2018-11-12 08:05:28 Origin： Remark：0 Click：
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS - BV
MATERIAL CATEGORY - Aircraft "S" series alloy structural steel
TYPE OF STEEL- 2.5Ni - 0.65Cr - 0.55Mo alloy steel
HS Code For Customs - 7228 4000 / 7228 5000 / 7228 6000
CHEMICAL COMPOSITION (Mass weight - %)
Si (％): 0.10 ~ 0.35
Mn (％): 0.45 ~ 0.70
P (％)≤: 0.035
S (％)≤: 0.030
Cr (％): 0.50 ~ 0.80
Mo (％): 0.45 ~ 0.65
Yield strength σs≥/MPa: 875
Elongation δ5≥(%): 7.0
Hardness HBS: -
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolts and nuts.
PROFILE & AVAILABLE SIZES
Round bar (Diameter): 5.5mm to 550mm
Wire rod (Diameter): 5.0mm to 16mm
Square bar / Flat bar: 3mm to 500mm
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.
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: email@example.com