SAE T4 / T12004 datasheet,SAE T4 / T12004 chemical,SAE T4 / T12004 heat treatment
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SAE T4 / T12004
2017-09-04 09:06:02   Origin:   Remark:0 Click:

Specifications SAE T4 Datasheet, SAE T4 & T12004 Chemical, SAE T4 & T12004 Properties from Steelmaking, ESR melted, Hot blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic flaw test, Cold working, Peeled or rough turned machining. Technical specification - ASTM A600 - 2004. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATA SHEET - SAE T4 & T12004

MATERIAL CATEGORY - Tungsten series High speed tool steel
MATERIAL SPECIFICATIONS - ASTM A600 - 2004
CHEMICAL COMPOSITIONS (WEIGHT - %)
C (%):     0.70 ~ 0.80
Si (%):     0.20 ~ 0.40
Mn (%):   0.20 ~ 0.40
P (%)≤:   0.030
S (%)≤:   0.030
Cr (%):    3.75 ~ 4.50
Mo (%):   0.70 ~ 1.00
W (%):    17.25 ~ 18.75
V (%):     0.80 ~ 1.20
Co (%):   4.25 ~ 5.75
HEAT TREATMENT PRACTICE AND HARDNESS
Annealing temperature /℃: 870 ~ 900
Annealed hardness, ≤ HB: 229 ~ 269
Quenching temperature /℃: 1260 ~ 1300
Cooling medium: oil, air
Tempering temperature /℃: 540 ~ 600
Hardness under tempered condition ≥HRC: 66 ~ 62
MELTING PROCESS
This
alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF),  EAF + LF + VD, LF + ESR. For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 5.5 to 450mm
Square bar / Flat bar: T3 to 500mm X W3 ~ 650mm
Wire rod (Diameter):  0.30 to 13mm
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 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
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers, Email us: sales@ccsteels.com.

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