Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of c69500 manganese brass in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
C69500, also known as CW409R / CuZn39Mn3Al2, is a high-strength, lead-free manganese brass designed for drinking water applications, plumbing fittings, valve bodies, and high-load mechanical components. With dezincification resistance (DZR), excellent stress corrosion cracking resistance, and high mechanical strength, C69500 is ideal for industries that require both environmentally compliant materials and long-term reliability. It is supplied in rods, bars, billets, and custom-forged profiles, and is widely sought by buyers looking for "lead-free manganese brass supplier", "C69500 forging rod", or "DZR brass for potable water".
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High Quality
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Advanced Equipment
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Professional Team
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Custom Service
Products Description
Material: C69500 Brass (CW409R / CuZn39Mn3Al2)
Type: Lead-Free High Strength Brass / DZR Brass
Forms: Rod • Bar • Billet • Forged Components • Custom Profiles
Key Features: Lead-Free, High Strength, DZR, SCC Resistant
Applications: Plumbing Valves • Drinking Water Fittings • HVAC • Automotive Components
Standards: ASTM B371, EN 12165, NSF/ANSI 61 & 372
Specifications (Metric & Imperial)
| Product Form | Metric Size | Imperial Size | Typical Tolerance |
|---|---|---|---|
| Round Bar | Ø10–120 mm | Ø0.394–4.72 in | h8 / h9 |
| Hex Bar | 10–80 mm | 0.394–3.15 in | ±0.05–0.20 mm |
| Square Bar | 10–80 mm | 0.394–3.15 in | ±0.05–0.20 mm |
| Hollow Bar | Ø20–150 mm | Ø0.79–5.91 in | OD ±0.15 mm / ID ±0.25 mm |
| Forging Stock | Custom | Custom | As per drawing |
Chemical Composition (Typical %)
| Element | Content (%) |
|---|---|
| Cu | 58–62 |
| Zn | Balance |
| Mn | 2.5–4.0 |
| Al | 1.5–3.0 |
| Pb | ≤0.09 |
| Fe / Others | ≤0.3 |
Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength | 500–650 MPa |
| Yield Strength | 300–400 MPa |
| Elongation | 12–25% |
| Hardness | 120–180 HB |
| Density | 8.4 g/cm³ |
Product Features
1. Lead-Free & Drinking Water Safe
Compliant with NSF/ANSI 61, NSF 372, EU and US potable water regulations.
2. High Strength & DZR Resistance
Ideal for high-pressure plumbing systems, valve bodies, and HVAC components.
3. Excellent Stress Corrosion Cracking Resistance
Provides long-term reliability in harsh water conditions.
4. Good Machinability & Forgeability
Supports CNC machining, threading, drilling, and hot forging.
5. Environmentally Compliant Alloy
Safe for global applications requiring lead-free brass materials.
Products Applications
Drinking water valve bodies & fittings
Manifolds & plumbing connectors
HVAC components & gas connectors
Automotive hydraulic parts
Precision forged components
High-strength fasteners & nuts
Inspection & Quality Assurance
Chemical Analysis: Spectrometer verification
Mechanical Testing: Tensile, hardness, elongation
Dimensional Inspection: Diameter, straightness, tolerance checks
Surface Quality: Free of cracks, folds, porosity
Third-Party Verification: SGS / TUV / BV available
Traceability: Full heat number and batch records
Product Delivery Standards
Packaging: Kraft paper + PVC film + seaworthy wooden pallets
Lead Time: 10–25 days depending on specification
Export Documents: CO, Packing List, Invoice, Form A/E/F, EN10204 3.1 MTC
Shipping: FOB / CIF / DAP / Door-to-Door supported
Looking for a reliable supplier of C69500 manganese brass for potable water and high-strength applications?
We provide stable quality, fast delivery, and full technical support.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
FAQ
Q1: Is C69500 fully lead-free?
Yes. Lead content ≤0.09%, fully compliant with NSF/ANSI 61 & 372, EU, and US potable water standards.
Q2: How does C69500 compare to C69310?
C69500: Higher manganese and aluminum content, higher strength and DZR resistance.
C69310: Slightly lower strength, excellent machinability, also lead-free.
Q3: Can C69500 be used in high-pressure plumbing systems?
Yes. Its high tensile strength and corrosion resistance make it suitable for valves, fittings, and manifolds.
Q4: Does it have good machinability?
Yes. Despite being lead-free, C69500 supports CNC machining, drilling, threading, and forging.
Q5: What forms are available?
Round bars, hex/square bars, hollow bars, billets, and custom forged shapes.
Q6: Are custom OEM sizes available?
Yes. We provide tailor-made rods, bars, and forged components according to drawings and specifications.
Q7: Can you provide certifications?
Yes. EN10204 3.1 MTC, chemical and mechanical reports, SGS/TUV/BV inspections are available.
Q8: What applications is C69500 ideal for?
Drinking water valves, HVAC systems, automotive connectors, high-strength plumbing fittings, and precision forged components.
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