EN 45A datasheet,EN 45A chemical,EN 45A heat treatment
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EN 45A
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Description EN45A datasheet, EN 45A Chemical, EN 45A Properties from Steelmaking, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic flaw detection test, Cold working or Machined. All of these materials conform to Military standard, nuclear power. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATA SHEET - Grade EN 45A

MATERIAL CATEGORY - low alloy Spring steel
MATERIAL SPECIFICATIONS - BS 970-2 -1988
CHEMICAL COMPOSITIONS (WEIGHT - %)
C (%):     0.55 ~ 0.60
Si (%):     1.80 ~ 2.10
Mn (%):   0.80 ~ 1.00
P (%)≤:   0.035
S (%)≤:   0.035
Cr (%):    0.15 ~ 0.30
Mo (%):   ≤ 0.10
TYPICAL MECHANICAL PROPERTY
Tensile strength,σb/≥ MPa: -
Yield strength, σ0.2/≥ MPa: -
Elongation, δ ≥(%): -
Reduction of area, (%): -
Condition of delviery: hot rolled
Annealed hardness, HB ≤: 302
MELTING PROCESS
This
alloy is generally air melted of Non-VIM + ESR, Electric Arc Furnace (EAF), EAF+LF+VD, EF + Electroslag remelting (ESR). For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 5.5mm to 450mm
Square bar / Flat bar: THK1.0 to 200mm X Width 3 ~ 450mm
Wire rod (Diameter): 1.00mm to 16mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail:
sales@ccsteels.com

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