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C69430 Silicon Red Brass Manufacturer, Supplier & Exporter

C69430 Silicon Red Brass Manufacturer in India, ASTM B371 C69430 Silicon Red Brass Round Bars Supplier, UNS C69430 Silicon Red Brass Instrumentation Fittings Manufacturer, C69430 Silicon Red Brass Rods Supplier, UNS C69430 Silicon Red Brass Forged Elbow Exporter, UNS C69430 Silicon Red Brass Machined Components Manufacturer

Cunimet Alloys Pvt. Ltd. is a reliable manufacturer and supplier of C69430 Silicon Red Brass, offering premium-quality products for applications that demand high strength, excellent corrosion resistance, and superior machinability. C69430 is a lead-free silicon brass alloy widely used in plumbing, instrumentation, and industrial systems where long service life and environmental compliance are important.

At Cunimet Alloys Pvt. Ltd., we manufacture C69430 Silicon Red Brass in multiple shapes and customized forms to meet specific project requirements. Our product range includes bars and rods for precision machining and fabrication, along with high-accuracy machined components such as instrumentation fittings, flanges, forged elbows, tees, rings, and circles. All products are produced under strict quality control procedures to ensure consistent material properties, tight dimensional tolerances, and reliable performance in demanding operating conditions.

C69430 Silicon Red Brass Manufacturer

C69430 Silicon Red Brass

C69430 Silicon Red Brass offers excellent resistance to dezincification, good pressure-handling capability, and stable mechanical performance in water, marine, and industrial environments. These properties make it a preferred material for critical flow control and mechanical components.

For technical assistance, custom sizes, and competitive pricing for C69430 Silicon Red Brass products, contact Cunimet Alloys Pvt. Ltd. at sales@cunimetalloys.com. We deliver dependable, lead-free brass solutions engineered for precision and durability.

Uses of C69430 Silicon Red Brass:

C69430 Silicon Red Brass is a lead-free, high-performance copper alloy widely used in applications where strength, corrosion resistance, and long service life are essential. Its excellent resistance to dezincification and good machinability make it suitable for both commercial and industrial environments.

Typical uses of C69430 Silicon Red Brass include:

Instrumentation and precision components such as valves, connectors, and control fittings

Machined parts and fittings used in fluid handling and pressure systems

Plumbing and water distribution components, including lead-free fittings for potable water systems

Forged products such as elbows, tees, rings, and circles requiring high mechanical strength

Flanges and pipe connection components for industrial piping networks

Marine and offshore hardware exposed to moisture and corrosive environments

Mechanical and industrial equipment components where durability and dimensional stability are required

C69430 Silicon Red Brass is especially preferred in applications that demand environmentally compliant, lead-free materials with reliable performance under pressure and continuous service conditions. Its balanced combination of strength, corrosion resistance, and machinability makes it an ideal choice for instrumentation, plumbing, marine, and general engineering applications.

UNS C69430 Rods Stockist in India, C69430 Red Brass (Silicon) Flanges Stockist, C69430 Silicon Red Brass Forged Tee Manufacturer, C69430 Silicon Red Brass Fittings Manufacturer, UNS C69430 Forged Ring Exporter, C69430 Lead-Free Silicon Red Brass Forged Circle Manufacturer in India

