W-Nr 1.4873
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Specification 1.4873 Datasheet, Inventory 1.4873 Chemical, Stocklist 1.4873 Ring forging, Sheet steelmaking, ESR, Blooming, Forging, Rolling, Heat treatment, Straightened, Ultrasonic test, Cold working, Machined. We also possess advanced precision machining equipments for further processing.
Technical standards - DIN EN 10090 (1998), DIN 17480 (1992) or by agreement.
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
TECHNICAL SPECIFICATION DATASHEET - W-Nr 1.4873
MATERIAL CATEGORY - Valve steel
MATERIAL SPECIFICATIONS - DIN EN 10090 (1998), DIN 17480 (1992)
CHEMICAL COMPOSITION ( Mass Weight % )
C (％): 0.40 ~ 0.50
Si (％): 2.00 ~ 3.00
Mn (％): 0.80 ~ 1.50
P (％)≤: 0.045
S (％)≤: 0.030
Cr (％): 17.0 ~ 19.0
Ni (％): 8.00 ~ 10.0
Mo (％): -
Si (％): 2.00 ~ 3.00
Mn (％): 0.80 ~ 1.50
P (％)≤: 0.045
S (％)≤: 0.030
Cr (％): 17.0 ~ 19.0
Ni (％): 8.00 ~ 10.0
Mo (％): -
W (％): 0.80 ~ 1.20
MECHANICAL PROPERTIES / HEAT TREATMENT OR Q/T)
Hot forming temperature /℃: 1100～900
Heat treatment temperature and cooling method | annealed: -
Heat treatment temperature and cooling method | quenched: 1000～1050 Water
Heat treatment temperature and cooling method | tempered: 700~750
Mechanical property |σb/MPa: 800～1000
Mechanical property |σs≥/MPa: 380
Mechanical property |δ5≥(％): 25
Mechanical property |ψ≥(％): 35
Mechanical property above 400℃ σb/MPa，at following temperature /℃|400: -
Mechanical property above 400℃ σb/MPa，at following temperature /℃|500: 600
Mechanical property above 400℃ σb/MPa，at following temperature /℃|600: 500
Mechanical property above 400℃ σb/MPa，at following temperature /℃|700: 350
Mechanical property above 400℃ σb/MPa，at following temperature /℃|800: 180
Hot forming temperature /℃: 1100～900
Heat treatment temperature and cooling method | annealed: -
Heat treatment temperature and cooling method | quenched: 1000～1050 Water
Heat treatment temperature and cooling method | tempered: 700~750
Mechanical property |σb/MPa: 800～1000
Mechanical property |σs≥/MPa: 380
Mechanical property |δ5≥(％): 25
Mechanical property |ψ≥(％): 35
Mechanical property above 400℃ σb/MPa，at following temperature /℃|400: -
Mechanical property above 400℃ σb/MPa，at following temperature /℃|500: 600
Mechanical property above 400℃ σb/MPa，at following temperature /℃|600: 500
Mechanical property above 400℃ σb/MPa，at following temperature /℃|700: 350
Mechanical property above 400℃ σb/MPa，at following temperature /℃|800: 180
PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter): 5.5mm to 550mm
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): 5.5mm 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: T6 - 200mm X W1000- 2500mm X L1000-12000mm
Sheet steel via cold rolled: T0.5 - 6mm X W600- 1000mm X L1000 - 2000mm
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.
Sheet steel via cold rolled: T0.5 - 6mm X W600- 1000mm X L1000 - 2000mm
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.
REMELTING PROCESS
Valve steel is generally smelt in electric arc furnace or induction furnace. For higher quality,it should be smelt via technology of vacuum refining and external refining.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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