DTD 519 datasheet,DTD 519 chemical,DTD 519 heat treatment

DTD 519
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AEROSPACE DTD 519 datasheet, DTD 519 Chemical, DTD 519 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 DATASHEETDTD 519

MATERIAL CATEGORY: Aerospace Standard "DTD" series alloy structural steel
OFFICIAL TEST CERTIFICATE: issued by TUV - SGSBV
TYPE OF STEEL - Ni - Cr case hardening steel
CHEMICAL COMPOSITION (WEIGHT %)
C (%):    ≤ 0.18
Si (%):   ≤ 0.35
Mn (%):  0.30 ~ 0.60

P (%)≤:  0.025
S (%)≤:  0.015
Cr (%):   0.80 ~ 1.10
Ni (%):   3.00 ~ 3.75
Mo (%):  -
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Tensile strength σb≥/MPa: 785
Yield strength σs≥/MPa: 590
Elongation δ5≥(%): 12.0
AKV≥/J: 55
Hardness HBS: 207 min.
PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter): 5.5mm to 500mm
Square bar / Flat bar: 3mm to 610mm
Length: Fixed length or random length or based on the customer's special requirement.
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. Email:
sales@ccsteels.com 

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