Round Bar
Riddhi Siddhi Impex is one of the leading manufacturers and suppliers of Polished Round Bars in India, offering premium-grade bars with exceptional accuracy, surface finish, and mechanical strength. These bars are produced using high-quality raw materials such as stainless steel, carbon steel, alloy steel, and special alloys depending on the application. The polishing process enhances the bar’s surface smoothness, dimensional control, and aesthetic appeal, making it ideal for industries requiring precision and durability..
Polished Round Bars are widely used in applications where superior surface finish and tight tolerances are critical. These include pump shafts, motor shafts, automotive components, marine hardware, fasteners, valve parts, construction elements, and machine tools. Riddhi Siddhi Impex ensures that each polished bar undergoes several quality checks, including visual inspection, dimensional accuracy tests, hardness tests, non-destructive testing, and surface roughness checks to deliver products that meet national and international standards..
The company supplies Polished Round Bars across all major Indian domestic cities, ensuring quick delivery and ready stock availability. Their supply network covers cities including Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Vadodara, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, and several industrial clusters around India. This strong domestic presence makes them a trusted Polished Round Bar Domestic Supplier...
Riddhi Siddhi Impex offers polished round bars in a wide range of diameters, lengths, and material grades. The polishing process includes bright polish, mirror polish, matt polish, centerless grinding, and fine grinding, depending on the end-use requirement. Centerless ground polished bars are especially preferred in applications that require tight tolerance, minimal friction, and flawless surface finish. The bars are available in both metric and inch sizes, making them suitable for Indian and global manufacturing standards.
One of the biggest advantages of choosing Polished Round Bars from Riddhi Siddhi Impex is the reliability of material quality and dimensional precision. These bars come with certified chemical composition, traceability, and mill test certificates (MTCs) as per EN 10204. For industries such as food processing, chemicals, marine, pharmaceuticals, and petrochemicals, polished stainless-steel round bars (304/316/316L) are the most demanded due to their excellent corrosion resistance and ease of maintenance..
PP Coated Carbon Steel Pipes
Specification
| Product Name | PP Coated Carbon Steel Pipes |
|---|---|
| Manufacturer | Riddhi Siddhi Impex |
| Base Material | Carbon Steel (ASTM A106 / A53 / API 5L) |
| Coating Material | Polypropylene (PP) – Single or 3-Layer (3LPP) |
| Standard | ISO 21809-1 / DIN 30678 / ASTM / API |
| Size Range | 1/2” NB to 48” NB |
| Wall Thickness | Sch 20 to Sch 160 / XXS |
| Length | Single Random, Double Random, or Cut Lengths |
| Coating Thickness | 1.8 mm to 4.5 mm (Customizable) |
| Pipe Ends | Plain End (PE), Beveled End (BE), or Threaded |
| Form | Seamless, Welded, ERW, or LSAW |
| Applications | Oil & Gas Pipelines, Water Supply, Chemical Transport, Marine Projects |
Chemical Composition (Base Carbon Steel)
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.23 Max |
| Manganese (Mn) | 0.30 – 1.06 |
| Phosphorus (P) | 0.05 Max |
| Sulfur (S) | 0.045 Max |
| Silicon (Si) | 0.10 – 0.35 |
| Copper (Cu) | 0.40 Max |
| Nickel (Ni) | 0.40 Max |
