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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 DATASHEET - DTD 519

MATERIAL CATEGORY: Aerospace Standard "DTD" series alloy structural steel

OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV

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
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