Super Metal Manufacturing Co
Super Metal
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Alloy Steel Round Bars comes in two types which includes forged, and bar stock (cold & hot rolled). The American standard and grades for Alloy Steel Forged bar are ASTM A182/ SA182 Gr.F5, F9, F11, F12, F22, and F91. Other side, alloy steel bar stock ASTM Standard includes ASTM A29/A29M, A322, and A331. Among these ASTM A331 Cold Finished Bars have higher tensile strength between 800-1300 MPa. A331 Bar Stock also known for 200-350 HB Hardness, smooth surface, and tighter tolerances. Most popular grades of Alloy Steel Bars are AISI 4130, 4140, 4340, 6150, 8620, and 52100.
Super Metal Manufacturing Co is a 50 years old manufacturer of alloy steel round bar in India. The company stock and supply all grades including AISI 4140, 52100, 8620, 4340, and ASTM A182 F22 annealed bars in their Inventory in Mumbai. The company offer deals and attractive pricing on bulk purchase. Their price is very transparent without any hidden cost.
Super Metal is associated with leading logistics companies so they can offer transportation at best price which save your time and cost. Their sales team send detailed quote with all required technical data sheet. The company also provide third party inspection at nominal cost. All Alloy Steel Round Bar and Rods are supplied with MTC 3.1B with accurate dimensions. Furthermore, the company offer cut to size bars as required.

Alloy Steel Round Bar Specification
Standards : EN, DIN, JIS, ASTM, BS, ASME, AISI
Diameter : 5mm to 500mm Dia
Shapes : Hex Bar, Flat Bar, Square Bar, Rectangle
Grades: ASTM A182 F22, 4140, 52100, 8620, 4340
Quote within 24Hrs with Technical Data Sheet
100% Tested Alloy Steel Round Bar supply with MTC EN 10204/3.1
Who they are?
Alloy Steel Round Bar Manufacturer in India
Annealed Alloy Steel Bars Supplier in Mumbai
Stockist of ASTM A182 F22 Forged Bar
Annealed Alloy Steel Bars Supplier in Mumbai
Alloy Steel Round Bar Standards
| Internal Standard | DIN | SAE/AISI |
|---|---|---|
| EN 18 | 37Cr4 | 5140 |
| EN 19 | 42Cr4Mo2 | 4140/4142 |
| EN 24 | 34CrNiMo6 | 4340 |
| EN 31 | 100Cr6 | SAE 52100 |
| EN 45 | 55Si7 | 9255 |
| EN 45A | 60Si7 | 9260 |
| 50Crv4 | 50CrV4 | 6150 |
| SAE 4130 | 25CrMo4 | SAE 4130 |
| SAE 4140 | 42CrMO4 | SAE 4140 |
| EN 1 A | 9SMn28 | 1213 |
| EN 354 | – | 4320 |
| SAE 8620 | – | SAE 8620 |
| SAE 1146 | – | SAE 1146 |
| EN 353 | – | – |
| 20MNCR5 | – | – |
Hot Rolled Alloy Steel Annealed Bars Tolerance
| Type | Sizes (Inches) | Sizes (mm) | ISO Tolerance |
|---|---|---|---|
| Cold Drawn and Polish | 1/8" – 3.00" | 3.00 – 75.00 | h8-h9-h10-h11 |
| Cold Drawn and Ground | 5/6" – 2.50" | 10.00 – 75.00 | h8-h9-h10-h11 |
| Peeled and Ground | 3/4" – 2.00" | 20.00 – 50.00 | h9-h10-h11 |
| Peeled and Polished | 1.50" – 6.00" | 40.00 – 150.00 | h11, h11-DIN 1013 |
Hot Rolled Bars vs Cold Rolled Bars
| Alloy Steel Hot Rolled Bars | Alloy Steel Cold Rolled Bars | |
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Dimensions Standard of Alloy Steel 42CRMO4 Round Bar
| Diameter or Width (mm) |
Weight per meter | Sectional Area | Perimeter | |||
|---|---|---|---|---|---|---|
| 42CRMO4 Round Bar Weight (kg) |
42CRMO4 Square Bar Weight (kg) |
Round (cm²) | Square (cm²) | Round (cm) | Square (cm) | |
| 5.0 | 0.15 | 0.20 | 0.20 | 0.25 | 1.57 | 2.0 |
| 10 | 0.63 | 0.73 | 0.79 | 1.00 | 3.14 | 4.0 |
| 6.0 | 0.22 | 0.28 | 0.28 | 0.36 | 1.88 | 2.4 |
| 9.0 | 0.50 | 0.64 | 0.64 | 0.81 | 2.83 | 3.6 |
| 14 | 1.21 | 1.54 | 1.54 | 1.96 | 4.40 | 5.6 |
| 16 | 1.58 | 2.01 | 2.01 | 2.56 | 5.03 | 6.4 |
| 5.5 | 0.19 | 0.24 | 0.24 | 0.30 | 1.78 | 2.2 |
| 7.0 | 0.30 | 0.38 | 0.38 | 0.49 | 2.20 | 2.8 |
| 8.0 | 0.39 | 0.50 | 0.50 | 0.64 | 2.51 | 3.2 |
| 11 | 0.75 | 0.95 | 0.95 | 1.21 | 3.46 | 4.4 |
| 12 | 0.89 | 1.13 | 1.13 | 1.44 | 3.77 | 4.8 |
| 18 | 2.00 | 2.54 | 2.54 | 3.24 | 5.65 | 7.2 |
| 20 | 2.47 | 3.14 | 3.14 | 4.00 | 6.28 | 8.0 |
ASTM A182 F22 Forged Bar Price List in India
| Sizes | Price per pcs (US $ ex Mumbai) |
|---|---|
| 0.375" | US $4.88 |
| 0.5" | US $5.86 |
| 0.500" | US $8.34 |
| 0.625" | US $8.83 |
| 0.75" | US $9.64 |
| 0.5625" | US $9.70 |
| 0.6875" | US $12.28 |
| 0.875" | US $14.13 |
| 1" | US $15.65 |
| 0.4375" | US $17.62 |
| 1.125" | US $19.80 |
| 1.0625" | US $19.03 |
Alloy Steel Black Round Bar Price per kg in India
| Grades | Size Ranges | Price Per KG in India | Price in USD Per kg |
|---|---|---|---|
| F11 | 4 to 6 Meter long | INR 171/- per kg | US $2.04 |
| F22 | 4 to 6 Meter long | INR 180/- per kg | US $2.14 |
| F91 | 4 to 6 Meter long | INR 207/- per kg | US $2.47 |
ASTM A572 Black hot rolled Round Bar
| Material | Price in USD Per kg |
|---|---|
| ASTM A572 Black Hot Rolled Round Bar | US $2 to 3 |
F22 Hot Forged Round Bar Heat Treatment
| Grade | Heat Treat Type | Cooling Media | Tempering Temperature, °C | Austenitizing Temperature, °C |
|---|---|---|---|---|
| F22 | Annealing | Furnace Cooling | – | ≥900 |
| Normalizing & Tempering | Air Cooling | ≥675 | ≥900 |
F22 Alloy Steel Square Bar Surface Finish
| Surface Finish | Black-Forged | Grinding | Black-Rolled | Turned | Peeled | Polished | Cold Drawn |
|---|---|---|---|---|---|---|---|
| Tolerance | (0,+5mm) | Best h9 | (0,+1mm) | (0,+3mm) | Best H11 | Best h11 | Best H11 |
Manufacturing Unit of Super Metal Mfg Co. (India)

