ASTM 1020 Hex Bars Manufacturer, Stockist and Exporter
ASTM 1020 Hex Bars are low-carbon steel products known for their excellent machinability, smooth surface finish, and reliable mechanical strength. These bars are widely used in manufacturing applications where moderate strength and good weldability are required. With a balanced composition of carbon and manganese, they offer stable performance in both hot-rolled and cold-drawn conditions. Their hexagonal shape provides enhanced grip and structural precision. Industries such as automotive, machinery, and fabrication commonly rely on these bars. ASTM 1020 Hex Bars also support easy processing through cutting, drilling, turning, and threading. Their versatility makes them suitable for a wide range of engineering applications.
Manufactured according to ASTM A29/29M standards, ASTM 1020 Hex Bars ensure consistent quality and dimensional accuracy. The low carbon content allows excellent formability and welding compatibility, even under high-temperature conditions. These bars are often chosen for components that must be durable yet easy to machine without excessive tool wear. Their hexagon profile provides superior fastening and assembly benefits. They are used extensively in shafts, studs, gears, spindles, and pins. For industries requiring economical steel with dependable performance, ASTM 1020 Hex Bars are a preferred choice. Their reliability in varied operational environments adds to their widespread acceptance.
The mechanical properties of ASTM 1020 Hex Bars—such as moderate tensile strength and impact toughness—make them ideal for parts subjected to mild to medium stress conditions. The material maintains stable hardness levels and shows good resistance to fatigue. Heat treatment processes like carburizing can further enhance the surface hardness for wear-resistant applications. These bars retain their dimensional stability during machining, making them suitable for precision engineering. The controlled carbon content ensures stable welding without cracking. Their combination of machinability and mechanical balance allows cost-effective production. Industries value them for both bulk manufacturing and custom machining requirements.
Worldwide ASTM 1020 Hex Bars Manufacturer, Stockist and Exporter
ASTM 1020 Hex Bars are available in a wide range of sizes to accommodate different engineering needs. Manufacturers supply them in conditions like hot rolled, cold drawn, annealed, or normalized. These processing variations ensure tailored performance for specific uses. Cold-drawn bars offer improved surface finish and dimensional control, while hot-rolled bars provide economical solutions for general fabrication. Their consistent geometry aids in efficient machining and assembly operations. ASTM 1020 Hex Bars can be cut to required lengths based on project specifications. The versatility in size and finish enhances their applicability across small-scale and large-scale industries.
One of the key advantages of ASTM 1020 Hex Bars is their excellent weldability, enabling easy joining through methods such as MIG, TIG, and arc welding. Their low carbon steel composition prevents distortion and reduces the risk of welding defects. This makes them ideal for fabricating structural components and machine parts. The bars also support bending, forming, and shaping processes without losing integrity. Their performance remains stable under mechanical stress, making them suitable for moving parts and load-bearing applications. Their adaptability in fabrication contributes to cost savings in manufacturing. Overall, they offer a balance between strength and workability.
In terms of chemical composition, ASTM 1020 Hex Bars generally contain around 0.18–0.23% carbon and 0.30–0.60% manganese, with minimal sulfur and phosphorus impurities. This controlled chemistry ensures predictable performance in machining and welding. The low carbon content keeps the steel soft enough for easy shaping yet strong enough for structural reliability. Their composition also supports carburizing treatments that enhance surface hardness while maintaining a ductile core. This dual-property capability makes them suitable for components like gears, bushings, and wear parts. The purity of the steel ensures long service life and reduced maintenance requirements.
Applications of ASTM 1020 Hex Bars span across automotive components, industrial machinery, agricultural equipment, construction tools, and general engineering. Their ability to maintain uniform properties under various fabrication processes increases their usefulness in diverse sectors. Whether used for shafts, fasteners, couplings, or machined precision parts, these bars deliver dependable results. The hexagonal profile provides added grip and better rotational alignment in assembly applications. Their availability in multiple finishes and sizes ensures compatibility with a wide range of operational needs. ASTM 1020 Hex Bars provide a strong balance of affordability, durability, and manufacturing efficiency. They continue to be widely chosen for both small and large-scale engineering projects.
