
AISI 4340 Round Bar Summary
| Sizes in Ready Stock | 3 – 800 mm |
|---|---|
| International Standards | ASTM A29, UNS G43400, WNR 1.6565 |
| Available Forms | Square, Hex, Rectangular, Round Bar, Ingot, Billet |
| Raw Material Origin | Japanese, American, Indian, Korean, European |
| Surface | Hot Rolled, Pickled, Polished, Hairline |
| Brand | Mukund, ATI, Ratnaveer, Yakin, Outokumpu |
| Fillers | E10018-D2, E8018-B2 |
| Approvals | ADNOC, Q CHEM, EIL, MA’ADEN, KNPC, BAPCO, SABIC, KOC, RINA, KPI, Saudi Aramco |
| Quality Test | Hardness Test, Bending Test, Hydrostatic Test |
| Welding Electrode | ER 4340 |
| Test Certificates |
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| Tolerances | H13, H10, H12, K10, K9, H8, K12, K11, H11, H9 |
| Technique | Hot and Cold Rolled |
| Shipping Time | Mayanmar : 7 Days | Argentina : 30 Days | Spain: 27 Days |
| MTC | EN 10204 3.1 |
| What’s New? | 26 Years of Experience in Dealing of Oil & Gas Piping Materials. |
| Services | Heat Treatment, Shearing, Cutting |
SAE 4340 Hex Bar Suppliers in UAE
AISI 4340 Alloy Steel Bar Specification
ASTM 4340 Grade Steel Rod: 3 – 800 mm Dia, 6.1 – 6.4 m (length)
4340 Chromoly Steel Square Bar: 4 – 100 mm (Size), 12 – 250 mm (length)
SAE 4340 Hex Bar: 2 to 100 mm (Size), Up to 20 ft (Length)
AMS 6359 4340 Steel Rectangular Bar: 6 to 100 mm (Thickness), 10 to 150 mm (Width)

Standard: ASTM A29, ASME SA29

Suitable Temperatures: 1340 to 1380°C
Heat Treatment: Age Hardened, Solution Annealed and Cold Worked
MTR: NDT, Ultrasonic, PMI, Eddy Current Test Reports

