C36000 Free Cutting Brass rod/bar
C36000 copper rod is a highly machinable lead brass alloy, widely used in precision machinery parts, automotive components, fasteners and other fields.

C36000 Free Cutting Brass rod/bar


Parameter
Chemical Composition
Mechanical Properties

The dimensions of C36000 copper rods vary depending on the shape and processing technology:


Round rods

Diameter range: Common 1.5-100mm, some suppliers provide precision specifications from 0.0625 inches (about 1.5875mm) to 4.5 inches (about 114.3mm)

Length range: Generally 2500-6000mm, some standard lengths are 12 feet (about 3.66 meters)


Flat rods/rectangular rods

Typical dimensions are 15.88mm×3.18mm, other specifications can be customized.

Tolerance requirements: Diameter tolerance ranges from ±0.0013 inches to ±0.008 inches

Specific implementation depends on the standard.


International Standards

C36000 mainly follows the following standards:

ASTM B16: Standardizes chemical composition, mechanical properties and dimensional tolerances, requiring copper content of 60.0-63.0% and lead of 2.5-3.7%.

AMS 4610 and SAE J461: Supplementary material manufacturing and delivery requirements.

Other corresponding grades: such as JIS C3604, DIN CuZn39Pb3, etc., suitable for different countries/regions.


Main components:


Copper (Cu): 60.0%-63.0%

Zinc (Zn): As a balance, the content is about 32.5%-37.5%

Lead (Pb): 2.5%-3.7%, used to improve cutting performance

Iron (Fe): ≤0.35%

Other impurities (such as aluminum, phosphorus, sulfur, etc.): total ≤0.5%

Other trace components:


Aluminum (Al) ≤0.5%, used to strengthen the alloy

Sulfur (S), phosphorus (P), etc. ≤0.01%


Mechanical properties (by state)

Annealed state (O60)

Tensile strength: 330 MPa

Yield strength: 140 MPa

Elongation: 15-23%

Hardness: Brinell hardness (HB) about 80-90

Elastic modulus: 100 GPa

Shear strength: 210 MPa

Semi-hard state (H02)

Tensile strength: 360-395 MPa

Yield strength: 140-170 MPa

Elongation: 7-17%

Hardness: Brinell hardness (HB) about 90-100

Hard state (H04)

Tensile strength: 550 MPa

Yield strength: 310 MPa

Elongation: 4%

Hardness: Brinell hardness (HB) about 130

Other key properties

Fatigue strength: 135 MPa (hard state)

Impact toughness: Izod impact energy about 8 ft·lbf (11 J)

Shear modulus: 39 GPa

Poisson's ratio: 0.31-0.34


INTRODUCTION

C36000 Free Cutting Brass rod/bar

PRODUCT PACKAGING
产品包装

 

APPLICATION AREA
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FAQ

Q1:Do you provide samples? Is it free or extra?
A1:Yes, we can provide samples free of charge and the customer will pay the freight.
Q2:What if I don't have export experience ?
A2:We have reliable forwarder agent which can ship items to you by sea/air/Express to your doorstep. Any way, we will help you choose the most suitable shipping service.
Q3:How long is your lead time?
A3:If it is in stock, it is usually 5-10 days. Or, if there is no inventory, 15 days, depending on the quantity.
Q4:What are your terms of payment?
A4:30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy, 100%.Irrevocable L/C at sight, 100% Irrevocable L/C after receive B/L 30-120 days, O/A.
Q5:How is your technical support?
A5:We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem after delivery, we will offer you call anytime.

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