BS 4A /En 50
2017-06-01 09:23:26 Origin： Remark：0 Click：
Material technical specifications of BS Aerospace Standard DTD series alloy structural steel BS 4A /En 50 data sheet, BS 4A /En 50Chemical compositions,BS 4A/En 50 Mechanical properties from Steelmaking, ESR melted, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test, Cold working, Peeled or rough turned machining. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL SPECIFICATION & DATASHEET - BS 4A & En 50
MATERIAL CATEGORY: Aerospace Standard "DTD" series alloy structural steel
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
TYPE OF STEEL: Cr-V Spring steel
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.40 ~ 0.50
Si (％): ≤ 0.30
Mn (％): 0.50 ~ 0.70
P (％)≤: 0.020
S (％)≤: 0.015
Cr (％): 1.00 ~ 1.50
Si (％): ≤ 0.30
Mn (％): 0.50 ~ 0.70
P (％)≤: 0.020
S (％)≤: 0.015
Cr (％): 1.00 ~ 1.50
Ni (%): -
Mo (％): -
Mo (％): -
Cu (%): ≤ 0.15
V (%): ≥ 0.15
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Condition: Heat treatment - QT
Tensile strength σb≥/MPa: 1200
Yield strength σs≥/MPa: 1050
Elongation δ5≥(%): 10.0
Yield strength σs≥/MPa: 1050
Elongation δ5≥(%): 10.0
AKV≥/J: -
Hardness HBS: 321 max.
Hardness HBS: 321 max.
PRODUCT PROFILE
Round bar / Wire rod (Diameter): 0.50mm to 800mm
Square bar / Flat bar: 3mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Round bar / Wire rod (Diameter): 0.50mm to 800mm
Square bar / Flat bar: 3mm to 800mm
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.
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. E-mail: lh.steel@hotmail.com.
And you also can reach our sales department: sales@ccsteels.com
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