Metric and Imperial Size Alloy Steel 4140 Bars in Stock
4140 Alloy Steel Hex Bars Manufacturer in India
| Size in inches | Size in mm |
|---|---|
| 0.3125 | 7.9375 |
| 0.1875 | 4.7625 |
| 0.2188 | 5.55752 |
| 0.2813 | 7.14502 |
| 0.0625 | 1.5875 |
| 0.25 | 6.35 |
| 0.2656 | 6.74624 |
| 0.3438 | 8.73252 |
| 0.0938 | 2.38252 |
| 0.125 | 3.175 |
| 0.1563 | 3.97002 |
| 0.375 | 9.525 |
Super Metal Mfg Co. is a largest exporter & manufacturer of Alloy Steel Round Bar and specialized in ASTM A182 F22 Forged Bars in Mumbai.
SAE 4140 vs EN19 Bars
| SAE 4140 Bar Stock | EN19 Bar Stock | |
|---|---|---|
| Standard | SAE (Society of Automotive Engineers) | EN (European Norm) |
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AISI 52100 Flat Bar Price List
52100 Alloy Steel Flat Bar Supplier in Mumbai
| Thickness | Width | Length | Price in USD |
|---|---|---|---|
| 3/32" | 1.5" | 12" | US $8.39 |
| 1/8" | 2" | 24" | US $19.49 |
| 5/32" | 1.5" | 12" | US $9.49 |
| 3/16" | 2" | 24" | US $33.49 |
| 1/4" | 1.5" | 12" | US $11.59 |
| 3/32" | 2" | 24" | US $20.19 |
| 1/8" | 1.5" | 12" | US$7.99 |
| 5/32" | 2" | 24" | US $21.99 |
| 3/16" | 1.5" | 12" | US $10.99 |
| 1/4" | 1.5" | 24" | US $21.09 |
52100 Alloy Steel Flat Bar Applications