| Chromium (Cr) | 0.40 Max |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥ 415 MPa |
| Yield Strength (0.2% offset) | ≥ 240 MPa |
| Elongation | ≥ 20% |
| Hardness | ≤ 95 HRB |
| Impact Resistance | Excellent (Due to PP Coating) |
| Coating Adhesion | Strong Adhesion per ISO 21809-1 |
Dimension Chart (Nominal)
| Nominal Pipe Size (NB) | Outside Diameter (mm) | Wall Thickness (mm) | Length |
|---|---|---|---|
| 1/2" | 21.3 | 2.77 | Up to 12 m |
| 1" | 33.4 | 3.38 | Up to 12 m |
| 2" | 60.3 | 3.91 | Up to 12 m |
| 4" | 114.3 | 6.02 | Up to 12 m |
| 6" | 168.3 | 7.11 | Up to 12 m |
| 10" | 273.1 | 9.27 | Up to 12 m |
| 16" | 406.4 | 12.70 | Up to 12 m |
Equivalent Grades
| Standard | Grade |
|---|---|
| ASTM | A106 Grade B / A53 Grade B |
| API | 5L Grade B / X42 / X52 |
| EN | EN 10216 / EN 10224 |
| DIN | St 37.2 / St 52.3 |
| BS | 3601 / 3602 |
Equivalent Standards
| Standard | Description |
|---|---|
| ASTM A106 / A53 | Standard Specification for Carbon Steel Pipe for High-Temperature and Pressure Service |
| API 5L | Specification for Line Pipe |
| ISO 21809-1 | External Polypropylene Coatings for Buried or Submerged Pipelines |
| DIN 30678 | 3-Layer Polypropylene Coating for Steel Pipes |
Other Types of Coated Steel Pipes
| Type | Description |
|---|---|
| 3LPE Coated Pipes | Three-layer polyethylene coated pipes for enhanced corrosion protection |
| FBE Coated Pipes | Fusion Bonded Epoxy coated pipes for superior adhesion and corrosion resistance |
| Internal Epoxy Coated Pipes | Epoxy-coated internal surfaces for smooth fluid flow |
| PE Coated Pipes | Polyethylene-coated carbon steel pipes for underground applications |
As a leading supplier, Riddhi Siddhi Impex ensures competitive pricing, fast dispatch, and seamless logistics support across India. Their large inventory and multiple warehouse locations help in fulfilling bulk, urgent, or project-based requirements of Polished Round Bars without delays. The combination of advanced manufacturing, strict quality control, and nationwide domestic supply has established Riddhi Siddhi Impex as a preferred Polished Round Bar Domestic Supplier.
Frequently Asked Questions (FAQs)
- Q1: What are the common applications of Polished Round Bar?
- A1: It is widely used in heat exchangers, automotive trim, kitchenware, architecture, and chemical equipment.
- Q2: Can you provide custom thicknesses and widths?
- A2: Yes, we offer custom shims in various thicknesses, widths, and finishes based on your project needs.
- Q3: Is SS 201 corrosion-resistant?
- A3: Yes, SS 201 offers moderate corrosion resistance and is ideal for environments where high strength is required over high corrosion resistance.
- Q4: What finishes are available for SS 201 Shim?
- A4: Available finishes include 2B, BA, No.4, Mirror, and customized finishes on request.
Cities we have supplied our products to
Mumbai, Polished Round Bar Suplier in Delhi, Polished Round Bar Suplier in Bengaluru(Bangalore), Polished Round Bar Suplier in Hyderabad, Polished Round Bar Suplier in Chennai, Polished Round Bar Suplier in Kolkata, Polished Round Bar Suplier in Pune, Polished Round Bar Suplier in Ahmedabad, Polished Round Bar Suplier in Surat, Polished Round Bar Suplier in Vadodara, Polished Round Bar Suplier in Rajkot, Polished Round Bar Suplier in Nagpur, Polished Round Bar Suplier in Indore, Polished Round Bar Suplier in Bhopal, Polished Round Bar Suplier in Jaipur, Polished Round Bar Suplier in Kanpur, Polished Round Bar Suplier in Lucknow, Polished Round Bar Suplier in Agra, Polished