12L14 11smnpb30 Sum24L Cold Drawn Free Cutting Steel Hexagonal Bar

• Standard: AISI, JIS, ASTM, DIN, BS, GB
• Certification: ABS, RoHS
• Technique: Cold Drawn
• Surface Treatment: Bright
• Alloy: Non-alloy
• Grade: 12L14, Free Cutting Steel
• Model NO.: 12L14 11SMnPb30 SUM24L
• Composition: Lead Steel
• Straightness: 0.5mm/M
• Length: as Required
• Tolerance: H9 H10 H11
• Size: 5mm to 80mm
• Transport Package: Anti-Rust Packing
• Specification: 0.5mm-100mm
• Origin: China
• Production Capacity: 3000tons/Month

Product Description

12L14 11SMnPb30 SUM24L Cold Drawn Free Cutting Steel Hexagonal Bar 

Free-cutting steel for bulk applications for joining elements in mechanical engineering and automotive components. 

12l14 Cold Drawn Steel Square Bar
12l14 Cold Drawn Steel Round Bar
12l14 Cold Drawn Steel Hex Bar
Sizes:0.5mm-100mm
Length:as required
Surface:bright
Tolerance:h9 h10 h11
Straightness:0.2mm/m
MOQ:1tons

SAE 12L14
Material No.: 1.9718
Standard:ASTM A29 / A29M
International steel grades: JIS: ~ SUM 22 L, ~ SUM 23 L,
 

Element	Content (%)
Iron, Fe	97.91 - 98.7
Manganese, Mn	0.85 - 1.15
Sulfur, S	0.260 - 0.35
Lead, Pb	0.15 - 0.35
Carbon, C	0.15
Phosphorous, P	0.040 - 0.090
Properties	Metric	Imperial
Tensile strength	540 MPa	78300 psi
Yield strength	415 MPa	60200 psi
Bulk modulus (typical for steel)	140 GPa	20300 ksi
Shear modulus (typical for steel)	80.0 GPa	11600 ksi
Elastic modulus	190-210 GPa	27557-30458 ksi
Poisson's ratio	0.27-0.30	0.27-0.30
Elongation at break	10%	10%
Reduction of area	35%	35%
Hardness, Brinell	163	163
Hardness, Knoop (converted from Brinell hardness)	184	184
Hardness, Rockwell B (converted from Brinell hardness)	84	84
Hardness, Vickers (converted from Brinell hardness)	170	170
Machinability (based on 100 machinability for AISI 1212 steel)	160	160

We company have good QC inspection tear and full set of inspect equipment including: UT test machine, Tensile testing machine,Hardness testing machine,Dimensional measuring instrument,f,spectrometer,Metallographic microscope and so on, so that we can always supply good mateterials for various projects and industries , if you have any need for our producrs,please contact us freely.

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