EN40B datasheet,EN40B chemical,EN40B heat treatment

EN40B
2021-12-08 09:58:29   Origin:   Remark:0 Click:

Description EN40B Datasheet, Stocklist EN40B Chemical, Inventory EN40B Properties 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 EN40B 
MATERIAL CATEGORY - 3.2Cr-0.55Mo Series alloy steel
MATERIAL SPECIFICATIONS - PD970 -2005
MELTING PROCESS - Consumable electrode remelted steel
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
OFFICIAL TEST REPORT - issued by TUV - SGS -  BV
CHEMICAL COMPOSITIONS ( MASS WEIGHT %)
C (%):     0.20 ~ 0.28
Si (%):     0.10 ~ 0.35
Mn (%):   0.40 ~ 0.65
P (%)≤:   0.025
S (%)≤:   0.020
Cr (%):    2.90 ~ 3.50
Ni (%):     0.40
Mo (%):   0.40 ~ 0.70
TYPICAL MECHANICAL PROPERTIES
Condition: +S
Tensile strength,σb/≥ MPa: 775 ~ 925
Yield strength, σ0.2/≥ MPa: 525
Elongation, δ ≥(%): 14.0
Reduction of area, (%): -
Annealed hardness, HB ≤: 223 ~ 277
MELTING PROCESS
This
alloy is generally smelt in Electric Arc Furnace  (EAF), EAF+LF+VD, LF + Electroslag remelting (ESR). For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
FORMS AND DIMENSIONS AVAILABLE
Round bar (Diameter): 5.5 to 550mm
Square bar / Flat bar: T10 to 300mm X W12 ~ 1000mm
Wire rod (Diameter): 1.0 to 13mm
Steel strip: THK0.15 ~ 2.50 X Width 8.0 ~ 185mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers, E-mail us: sales@ccsteels.com.

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