Custom 455 Round Bars are premium precipitation-hardening stainless steel bars manufactured from UNS S45500 / EN 1.4543 grade for applications requiring exceptional strength, toughness, and corrosion resistance. These round bars deliver outstanding mechanical properties after age hardening while maintaining excellent dimensional stability and machinability. They are widely used in aerospace, petrochemical, power generation, marine, medical, and defense industries where high performance under demanding operating conditions is essential. Available in round, flat, square, hexagonal, and rectangular forms, our Custom 455 Round Bars are produced in accordance with international quality standards and supplied in various sizes, finishes, and custom specifications.
Grade: Custom 455 Round Bar
Square bar size : 4 to 100mm
Hollow Bar : 32mm OD x 16mm ID to 250mm OD x 200mm ID)
Hex Bar size : 2-100mm A/F
Rectangles Size : 33 x 30mm to 295 x 1066mm
Flat bar size : Thickness: 2 -100mm, Width: 10 to 500mm
Round bar size : Diameter: 3-~800mm
Surface: Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Technique : Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod
Condition : Hardened & tempered, annealed
Finish : Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black
Processing : Bar cutting to 650mm
Custom 455 Round Bars Equivalent Grades
STANDARD: Custom 455
Material No: 1.4543
UNS: S45500
Advantages
- Manufactured from precipitation-hardening stainless steel offering excellent strength, corrosion resistance, and long service life in demanding environments.
- Produced using advanced forging, heat treatment, and precision machining processes for superior dimensional accuracy and surface finish.
- Every batch undergoes rigorous chemical, mechanical, ultrasonic, PMI, and dimensional inspection, ensuring consistent quality with an extremely low defect rate.
- Available in customized diameters, lengths, finishes, heat treatment conditions, and machining options as per customer drawings and project specifications.
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