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GB/T 8731 Y35 Steel - Specifications & Listings

GB/T 8731 Y35: Y35 is a free-cutting carbon steel designed for improved machinability and productivity in automatic machining operations. Sulfur additions enhance chip breaking and reduce tool wear.

Forms: Hex Bar Category: Free Machining Steel
Grade Details
GradeGB/T 8731 Y35
StandardGB/T 8731
DescriptionY35 is a free-cutting carbon steel designed for improved machinability and productivity in automatic machining operations. Sulfur additions enhance chip breaking and reduce tool wear.
ApplicationsUsed for screws, nuts, fittings, precision turned parts, bushings, and automatic lathe components.
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Hex Bar →
Demand, no supply
Chemical Composition (%)
C Si Mn S P
0.32-0.39 0.15 max 0.70-1.00 0.20-0.35 0.07-0.12
Mechanical Properties
tensile_strength 520-680 MPa
yield_strength 315-420 MPa
elongation 10-16%
hardness 140-190 HB
Processing:

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GB/T 8731 Y35 Hex Bar
2.100 MT
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GB/T 8731 Y35 Hex Bar
2.100 MT
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