ASTM 1020 Hex Bars
Specifications
| Property | Specification / Typical Range |
|---|---|
| Standard | ASTM A29 / A29M (commonly referenced as ASTM 1020 / AISI 1020 for chemistry and mechanical expectations) |
| Material / Grade | Carbon steel — Grade 1020 (low carbon / mild steel) |
| Form | Hexagonal bars (hex bars) — full hex cross-section (flat-to-flat measurement) |
| Size Range (typical) | Common flats: 8 mm → 100 mm (or 5/16" → 4") — custom sizes available on request. Lengths: cut-to-length, typically up to standard mill lengths (confirm with supplier). |
| Manufacturing / Condition | Hot rolled, cold drawn, normalized, or annealed (availability depends on mill and order). Cold-drawn offers tighter tolerances and improved surface finish. |
| Surface Finish | Black (as-rolled), bright (cold-drawn / ground), or oiled & bundled for protection. |
| Chemical Composition (typical) |
C: ~0.18–0.23% · Mn: ~0.30–0.60% · P: ≤0.04% · S: ≤0.05% · Fe: balance (Provide mill certificate for exact composition.) |
| Mechanical Properties (typical) |
Tensile strength: ~410–550 MPa (60–80 ksi) · Yield strength: ~240–370 MPa (35–54 ksi) · Elongation in 50 mm: ~15–25% · Hardness (HB): ~120–170 (Properties vary with processing and heat treatment — verify with supplier.) |
| Tolerances | Standard machining tolerances depend on cold-drawn vs hot-rolled. Typical cold-drawn hex tolerance: ±0.1 mm to ±0.5 mm depending on size — confirm with supplier/mill standard. |
| Heat Treatment / Recommended Processing | Normalization or annealing for improved machinability/dimensional stability. Carburizing or case hardening possible for wear surfaces (core remains ductile). |
| Weldability | Good weldability with common methods (MIG/TIG/arc) due to low carbon content; pre/post-weld treatments depend on part size and application. |
| Certifications / Test Reports | Mill Test Certificate (MTC) / Chemical & Mechanical test reports available on request. Supplier should provide traceability to standard. |
| Typical Applications | Shafts, studs, pins, fasteners, general machine components, agricultural implements, and other moderate-stress parts requiring good machinability. |
| Packaging | Bundled and strapped, wooden or steel crating for export, protective end caps or oiling as required for transit. |
Chemical Composition (Typical Ranges)
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.18 – 0.23% |
| Manganese (Mn) | 0.30 – 0.60% |
| Phosphorus (P) | ≤ 0.040% |
| Sulfur (S) | ≤ 0.050% |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength | 410 – 550 MPa (60 – 80 ksi) |
| Yield Strength | 240 – 370 MPa (35 – 54 ksi) |
| Elongation (in 50 mm) | 15 – 25% |
| Reduction of Area | 35 – 55% (typical) |
| Hardness (Brinell) | 120 – 170 HB |
| Modulus of Elasticity | ~205 GPa (29,700 ksi) |
| Impact Strength | Good (varies by heat treatment and size) |
Dimension Chart
| Hex Size (mm) | Hex Size (Inches) | Cross-Sectional Area (mm²) | Approx. Weight (kg/m) |
|---|---|---|---|
| 8 mm | 5/16" | 55.4 | 0.44 |
| 10 mm | 3/8" | 86.6 | 0.68 |
| 12 mm | 1/2" | 124.7 | 0.98 |
| 14 mm | 9/16" | 170.1 | 1.34 |
| 16 mm | 5/8" | 221.7 | 1.74 |
| 18 mm | 11/16" | 279.5 | 2.19 |
| 20 mm | 3/4" | 346.4 | 2.72 |
| 22 mm | 7/8" | 418.4 | 3.29 |
| 24 mm | 1" | 498.6 | 3.91 |
| 30 mm | 1-3/16" | 779.4 | 6.12 |
| 36 mm | 1-7/16" | 1116.0 | 8.76 |
| 50 mm | 2" | 2165.0 | 17.0 |
Equivalent 30s
| Source Standard / Region | Equivalent Designation | Common Name / Notes |
|---|---|---|
| AISI / SAE (USA) | SAE / AISI 1020 | Directly equivalent in chemistry; widely used reference for mild carbon steel (0.18–0.23% C). |
