2017-09-06 10:33:17 Origin： Remark： Click：
Description AMS 6438 Flat bars, Ex-stock AMS 6438 Round bars, Plate AMS 6438 Properties from Steelmaking, ESR melted, Blooming, Hot forging, Hot rolling, Heat treatment, 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 AMS 6438
MATERIAL FORM: Plate, Sheet, Strip
TECHNIQUE AND QUALITY: superior, CM
Official Test Certificate Report: issued by TUV - SGS - BV
CHEMICAL COMPOSITION (Mass weight - %)
C (％): 0.45 ~ 0.50
Si: (%): 0.10 ~ 0.40
Mn (%): 0.60 ~ 0.90
Cr (％): 0.90 ~ 1.20
Ni (％): 0.40 ~ 0.60
Mo (％): 0.90 ~ 1.10
V (%): 0.05 ~ 0.15
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Tensile strength σb≥/MPa:
Yield strength σs≥/MPa: -
Elongation δ5≥(%): -
Impact, AKV≥/J: -
Annealed hardness HB: 235
The alloy is usually produced by VM /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 / Wire rod (Diameter): 5.5mm to 300mm
Square bar / Flat bar: 3mm to 400mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 - 200mm X W10 - 1500mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
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 inquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email us: email@example.com.
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