Home > AISI L6 Round Bars
AISI L6 round bars are high-quality tool steel bars known for their durability and excellent impact resistance. Featuring a unique combination of chromium, nickel and molybdenum, the L6 round plate provides excellent durability and corrosion resistance, making it ideal for applications in harsh environments. It is commonly used to manufacture tools, dies and industrial machinery, and these plates ensure reliable performance under high-pressure conditions. Their excellent mechanical properties and weldability make them easy to manufacture and customize. Adhering to stringent quality standards, AISI L6 round bars provide a reliable solution for applications demanding strength, stability and accuracy.
Standard | Grade | C | Si | Mn | P | S | Cr | Ni | Mo | V |
ASTM A681 | L6 | 0.65-0.75 | 0.1-0.5 | 0.25-0.80 | ≤0.03 | ≤0.03 | 0.6-1.2 | 1.25-2.0 | ≤0.50 | — |
EN ISO 4957 | 55NiCrMoV7 | 0.50-0.60 | 0.1-0.4 | 0.60-0.90 | ≤0.03 | ≤0.02 | 0.8-1.2 | 1.50-1.8 | 0.35-0.55 | 0.05-0.15 |
DIN 17350 | 1.2714 56NiCrMoV7 | 0.50-0.60 | 0.1-0.4 | 0.65-0.95 | ≤0.03 | ≤0.03 | 1.0-1.2 | 1.50-1.8 | 0.45-0.55 | 0.07-0.12 |
JIS G4404 | SKT4 | 0.50-0.60 | 0.1-0.4 | 0.60-0.90 | ≤0.03 | ≤0.02 | 0.8-1.2 | 1.50-1.8 | 0.35-0.55 | 0.05- |
Quenching at 860 °C in oil | Tempering | 100°C | 150°C | 200°C | 250°C | 300°C | 350°C | 400°C | 450°C | 500°C | 550°C | 600°C | 650°C |
HB | 634 | 615 | 595 | 577 | 543 | 512 | 482 | 468 | 442 | 409 | 390 | — | |
HRC | 59 | 58 | 57 | 56 | 54 | 52 | 50 | 49 | 47 | 44 | 42 | — | |
R,N/mm 2 | 2420 | 2330 | 2240 | 2160 | 2010 | 1880 | 1760 | 1700 | 1580 | 1430 | 1340 | — | |
Quenching at 860 °C in air | Tempering | 100°C | 150°C | 200°C | 250°C | 300°C | 350°C | 400°C | 450°C | 500°C | 550°C | 600°C | 650°C |
HB | 560 | — | 512 | — | 482 | — | 442 | 421 | 400 | 371 | 336 | 301 | |
HRC | 55 | — | 52 | — | 50 | — | 47 | 45 | 43 | 40 | 36 | 32 | |
R,N/mm 2 | 2070 | — | 1880 | — | 1760 | — | 1580 | 1480 | 1390 | 1250 | 1110 | 1 |
At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.
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We offer These AISI L6 Round Bars as per DIN, ISO, JIS or ANSI Standard.
AISI L6 Round Bars applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Yes, AISI L6 Round Bars, being alloy tool steel, can be susceptible to galvanic corrosion when in contact with dissimilar metals in the presence of an electrolyte. To mitigate this risk, protective measures such as coatings, insulation, or using compatible metals are recommended. Regular maintenance and monitoring can help prevent galvanic corrosion, ensuring the longevity and performance of AISI L6 round bars in various industrial applications.
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