As a renowned Alloy Steel Round Bar manufacturer in India, the company has served the petrochemical, oil and gas industries for over 3 decades.
8620 Round Bar Stock for Sale in Mumbai at Reseller Price
Super Metal Manufacturing Co is one of the oldest manufacturer of alloy steel round bar in all grades. Many local suppliers, traders and stockholders of alloy steel bars in UAE purchase the material from Super Metal and resell them with a margin in UAE. To save the cost you can directly buy the material from manufacturers’ stock. They offer fastest delivery to UAE, Qatar, Saudi Arabia, Oman, Sharjah, Cebu, Singapore, and South Africa.
8620 Round Bar Yield Strength and Equivalent Material
| Mechanical Properties | 30 HRC | 40 HRC | 45 HRC |
|---|---|---|---|
| YS 0.2% offset | 134 | 171 | 205 |
| RA% | 64 | 60 | 50 |
| UTS(ksi) | 147 | 183 | 225 |
| Young’s Modulus | – | 30900 (ksi) | – |
| Poisson’s Ratio | – | .282 | – |
| V-Notch Charpy Impact | 80 | 45 | 21 |
| Elongation | 21 | 18 | 12 |
| Standard | AISI / SAE 8620 |
|---|---|
| JIS | SNCM 200 (H) |
| EN Name | 20NiCrMo2-2 |
| WERKSTOFF NR. | 21NiCrMo22, 21NiCrMo2 |
| EN # | 1.6543, 1.6523 |
| BS 970 | 805A20, 805M20 |
| UNI | 20NiCrMo2 |
Tolerance of Alloy Steel 8620 Flat Bar
| Form | Size (mm) | Process | Tolerance | |
|---|---|---|---|---|
| Flat/ Square/ Block | Thickness :120-800 | Hot Forged | Black | -0/+8mm |
| Width:120-1500 | Rough Machined | -0/+3mm | ||
| Round | Φ6-Φ100 | Cold Drawn | Bright/Black | Best H11 |
| Φ16-Φ350 | Hot Rolled | Black | -0/+1mm | |
| Peeled/ground | Best H11 | |||
| Φ90-Φ1000 | Hot Forged | Black | -0/+5mm | |
| Rough Turned | -0/+3mm | |||
Alloy Steel Hex Bar Manufacturing Process Types

8620 Alloy Steel Bar Weight Chart
| Size (inch.) | Wght / Foot (lbs) |
|---|---|
| 1/4" | 00.167 |
| 13/16" | 1.763 |
| 7/8" | 2.045 |
| 5/16" | 00.261 |
| 3/8" | 00.376 |
| 5/8" | 1.043 |
| 1/2" | 00.668 |
| 9/16" | 00.845 |
| 15/16" | 2.347 |
| 11/16" | 1.262 |
| 3/4" | 1.502 |
| 7/16" | 00.511 |
| 1" | 2.670 |
Supplier and Stockist of high-quality Alloy Steel Round Bar in India, get a free quote from Super Metal Mfg Co..
Various Types of Alloy Steel Round Bar
4140 Bright Round Bar
Annealed Alloy Steel Bars
ASTM A182 F22 Forged Bar
4140 Alloy Steel Hex Bars
Alloy Steel Hollow Round Bar
52100 Alloy Steel Flat Bar
8620 Round Bar Stock
Alloy Steel Square Bar
EN 25 vs EN 26 Bars
Find the top 8 differences between EN 25 and EN 26 Steel Bar. As you can see in below table that EN26 Round Bar has better hardness and strength which required to produce machined parts for automotive sector.
| EN25 Round Bar | EN26 Steel Bar | |
|---|---|---|
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| Price per kg ex Mumbai (India) |
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EN36A Round Bar vs EN 39B
| EN 36A Round Bar | EN39B Steel Bar | |
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Process of Hardening of Alloy Steel Bars

Super Metal supply from their Ex-stock to the following countries
Super Metal exports 15% in USA of total alloy steel bar supply. These AISI 4130 forged bars are mainly used in in Machinery, and Automotive sectors in America. Check the export percentage and countries below:
| Export To | Percentage of Total Exports | Delivery Port | Estimate of delivery from Mumbai (JNPT Port) |
|---|---|---|---|
| UAE | 10% |
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7-10 days |
| Germany | 8% |
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25-30 days |
| Saudi Arabia (KSA) | 7% |
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12-15 days |
| Mexico | 2.5% |
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35-45 days |
| Brazil | 2% |
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30-40 days |
| Singapore | 2% |
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7-10 days |
| Malaysia | 1.5% |
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7-10 days |
Ex-Stock of Alloy Steel Round Bar @ Super Metal Factory Located in Mumbai, India
Manufacturer Certificates
ISO 9001 : 2015
Udyam Registration Certificate
PED Certificate
Trade Mark Certificate
Company Profile
| Nature of Business | Manufacturer & Exporter |
|---|---|
| Import Export Code (IEC) | 0309075998 |
| Legal Status of firm | Proprietor |
| GST No. | 27AAFPS2419E1ZT |
Contact Info
| Contact Person | Mr. Ashish Shah |
|---|---|
| Phone | +91 9167308070 |
| sales@ssroundbar.com | |
| Mumbai Head Office | Super Metal Mfg Co.
7, Kika Street, 2/1 Kika Bhai Mainsion, Gulalwadi, Mumbai – 400004, Maharashtra, India |

