28NiMo17
2015-05-26 09:40:19 Origin： Remark：0 Click：
Stocklist 28NiMo17 Suppliers, Specifications 28NiMo17 Chemical, Inventory 28NiMo17 Properties From steelmaking, Hot forging, Hot rolling, heat treated, cold working. We also possess advanced precision machining equipments for further processing.
Technical Standards - EN ISO 4957: 2000 , DIN 17350 (1980) or By agreement.
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
TECHNICAL SPECIFICATION MATERIAL - GRADE 28NiMo17
MATERIAL CATEGORY - Hot working tool steel
MATERIAL SPECIFICATIONS - EN ISO 4957: 2000 , DIN 17350 (1980)
CHEMICAL COMPOSITION ( MASS WEIGHT - %)
C (％): 0.24 ~ 0.31
Si (％): 0.15 ~ 0.35
Mn (％): 0.20 ~ 0.40
P (％)≤: 0.030
S (％)≤: 0.030
Cr (％): 0.30 ~ 0.50
Mo (％): 1.15 ~ 1.25
V (％): 0.15 ~ 0.20
Si (％): 0.15 ~ 0.35
Mn (％): 0.20 ~ 0.40
P (％)≤: 0.030
S (％)≤: 0.030
Cr (％): 0.30 ~ 0.50
Mo (％): 1.15 ~ 1.25
V (％): 0.15 ~ 0.20
Ni (％): 4.20 ~ 4.70
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working tenperature ℃: 1050～850
Annealing temperature ℃: 640~680
Hardness after annealing ≤HBW: 285
Quenching temperature ℃: 840~870
Cooling medium: Oil or Air
Common tempering temperature ℃: 400~600
Hardening value after tempering at temperature /MPa |400℃: 1670
Hardening value after tempering at temperature MPa |500℃: 1570
Hardening value after tempering at temperature MPa |600℃: 1370
Hardening value after tempering at temperature MPa |650℃: -
Hot working tenperature ℃: 1050～850
Annealing temperature ℃: 640~680
Hardness after annealing ≤HBW: 285
Quenching temperature ℃: 840~870
Cooling medium: Oil or Air
Common tempering temperature ℃: 400~600
Hardening value after tempering at temperature /MPa |400℃: 1670
Hardening value after tempering at temperature MPa |500℃: 1570
Hardening value after tempering at temperature MPa |600℃: 1370
Hardening value after tempering at temperature MPa |650℃: -
MELTING PROCESS
This alloy is generally smelt in electric arc furnace (EAF ) or IFF + VD, LF + Electroslag remelting (ESR). For a purpose of higher quality, it should be smelt via technology of vacuum refining and external refining.
This alloy is generally smelt in electric arc furnace (EAF ) or IFF + VD, LF + Electroslag remelting (ESR). For a purpose of higher quality, it should be smelt via technology of vacuum refining and external refining.
TYPICAL APPLICATIONS
Alloy tool steel is widely used to produce the cutting tool, cold/heat distortion mould and measuring implements,
and further to manufacture the piston, valve, valve seat of fuel pump of diesel engine.
Cutting tools
Mechanical parts
Air hammer tools
Piercing tools
Alloy tool steel is widely used to produce the cutting tool, cold/heat distortion mould and measuring implements,
and further to manufacture the piston, valve, valve seat of fuel pump of diesel engine.
Cutting tools
Mechanical parts
Air hammer tools
Piercing tools
PRODUCT PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter1): 5.5mm to 800mm
Square bar / Flat bar: 3mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
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 - 300mm X W50 - 1200mm X L1000-12000mm
Sheet steel via cold rolled: T0.5 - 4mm 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 - 4mm 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.
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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