Supply State: PH, H & T, ANN

Obtain Quote Directly From AISI 4340 Round Bar Suppliers in UAE With Data Sheet

Process: Forged and Rolled
Pipingmaterial.ae Introduces Verified AISI 4340 Steel Rod Suppliers in the Middle East Countries At Reasonable Prices.
Associate Traders and Importers available in Below Locations For Quick Deliveries
| Middle East Countries | UAE, Saudi, Qatar, Kuwait, Bahrain, Oman, Iraq, Iran, Jordan, Lebanon, Syria, Yemen |
|---|---|
| Africa | Nigeria, South Africa, Kenya, Morocco, Egypt, Tunisia, Algeria |
| MENA | Egypt, Morocco, Algeria, Tunisia, Libya, Israel, Palestine |
What Are the Characteristics of ASTM 4340 Grade Steel Rod?
- High Strength
- Excellent Fatigue Performance
- Lateral Plasticity
- Superior Corrosion Resistance
- Fracture Toughness
Available Types of AISI 4340 Round Bar
SAE 4340 Hex Bar
DIN 1.6582 Forged Bar
AISI 4340 Black Bar
AMS 6359 4340 Steel Rectangular Bar
4340 Chromoly Steel Square Bar
UNS G43400 Bar
Obtain Ultrasonic Testing For 4340 Chromoly Steel Square Bar at the Lowest Cost Per Kilogram
Testing Methods of 4340 Chromoly Steel Square Bar
Check AISI 9310 Round Bar Suppliers in UAE providing certiified testing methods
- Hardness Test
- Macro Test
- Ultrasonic Test
- Micro Test
- Flaring Test
ASTM 4340 Grade Steel Rod Technical Information
| AISI 4340 round bar size | AISI 4340 round bar length | Specifications |
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| SAE 4340 steel bars uses | Mechanical properties | Packing |
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| Shapes | Types | ASTM 4340 4340 grade steel rod marking |
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Weekly Shipment to Below Locations
| Muscat | Ras Al Khaimah | Dubai | Riyadh |
|---|---|---|---|
| Sharjah | Doha | Umm Al Quwain | Fujairah |
| Saudi Arabia | Ajman | Abu Dhabi | Al Jubail |
Which Cutting Methods Are Used By SAE 4340 Hex Bar?
Find here AISI 4340 Round Bar Suppliers in UAE offering numerous cutting methods
- Shear Cutting
- Plasma Cutting
- Saw Cutting
- Laser Cutting
Sizes 4 to 100mm For 4340 Alloy Steel Round Bars With Hot-Rolled Annealed, Bright, Smooth-Turned, Polished, and Rough-Turned Conditions As Finishes
Weight Chart of AISI 4340 Alloy Steel Bar
| Size (inch.) | Weight / Foot (lbs) |
|---|---|
| 2 1/4″ | 13.520 |
| 7/8″ | 2.045 |
| 1/4″ | 00.167 |
| 3/8″ | 00.376 |
| 7/16″ | 00.511 |
| 1/2″ | 00.668 |
| 2 1/8″ | 12.060 |
| 9/16″ | 00.845 |
| 5/8″ | 1.043 |
| 11/16″ | 1.262 |
| 3/4″ | 1.502 |
| 13/16″ | 1.763 |
| 15/16″ | 2.347 |
| 1″ | 2.670 |
| 1 1/16″ | 3.015 |
| 1 1/8″ | 3.380 |
| 1 3/16″ | 3.766 |
| 1 1/4″ | 4.172 |
| 1 5/16″ | 4.600 |
| 1 7/16″ | 5.518 |
| 4 1/4″ | 48.230 |
| 1 1/2″ | 6.008 |
| 1 9/16″ | 6.519 |
| 1 5/8″ | 7.051 |
| 1 3/4″ | 8.178 |
| 1 7/8″ | 9.388 |
| 1 15/16″ | 10.020 |
| 2″ | 10.680 |
| 2 3/8″ | 15.060 |
| 2 1/2″ | 16.690 |
| 2 5/8″ | 18.400 |
| 5/16″ | 00.261 |
| 2 3/4″ | 21.130 |
| 2 7/8″ | 22.070 |
| 3″ | 25.050 |
| 3 1/4″ | 29.300 |
| 2 7/16″ | 15.870 |
| 1 3/8″ | 5.049 |
| 3 1/2″ | 33.890 |
| 3 3/4″ | 38.810 |
| 4″ | 44.070 |
| 4 3/8″ | 51.110 |
| 4 1/2″ | 55.590 |
What Causes Cracks in 4340 Chromoly Steel Square Bar?
- Excessive Heat Generation
- Improper Grinding Practices
- Tool Paths
- Poor Workholding
Surface Conditions of AMS 6359 4340 Steel Rectangular Bar
| CD | Cold drawn | P | Polished |
|---|---|---|---|
| BD | Bright drawn | SRE | Slit rolled edge |
| ST | Smooth turned | PR | Peeled and reeled |
| CG | Centreless ground | HF | Hot finished |
| P&T | Peeled and turned | RT | Rough turned/peeled |
| CF | Cold finished | HRAP | Hot rolled annealed and pickled |
Locate Available Material from Stock
| Country | Cities |
|---|---|
| Belgium | Brussels |
| Netherlands | Amsterdam |
| Belgium | Ghent |
| Belgium | Meeuwen-Gruitrode |
| Belgium | Westerlo |
| Netherlands | Rotterdam |
| Belgium | Leuven |
| Netherlands | The Hague |
| Belgium | Seraing |
| Netherlands | Haarlem |
| Belgium | Antwerp |
| Netherlands | Eindhoven |
AMS 6359 4340 Steel Rectangular Bar and SAE4340 Stainless Steel Bright Bar Are Available in a Variety of Diameters and Sizes in Dubai
Chemical Composition of DIN 1.6582 Forged Bar
| Grade | S | Mo | C | Si | Mn |
|---|---|---|---|---|---|
| AISI 4340 | 0.040 | 0.20 – 0.30 | 0.38 – 0.43 | 0.15 – 0.35 | 0.60 – 0.80 |
Mechanical Properties of 4340 Alloy Steel Round Bars
| Grade | Yield Strength | Elongation (%) | Tensile Strength |
|---|---|---|---|
| AISI 4340 | 635 | 13 | 850 |
Thermal Properties of AMS 6359 4340 Steel Rectangular Bar
| Property | Value |
|---|---|
| Thermal Expansion Co-efficient | 12.3 um/m°C |
| Thermal Conductivity | 44.5 W/mK |
Equivalent of AISI 4340 Round Bar
| Grade | WNR | UNS |
|---|---|---|
| AISI 4340 | 1.6565 | G43400 |

Applications of SAE 4340 Stainless Steel Bright Bar
Check leading AISI 4340 Round Bar Suppliers in UAE providing diverse applications
- Aircraft Parts
- Crankshafts
- Automotive Parts
- Gun Parts
Partner Traders and Importers Are Available in the Regions Mentioned Below for Swift Deliveries
| Region | Country | City |
|---|---|---|
| Middle East | United Arab Emirates | Dubai |
| MENA | Morocco | Casablanca |
| Middle East | Saudi Arabia | Riyadh |
| Middle East | Saudi Arabia | Jeddah |
| Africa | Nigeria | Lagos |
| Middle East | Qatar | Doha |
| Middle East | Kuwait | Kuwait City |
| MENA | Egypt | Cairo |
| Africa | South Africa | Johannesburg |
| Africa | South Africa | Cape Town |
| Middle East | United Arab Emirates | Abu Dhabi |
| Middle East | Saudi Arabia | Dammam |
| Africa | Nigeria | Abuja |


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