K11640 datasheet,K11640 chemical,K11640 heat treatment

K11640
2020-09-23 13:14:35   Origin:   Remark:0 Click:

Description K11640 datasheet, K11640 Chemical, K11640 Properties from 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.

 

MATERIAL TECHNICAL DATASHEET - DIN K11640

Official Test Certificate: issued by TUV - SGS -  BV
CHEMICAL COMPOSITION (WEIGHT %)
C (%):     0.37 ~ 0.43
Si (%):     0.15 ~  0.40
Mn (%):   0.70 ~ 1.00
P (%)≤:   0.035
S (%)≤:   0.030
Cr (%):    0.40 ~ 0.60
Ni (%):     0.40 ~ 0.70
Mo (%):   0.15 ~ 0.30
Other (%): Cu ≤ 0.25
MECHANICAL PROPERTY UNDER ROOM TEMP.
Tensile strength σb≥/MPa: 885
Yield strength σs≥/MPa: 725
Elongation δ5≥(%): 25.0
AKV≥/J: -
Annealed hardness HB: 252
TYPICAL APPLICATIONS
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, bolt and nut
Multidiameter shaft
Pressure vessel, seamless pipe
PRODUCT AVAILABLE PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter): 5.50mm to 550mm
Square bar / Flat bar: 3mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 450mm X W50 ~ 1000mm X L1000 ~ 4000mm
Sheet steel via cold rolled: T1.5 - 3mm X W100 ~ 1000mm X L1000 ~ 2000mm
Steel strip via cold rolled: T0.4 - 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. E-mail: 
sales@ccsteels.com

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