9SMn28（11SMn30）1.0715 Free cutting steel
MATERIAL CATEGORY: Free cutting steel
MATERIAL SPECIFICATIONS:DIN EN 10087,10277-3 (1999), DIN 1651 (1988)
CHEMICAL COMPOSITION (WEIGHT %)
C (％): ≤0.14
Si(％): ≤0.05
Mn(％): 0.90～1.30
P(％)≤: 0.11
S(％)≤: 0.27~0.33
Other(％): -
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Tensile strength /MPa (untreated) Size /mm | Hardness ≤ HBW (untreated) Size /mm |
≤10 | 11-16 | 17-40 | 41-63 | 64-100 | ≤10 | 11-16 | 17-40 | 41-63- | 64-100 |
380~570 | 380~570 | 380~570 | 380~570 | 360~520 | 170 | 170 | 159 | 159 | 156 |
AVAILABLE SHAPES
Black bar /Flat bar / Square bar
Bright - peeled + polishing, centerless grinding
TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods
Process plant – fasteners
Mechanical gears, gear shaft, main axis, valve rod
Mechanical parts - connecting rod, bolt and nut
Multidiameter shaft
Pressure vessel, seamless pipe
PRODUCT PROFILE
Round bar / Wire rod (Diameter): 0.50mm to 800mm
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.
Pipes / Tubings: OD 3-219 mm, with wall thickness ranging from 0.50 to 35 mm.
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