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Part Number WS 1.4057


Technical Data Sheet

Chemical Composition Limits
Weight % C Si Mn P S Cr Mo Ni Fe
CHRONIFER M-4057 0.12-0.22 1.00 max 1.50 max 0.040 max 0.015 max 15.50-17.00 1.5-2.5 2-2.5 Rem
Other Chemically similar Specifications
Weight % C Si Mn P S Cr Mo Ni Fe
WS 1.4057 0.12-0.22 1.00 max 1.50 max 0.040 max 0.015 max 15.50-17.00 1.50-2.5 2-2.5 Rem
DIN X 17 CrNi 16-2 0.12-0.22 1.00 max 1.50 max 0.040 max 0.015 max 15.50-17.00 1.5-2.5 2-2.5 Rem
AFNOR X 17CrNi 16-2                  
AISI 431 0.12-0.22 1.00 max 1.50 max 0.040 max 0.015 max 15.50-17.00 1.5-2.5 2-2.5 Rem

Chronifer M-4057 is a hardenable stainless steel without sulfur. Chronifer M-4057 is manufactured in Rod, Bar and coil (AISI 431 Stainless Steel without Sulphur). For all stock and size availability contact Sales.

Material Properties
AISI 431 has a better corrosion resistance (after hardening and polishing of the parts) then the 420 or 420F because of low carbon and sulfur content, plus so percentage of Nickel and Molybdenum.

Availability
Bars: cold drawn, ground and polished
Bars Length: 3m surface roughness N5-N6

Standard Tolerances
Diameter
ISA h7
Length of bars: +50/-0 mm
Out of roundness/eccentricity: 1/2 of diameter tol.

Heat Treatment
Hardening: 950-1050 C
Soft annealing: 600-800C
Max obtainable hardness 47 HRC

Cutting rate
20-30 m/min (approximate value, depending on the lubrication, the cutting tools, the shape of parts)

Stock Range:
Ø 3.00-8.00 mm round full material in stock, other dimensions on request

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. Time-critical orders, such as AOGs, can be processed and dispatched on the same day, even for cutting orders on bar and sheet products.

Our expertise in global logistics enables us to source material from anywhere in the world in a matter of days and provide fast shipping solutions to all our customers, whichever country they are in. We use a range of transport partners to ship overnight within the UK and Europe, and offer a full range of logistics solutions from priority express services to more cost-effective economy shipments all around the globe. To find out more about our services click here.

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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.

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