Round Bar Suplier in Varanasi, Polished Round Bar Suplier in Amritsar, Polished Round Bar Suplier in Chandigarh, Polished Round Bar Suplier in Mysuru (Mysore), Polished Round Bar Suplier in Udaipur, Polished Round Bar Suplier in Jodhpur, Polished Round Bar Suplier in Visakhapatnam, Polished Round Bar Suplier in Coimbatore, Polished Round Bar Suplier in Madurai, Polished Round Bar Suplier in Kochi, Polished Round Bar Suplier in Thiruvananthapuram, Polished Round Bar Suplier in Mangalore, Polished Round Bar Suplier in Nagpur, Polished Round Bar Suplier in Nashik, Polished Round Bar Suplier in Kolhapur, Polished Round Bar Suplier in Chandrapur, Polished Round Bar Suplier in Akola, Polished Round Bar Suplier in Vilayat, Polished Round Bar Suplier in Somnath, Polished Round Bar Suplier in Dahej, Polished Round Bar Suplier in Vadodara, Polished Round Bar Suplier in Narmada, Polished Round Bar Suplier in Surat, Polished Round Bar Suplier in Ankleshwar, Polished Round Bar Suplier in Navsari, Polished Round Bar Suplier in Valsad, Polished Round Bar Suplier in Rajpipla, Polished Round Bar Suplier in Veraval, Polished Round Bar Suplier inKovvur, Polished Round Bar Suplier in Andra Pradesh, Polished Round Bar Suplier inKarwar, Polished Round Bar Suplier in Karnataka, Polished Round Bar Suplier inKosamba, Polished Round Bar Suplier in Gujarat, Polished Round Bar Suplier in Vishakapatnam, Polished Round Bar Suplier in Shahad, Polished Round Bar Suplier in Pondicherry, Polished Round Bar Suplier in Kakkinada, Polished Round Bar Suplier in Andra Pradesh, Polished Round Bar Suplier in Nagda, Polished Round Bar Suplier in Madhya Pradesh, Polished Round Bar Suplier inHarihar, Polished Round Bar Suplier in Karnataka, Polished Round Bar Suplier in Tuticorin, Polished Round Bar Suplier in Tamilnadu, Polished Round Bar Suplier in Trivandrum, Polished Round Bar Suplier in KeralaKurnool, Polished Round Bar Suplier in Andra Pradesh, Polished Round Bar Suplier in Rourkela, Polished Round Bar Suplier in Hindupur, Polished Round Bar Suplier in Orissa, Polished Round Bar Suplier in Renukoot, Polished Round Bar Suplier in Uttar Pradesh, Polished Round Bar Suplier in Morbi, Polished Round Bar Suplier in Kerala , Polished Round Bar Suplier inHimachal, Polished Round Bar Suplier in Dehradun, Polished Round Bar Suplier in Visakhapatnam , Polished Round Bar Suplier inJamnagar, Polished Round Bar Suplier in Kozhikode, Polished Round Bar Suplier in Pondicherry, Polished Round Bar Suplier in Ludhiana, Polished Round Bar Suplier inLatur, Polished Round Bar Suplier in Nanded, Polished Round Bar Suplier in Vijaywada, Polished Round Bar Suplier in Alwar, Polished Round Bar Suplier in Bareilly, Polished Round Bar Suplier in Bikaner, Polished Round Bar Suplier in Andheri, Polished Round Bar Suplier in Marol, Polished Round Bar Suplier in Taloja, Polished Round Bar Suplier in Turbhe, Polished Round Bar Suplier in TTC (Thane-Belapur), Polished Round Bar Suplier in Pimpri-Chinchwad, Polished Round Bar Suplier in Chakan, Polished Round Bar Suplier in Talegaon, Polished Round Bar Suplier in Ranjangaon, Polished Round Bar Suplier in Jejuri, Polished Round Bar Suplier in Baramati, Polished Round Bar Suplier in Satpur, Polished Round Bar Suplier in Ambad, Polished Round Bar Suplier in Sinnar, Polished Round Bar Suplier in Igatpuri, Polished Round Bar Suplier in Shendra, Polished Round Bar Suplier in Waluj, Polished Round Bar Suplier in Chikalthana, Polished Round Bar Suplier in Paithan, Polished Round Bar Suplier in Hingna, Polished Round