709M40
2017-08-15 10:02:18 Origin： Remark：0 Click：
Description 709M40 Round bars, Inventory 709M40 Flat bar, Ex-stock 709M40 Forgings properties Steelmaking, ESR melted, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test, Cold working, Peeled or rough turned machining. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
MATERIAL TECHNICAL DATA SHEET - Grade BS 709M40
MATERIAL CATEGORY - low alloy steel
MATERIAL SPECIFICATIONS - PD970 -2005
MATERIAL CATEGORY - low alloy steel
MATERIAL SPECIFICATIONS - PD970 -2005
MELTING PROCESS - EAF + VD + LF / BEF + 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 (％): 0.36 ~ 0.44
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
OFFICIAL TEST REPORT - issued by TUV - SGS - BV
CHEMICAL COMPOSITIONS (Mass Weight - %)
C (％): 0.36 ~ 0.44
Si (%): 0.15 ~ 0.40
Mn (％): 0.70 ~ 1.00
P (％)≤: 0.030
S (％)≤: 0.035
Mn (％): 0.70 ~ 1.00
P (％)≤: 0.030
S (％)≤: 0.035
Cr (%): 0.90 ~ 1.20
Ni (%): -
Mo (%): 0.25 ~ 0.35
Other (%): 4 X P + Sn ≤ 0.15
TYPICAL MECHANICAL PROPERTY
Condition: +S
Tensile strength,σb/≥ MPa: 775 ~ 925
Yield strength, σ0.2/≥ MPa: 570
Elongation, δ ≥(％): 15.0
Yield strength, σ0.2/≥ MPa: 570
Elongation, δ ≥(％): 15.0
Reduction of area, (%): -
Annealed hardness, HB ≤: 223 ~ 277
MELTING PROCESS
This alloy is generally smelt in Electric Arc Furnace (EAF), EAF+LF+VD, LF + Electroslag remelting (ESR).
For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PRODUCT SHAPES AND DIMENSIONS
Round bar (Diameter): 5.5 to 550mm
Square bar / Flat bar: T3 to 500mm X W3 ~ 1200mm
This alloy is generally smelt in Electric Arc Furnace (EAF), EAF+LF+VD, LF + Electroslag remelting (ESR).
For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PRODUCT SHAPES AND DIMENSIONS
Round bar (Diameter): 5.5 to 550mm
Square bar / Flat bar: T3 to 500mm X W3 ~ 1200mm
Wire rod (Diameter): 3.0 to 13mm
Steel strip: THK0.15 ~ 2.50 X Width 8.0 ~ 185mm
Length: Fixed length or random length or based on the customer's special requirement.
Steel strip: THK0.15 ~ 2.50 X Width 8.0 ~ 185mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.
ADVANTAGE & SUPERIOR SERVICE
17+ years Focus On Special Steel Manufacturing and processing.
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.
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
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
17+ years Focus On Special Steel Manufacturing and processing.
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.
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
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
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