Round Bar Special Type Bar Customised

Custom Cold Drawn Steel Profile – Made to Your Drawing

Material

1045414051205140

Tolerance

h9h11+/-0.05mm

Surface Finish

ground_polished, chrome_plated

Minimum Order

1 tons - Contact us for smaller quantities

Specifications

Parameter Details
Product Name Cold Drawn Steel Bar / Cold Drawn Special Shaped Steel Bar
Material / Grade Carbon Steel: A36, 1018, 1020, 1045 Alloy Steel: 4140, 4340, 5120, 5140, 20CrMnTi Stainless Steel: 304, 316, 430, 17-4PH
Standard GB / ASTM A108 / JIS
Shape Round Bar, Square Bar, Flat Bar, Rectangular Bar, Hexagonal Bar, Special Shaped Bar (Customized)
Tolerance ±0.05mm (High Precision)
Surface Finish Bright / Polished/Chromed
Length Standard: 3m ~ 6m Custom Length Available
Sample Free Samples Available (According to Customer Requirements)
Customization Fully Customizable (Special Shapes & Sizes as per Drawings)

Size

Shape Size Range Notes
Round Bar
Diameter: 4mm ~ 400mm
Most common shape
Square Bar
4×4mm ~ 90×90mm
High precision corners
Flat Bar
Thickness: 3~60mm × Width: 4~110mm
Excellent for structural & parts use
Hexagonal Bar
S4mm ~ S101mm
Ideal for fasteners & tools
Special Shaped Bar
Fully Customized
According to customer drawings

Material & Application

Material Key Features Common Applications
A36 / 1018 / 1020 Good weldability, general purpos Construction, machinery parts
1045 Medium carbon, high strength Shafts, gears, bolts
4140 / 4340 High strength, wear resistant Automotive, heavy machinery
SCM440 / 42CrMo High strength + good hardenability Excavator rods, heavy-duty hydraulic cylinders
5120 / 5140 Good hardenability Gears, shafts
20CrMnTi Excellent carburizing performance Automotive gears, transmission parts
304 / 316 Excellent corrosion resistance Food machinery, chemical equipment, marine applications
430 Good formability & magnetic Decorative, automotive trim
630/17-4PH High strength + corrosion resistance Aerospace, medical, high-end machinery
CK45 Best cost-performance ratio, excellent machinability, high surface finish after chrome plating Standard excavator rods, hydraulic cylinder rods
SCM440 Higher strength, superior wear resistance, ideal for high-load conditions Heavy-duty excavator rods, large hydraulic cylinders

Production Process

Process Flow 1

Peeling → Phosphating → Annealing → Phosphating and Soapingcold → drawing → polishing and straightening → cutting

Other Products

Other Products

Other Products

Special Type Bars

Special Type Bars

Custom Steel Bar

Custom Steel Bar

Product Details

Precision Custom Shaped Steel Bars According to Your Design

YaDa Metal specializes in manufacturing fully customized cold drawn steel profiles. Whether you need a complex shape, special cross-section, or unique design, we can produce it with high precision according to your drawings. Our custom cold drawn profiles provide excellent precision, strength, and cost-effectiveness, making them the ideal solution for applications where standard round, square, or hexagonal bars are not suitable.

Key Features

Fully Customized — Produced exactly according to your drawings and specifications
High Precision — Tolerance as tight as ±0.05mm
Excellent Surface Finish — Bright and smooth (Ra 0.4–1.6μm)
Superior Mechanical Properties — Better strength and consistency than machined parts
Cost-Effective — Much more economical than machining from solid bar
Wide Material Range — Carbon steel, alloy steel, and stainless steel available
Complex Shapes Possible — Almost any cross-section can be produced

Specifications

Parameter Details
Product Name Custom Cold Drawn Steel Profile
Customization 100% according to customer drawings
Tolerance ±0.05mm (standard), tighter tolerances available
Size Range Custom (up to 200mm cross-section)
Length 3m – 6m (standard), custom lengths available
Surface Finish Bright / Polished
Straightness ≤ 0.5mm/m
Materials 1018, 1020, 1045, CK45, 4140, SCM440, 304, 316
Minimum Order Negotiable (prototype orders welcome)

Common Custom Shapes We Produce

Triangle, trapezoid, and polygonal sections
Grooved and slotted profiles
U-channel and C-channel shapes
T-sections and L-sections
Hollow and semi-hollow profiles
Complex multi-sided and asymmetrical shapes
Special profiles for automotive, machinery, and construction

Applications

Automotive structural and transmission components
Machinery frames and guide rails
Construction and architectural applications
Agricultural equipment parts
Industrial automation and conveyor systems
Special machinery and tooling
Any application requiring a non-standard cross-section

Why Choose YaDa for Custom Profiles?

Strong Customization Capability — Almost any shape can be produced
Cost & Time Saving — Much faster and cheaper than machining
High Consistency — Cold drawing ensures uniform properties across the entire length
Full Technical Support — Our engineers help optimize your design for production
Fast Prototyping — Small trial orders are welcome

Get Your Custom Quote Today

Send us your drawing and we will provide a quotation within 24 hours.
Contact us now for the best price and fast delivery!
Email: [email protected]
Tel: +86 13920216030

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