Bar Suplier in Butibori, Polished Round Bar Suplier in Kalmeshwar, Polished Round Bar Suplier in Umred, Polished Round Bar Suplier in Shiroli, Polished Round Bar Suplier in Kagal, Polished Round Bar Suplier in Gokul Shirgaon, Polished Round Bar Suplier in Akkalkot, Polished Round Bar Suplier in Chincholi, Polished Round Bar Suplier in Lote-Parshuram, Polished Round Bar Suplier in Dombivli, Polished Round Bar Suplier in Ambernath, Polished Round Bar Suplier in Mahad, Polished Round Bar Suplier in Roha, Polished Round Bar Suplier in Palghar, Polished Round Bar Suplier in Tarapur (Boisar) and for inder national
Countries we have supplied our products to
South Korea, Polished Round Bar Exporter in Africa, Polished Round Bar Exporter in Sri Lanka, Polished Round Bar Exporter in Syria, Polished Round Bar Exporter in Taiwan, Polished Round Bar Exporter in Tanzania, Polished Round Bar Exporter in Tajikistan, Polished Round Bar Exporter in Thailand, Polished Round Bar Exporter in Turkey, Polished Round Bar Exporter in Turkmenistan, Polished Round Bar Exporter in Ukraine, Polished Round Bar Exporter in United Kingdom, Polished Round Bar Exporter in Arab Emirates (UAE), Polished Round Bar Exporter in Uzbekistan, Polished Round Bar Exporter in Vietnam, Polished Round Bar Exporter in Yemen, Polished Round Bar Exporter in France, Polished Round Bar Exporter in Germany, Polished Round Bar Exporter in Greece, Polished Round Bar Exporter in Oman, Polished Round Bar Exporter in Colombia, Polished Round Bar Exporter in Portugal, Polished Round Bar Exporter in Japan, Polished Round Bar Exporter in Lithuania, Polished Round Bar Exporter in Macau, Polished Round Bar Exporter in Mongolia, Polished Round Bar Exporter in Qatar, Polished Round Bar Exporter in Ireland, Polished Round Bar Exporter in Malaysia, Polished Round Bar Exporter in Bangladesh, Polished Round Bar Exporter in Russia, Polished Round Bar Exporter in Iran, Polished Round Bar Exporter in Jordan, Polished Round Bar Exporter in Singapore, Polished Round Bar Exporter in Bulgaria, Polished Round Bar Exporter in Poland, Polished Round Bar Exporter in Denmark, Polished Round Bar Exporter in Nigeria, Polished Round Bar Exporter in Gambia, Polished Round Bar Exporter in Indonesia, Polished Round Bar Exporter in Finland, Polished Round Bar Exporter in Argentina, Polished Round Bar Exporter in Chile, Polished Round Bar Exporter in Spain, Polished Round Bar Exporter in Peru, Polished Round Bar Exporter in Kuwait, Polished Round Bar Exporter in India, Polished Round Bar Exporter in Saudi Arabia, Polished Round Bar Exporter in Slovakia, Polished Round Bar Exporter in Slovenia, Polished Round Bar Exporter in Sweden, Polished Round Bar Exporter in Switzerland, Polished Round Bar Exporter in Bahrain, Polished Round Bar Exporter in the Netherlands, Polished Round Bar Exporter in United Kingdom, Polished Round Bar Exporter in Mexico, Polished Round Bar Exporter in Bulgaria, Polished Round Bar Exporter in Spain, Polished Round Bar Exporter in France, Polished Round Bar Exporter in Germany, Polished Round Bar Exporter in Colombia, Polished Round Bar Exporter in Brazil, Polished Round Bar Exporter in Saudi Arabia, Polished Round Bar Exporter in Iraq, Polished Round Bar Exporter in Iran, Polished Round Bar Exporter in Sudan, Polished Round Bar Exporter in Libya, Polished Round Bar Exporter in Tanzania, Polished Round Bar Exporter in Nigeria, Polished Round Bar Exporter in New Zealand, Polished Round Bar Exporter in Paris, Polished Round Bar Exporter in Switzerland
