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Alloy Steel S534


Technical Data Sheet

 

Chemical Composition Limits
Weight% C Si Mn P + S max Cr Mo Ni
S534 0.22-0.29 0.15-0.35 0.50-0.80 P 0.02
S 0.025
0.90-1.20 0.15-0.25 0.3

BS S534 is an alloy steel, similar to U.S. specification 4130 (AMS 6350). It is supplied in sheet form in the softened condition, usually dual certified to BS S535 for subsequent heat treatment, depending on the properties required. Heat treatment is as follows:

S534 Harden 870°C + Oil quench / Temper 540°C (2hrs) + air cool
S535 Harden 870°C + Oil quench / Temper 420°C (2hrs) + air cool

Typical Mechanical Properties

Grade Condition Tensile Strength N/mm² Yield Strength N/mm² Elongation (%) Hardness (HB) Ruling Section
S534 Hardened & Tempered 880-1180 690 8 255-321 <1.5mm
S534 Hardened & Tempered 880-1180 690 9   1.5mm-3.0mm
S534 Hardened & Tempered 880-1180 690 10   >3.0mm
S534 Softened       174 max  

Availability
Alloy S534 for all stock availability contact Sales.

Specifications
AISI 4130
AMS 6370-4130 Sheet/ Strip/Plate
WS 1.7214
25CD45

Services
At Aircraft Materials we specialise in the rapid turn-around of orders, with most stock items ready for shipping out the same day to anywhere in the world. For time-critical orders, such as AOGs use our AOG service desk (aog@aircraftmaterials.com), the team are dedicated to processing and dispatching orders on the same day, even for cutting orders on bar and sheet products.

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Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.