K24728
2017-08-21 09:07:07 Origin： Remark：0 Click：
Description K24728 Flat bar, Inventory K24728 Forging, Plate K24728 property Steelmaking, ESR melted, Blooming, Hot forging, Hot rolling, Heat treat, Straightening, 100% Ultrasonic test, Cold working or rough turned machining. 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.
TECHNICAL SPECIFICATIONS - Grade K24728
MATERIAL FORM - Bar, Forge piece, Tube
TECHNIQUE AND QUALITY - CVM
MATERIAL TYPE - Aerospace Material Specification - Structural steel
MELTING PROCESS - Consumable electrode remelted steel
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
OFFICIAL TEST REPORT - issued by TUV - SGS - BV
CHEMICAL COMPOSITIONS (Mass Weight - %)
C (％): 0.45 ~ 0.50
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
OFFICIAL TEST REPORT - issued by TUV - SGS - BV
CHEMICAL COMPOSITIONS (Mass Weight - %)
C (％): 0.45 ~ 0.50
Si: (%): 0.15 ~ 0.35
Mn (%): 0.60 ~ 0.90
Cr (％): 0.90 ~ 1.20
Ni (％): 0.40 ~ 0.70
Cr (％): 0.90 ~ 1.20
Ni (％): 0.40 ~ 0.70
Mo (％): 0.90 ~ 1.10
V (%): 0.05 ~ 0.15
MECHANICAL PROPERTY UNDER ROOM TEMP.
Tensile strength σb≥/MPa: 1471
Yield strength σs≥/MPa: 1373
Elongation δ5≥(%): 9.0
Yield strength σs≥/MPa: 1373
Elongation δ5≥(%): 9.0
Impact, AKV≥/J: 35
Annealed hardness HB: 45HRC
Annealed hardness HB: 45HRC
PRODUCT DESCRIPTION
The alloy is usually produced by VIM /CVM followed by electroslag refining (ESR), Vacuum Arc Melting (VAR) if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
Round bar Diameter 5.5mm to 300mm
The alloy is usually produced by VIM /CVM followed by electroslag refining (ESR), Vacuum Arc Melting (VAR) if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
Round bar Diameter 5.5mm to 300mm
Wire rod Diameter 3.0mm to 15mm
Square bar / Flat bar: 3mm to 400mm
Length: Fixed length or random length or based on the customer's special requirement.
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
Square bar / Flat bar: 3mm to 400mm
Length: Fixed length or random length or based on the customer's special requirement.
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
MAIN STEEL GRADE FOR EXPORT
ASTM A565 Grade 616/422/S42200, Grade 615/S41800, XM-32/S64152, PH13-8/XM-13/s13800
17-4PH/630/1.4542, 631, 851, 961, WB36, D6-AC, D6A. A-286/660
1.4980, 1.4922, 1.4923, 1.4935, 1.4938, 1.4913, 1.4122
Forms: Bars, Forge piece, Ring, Strip
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
CNC saw cutting.
Marking by stamping or printing.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email:sales@ccsteels.com.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
CNC saw cutting.
Marking by stamping or printing.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.
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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