| UNS (USA) | UNS G10200 | Unified Numbering System entry corresponding to AISI/SAE 1020. |
| JIS (Japan) | S20C | Typical JIS equivalent (mild carbon steel, similar carbon range). Verify mechanical properties before substitution. |
| ASTM (USA) | ASTM A29 / A29M – Grade 1020 (commonly referenced) | ASTM A29 is the general steel specification often used to describe carbon steel grades including 1020 chemistry. |
| ISO / EN (Europe) | (Approx.) EN C22 / EN 1.1138 (check conversion) | European equivalents vary by exact chemistry/heat treatment — use official EN↔ASTM conversion charts to confirm suitability. |
| Indian Standards (BIS) | (No single direct BIS name; match by chemical/mechanical requirements) | BIS grades are usually matched by composition & properties — request supplier conversion or MTC for confirmation. |
We offer a wide range of ASTM 1020 Hex Bars in various diameters, lengths, and finishes. Our bars are supplied with hot-rolled, cold-drawn, and centerless gHex finishes, ensuring superior surface quality and dimensional accuracy. Custom cutting, polishing, and packaging services are also available to meet specific project requirements.
With a strong inventory, reliable distribution network, and dedicated customer support, Shakti Forge India continues to strengthen its position as a leading ASTM 1020 Hex Bars manufacturer, stockist, and exporter. Our products serve both domestic industrial hubs and global industries, delivering high-performance ASTM bars that meet stringent engineering and quality standards.
Frequently Asked Questions (FAQs)
Cities we have supplied our products to
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, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, Veraval,Kovvur, Andra Pradesh,Karwar, Karnataka,Kosamba, Gujarat, Vishakapatnam, Shahad, Pondicherry, Kakkinada, Pradesh, Nagda, Madhya Pradesh,Harihar, Karnataka, Tuticorin, Tamilnadu, Trivandrum, KeralaKurnool, Rourkela, Hindupur, Orissa, Renukoot, Uttar Morbi, Kerala ,Himachal, Dehradun, Visakhapatnam ,Jamnagar, Kozhikode, Ludhiana,Latur, Nanded, Vijaywada, Alwar, Bareilly, Bikaner, Andheri, Marol, Taloja, Turbhe, TTC (Thane-Belapur), Pimpri-Chinchwad, Chakan, Talegaon, Ranjangaon, Jejuri, Baramati, Satpur, Ambad, Sinnar, Igatpuri, Shendra, Waluj, Chikalthana, Paithan, Hingna, Butibori, Kalmeshwar, Umred, Shiroli, Kagal, Gokul Shirgaon, Akkalkot, Chincholi, Lote-Parshuram, Dombivli, Ambernath, Mahad, Roha, Palghar, Tarapur (Boisar)
Cities we have supplied our products to
South Korea, Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, Russia, Iran, Jordan, Singapore, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Sweden, Switzerland, Bahrain, the Netherlands, United Kingdom, Mexico, Bulgaria, Spain, France, Germany, Colombia, Brazil, Saudi Arabia, Iraq, Iran, Sudan, Libya, Tanzania, Nigeria, New Zealand, Paris, Switzerland
Applications of ASTM 1020 Hex Bars
- Oil & Gas Industry – pipelines, offshore rigs, valves, and fittings
- Chemical Processing Plants – heat exchangers, reactors, and storage vessels
- Marine & Shipbuilding – propeller shafts, seawater systems, and pumps
- Aerospace – jet engines, turbine blades, and structural components
- Power Generation – nuclear plants, boilers, and steam generators
- Automotive – exhaust systems, sensors, and performance parts
- Pharmaceutical & Food Industry – equipment requiring hygiene and corrosion resistance
- Construction & Infrastructure – high-strength fasteners, joints, and supports