DIN 1.7350
2014-10-11 09:38:59 Origin： Remark：0 Click：
Description 1.7350 Stocklist, Inventory Round bar, Shaft, Flat bar, Plate. 1.7350 Properties Steelmaking, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic flaw detection test, Cold working or Machined.
MATERIAL DATA SHEET - Grade DIN 22CrMo4-4 & W-Nr 1.7350
MATERIAL CATEGORY: High temperature structural steel
MATERIAL SPECIFICATIONS - DIN EN 10028-2 (2003), DIN 17755 (1983)
CHEMICAL COMPOSITION (Mass weight - %)
C (％): 0.19 ~ 0.26
Si (％): 0.15 ~ 0.40
Mn (％): 0.50 ~ 0.80
P (％)≤: 0.035
S (％)≤: 0.035
Cr (％): 0.90 ~ 1.20
Mo (％): 0.40 ~ 0.50
Ni (％): ≤ 0.60
Si (％): 0.15 ~ 0.40
Mn (％): 0.50 ~ 0.80
P (％)≤: 0.035
S (％)≤: 0.035
Cr (％): 0.90 ~ 1.20
Mo (％): 0.40 ~ 0.50
Ni (％): ≤ 0.60
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working tmperature /℃: 1100 ~ 850
Heat treatment temperature /℃|annealing / normalizing : 680~720
Heat treatment temperature /℃|quenching: 880~920 oil
Heat treatment temperature /℃|tempering: 580~680
HBS: 190~236
Tensile strength, (≥)|σb/MPa: 640 ~ 780
Yield strength, (≥)|σs/MPa: 490
Elongation, (≥)|δ5(%): 18.0
Impact strength, (≥)|AKv/J: 41
Heat treatment temperature /℃|annealing / normalizing : 680~720
Heat treatment temperature /℃|quenching: 880~920 oil
Heat treatment temperature /℃|tempering: 580~680
HBS: 190~236
Tensile strength, (≥)|σb/MPa: 640 ~ 780
Yield strength, (≥)|σs/MPa: 490
Elongation, (≥)|δ5(%): 18.0
Impact strength, (≥)|AKv/J: 41
MECHANICAL PROPERTY UNDER HIGH TEMPERATURE
Yield strength σ0.2≥/MPa|200℃: -
Yield strength σ0.2≥/MPa|300℃: 392
Yield strength σ0.2≥/MPa|350℃: 373
Yield strength σ0.2≥/MPa|400℃: 343
Yield strength σ0.2≥/MPa|450℃: -
Yield strength σ0.2≥/MPa|500℃: -
Yield strength σ0.2≥/MPa|300℃: 392
Yield strength σ0.2≥/MPa|350℃: 373
Yield strength σ0.2≥/MPa|400℃: 343
Yield strength σ0.2≥/MPa|450℃: -
Yield strength σ0.2≥/MPa|500℃: -
AVAILABLE SHAPES
Round bar / flat bar / square bar / strip / sheet
Bright - peeled + polishing, centerless grinding
Forged - ring, tube, pipe casing, discs, shaft
PRODUCT PROFILE & DIMENSIONS
Round bar / wire rod (Diameter): 5.5mm to 650mm
Square bar / flat bar: 3mm to 650mm
Plate / sheet steel / steel strip: 0.1mm to 500mm
Width: 8mm to 2000mm
Length: random length or based on the customer's special requirement.
Forged steel shape: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
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.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to email or call our resident team of qualified production engineers. EMAIL: sales@ccsteels.com.
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