Available Shapes and Sizes For C69430 Silicon Red Brass
Product Form Size Range
C69430 Silicon Red Brass Bars & Rods Round, Square, Rectangle & Hex from Ø6 mm to Ø300 mm
C69430 Silicon Red Brass Instrumentation Fittings 1/8” to 2” (As per drawings & applicable standards)
C69430 Silicon Red Brass Flanges ½” to 24” (Class 150 to Class 2500 / PN 10 to PN 420)
C69430 Silicon Red Brass Forged Elbows & Tees ½” to 24” (Seamless / Forged Construction)
C69430 Silicon Red Brass Forged Rings Outside Diameter up to 2500 mm
Thickness up to 300 mm
C69430 Silicon Red Brass Forged Circles Diameter up to 2500 mm
Thickness up to 300 mm
Custom sizes, tolerances, and finishes are available as per customer drawings and specifications.
Material Designation & Standards
UNS Number C69430
Standards ASTN B371, ASTM B584, ASTM B763
ASME SB584, ASME SB763
British Standard BS 2874 CZ122 (Silicon Red Brass)
European Standard EN 12165 / EN 12167 CW724R
German Standard DIN 17660 CuZn18Si2 / DIN Material No. 2.1325
ISO (Chemical Designation) CuZn18Si2
Common Names Lead-Free Silicon Red Brass, Silicon Brass, CuZn18Si2 Brass
C69430 Silicon Red Brass Chemical Composition
  As Cu Fe Pb Si Zn
Min/Max 0.03 - 0.06 80.0 - 83.0 0.2 0.3 3.5 - 4.5 Rem
Nominals 0.0400 81.5000 - - 4.0000 14.5000
C69430 Silicon Red Brass Mechanical Properties
Temper Sect. Size Cold Work Type Min Temp Tensile Strength YS
0.05% UL
YS
0.02% Offset
YS
0.005% Offset
Elong. RH
B
RH
C
RH
F
RH
30T
VH
500
BH
500
BH
3000
Shear
Strgth
Fatigue
Strgth
Izod
Impact
Strgth
- in. % - F ksi ksi ksi ksi % B C F 30T 500 500 3000 ksi ksi ft-lb
- mm. - - C MPa MPa MPa MPa - - - - - - - - MPa MPa J
Rod
O60 2     68 80 40 - - - - - - - - - - - -  
O60 50.8 0 TYP 20 552 276 - - 25 85 - - - - - - - - 0
O60 0.5     68 90 45 - - - - - - - - - - - -  
O60 12.7 0 TYP 20 621 310 - - 20 85 - - - - - - - - 0
O60 1     68 85 43 - - - - - - - - - - - -  
O60 25.4 0 TYP 20 586 296 - - 25 85 - - - - - - - - 0
H04 0.75     68 100 57 - - - - - - - - - - - -  
H04 19.1 0 TYP 20 689 393 - - 21 95 - - - - - - - - 0
C69430 Silicon Red Brass Physical Properties
Product Property US Customary Metric
Coefficient of Thermal Expansion 11.2 ·10-6 per oF (68-572 F) 20.2 ·10-6 per oC (20-300 C)
Density 0.26 lb/in3 at 68 F 8.19 gm/cm3 @ 20 C
Electrical Conductivity 6 %IACS @ 68 F 0.036 MegaSiemens/cm @ 20 C
Electrical Resistivity 167.0 ohms-cmil/ft @ 68 F 27.76 microhm-cm @ 20 C
Melting Point - Liquidus 1685 F 918 C
Melting Point - Solidus 1510 F 819 C
Modulas of Elasticity in Tension 16000 ksi 110000 Mpa
Specific Gravity 8.19 8.19
Specific Heat Capacity 0.09 Btu/lb/oF at 68 F 377.1 J/kg · oK at 293 K
Thermal Conductivity 15.0 Btu · ft/(hr · ft2 · oF) at 68F 26.0 W/m · oK at 20 C
C69430 Silicon Red Brass Equivalent Grades
Standard Equivalent Grade
UNS C69430
ASTM ASTM B371, ASTM B584, ASTM B763
ASME ASME SB584, ASME SB763
EN EN CW724R
DIN CuZn21Si3P
DIN Material No. 2.1373
BS BS CZ132 (Silicon Brass, Lead-Free)
ISO (Chemical Designation) CuZn21Si3P
Types of C69430 Silicon Red Brass Fittings Instrumentation Fittings
C69430 Silicon Red Brass Male Connector C69430 Silicon Red Brass Male Connector
C69430 Silicon Red Brass Bulk Head Male Connector C69430 Silicon Red Brass Male Elbow
C69430 Silicon Red Brass 45 Deg Male Elbow C69430 Silicon Red Brass Male Branch Tee
C69430 Silicon Red Brass Male Run Tee C69430 Silicon Red Brass Female Connector
C69430 Silicon Red Brass Bulkhead Female Connector C69430 Silicon Red Brass Female Elbow
C69430 Silicon Red Brass Female Run Tee C69430 Silicon Red Brass Female Branch Tee
C69430 Silicon Red Brass Union C69430 Silicon Red Brass Reducer Union
C69430 Silicon Red Brass Bulkhead Union C69430 Silicon Red Brass Union Elbow
C69430 Silicon Red Brass Union Tee C69430 Silicon Red Brass Union Cross
C69430 Silicon Red Brass Reducer C69430 Silicon Red Brass Bulkhead Reducer
C69430 Silicon Red Brass Port Connector Tube Fittings C69430 Silicon Red Brass Male Adapter
C69430 Silicon Red Brass Female Adapter C69430 Silicon Red Brass Tube End Cap
C69430 Silicon Red Brass Plug (Port Ends) (TP) C69430 Silicon Red Brass Tube Socket Weld Union
C69430 Silicon Red Brass Male Pipe Weld Connector C69430 Silicon Red Brass Tube Socket Weld Elbow
C69430 Silicon Red Brass Male Pipe Weld Elbow C69430 Silicon Red Brass Back Ferrule
C69430 Silicon Red Brass Front Ferrule
Types of C69430 Silicon Red Brass Fittings
C69430 Silicon Red Brass Threaded Hex Bushing
C69430 Silicon Red Brass Threaded Union
C69430 Silicon Red Brass Threaded Tee
C69430 Silicon Red Brass Threaded 90 Degree Elbow
C69430 Silicon Red Brass Threaded 90 Deg Street Elbow
C69430 Silicon Red Brass Threaded Reducing Coupling
C69430 Silicon Red Brass Threaded Coupling
C69430 Silicon Red Brass Threaded Square Head Cored Plug
C69430 Silicon Red Brass Threaded Reducing Tee
C69430 Silicon Red Brass Threaded Reducing Tee
C69430 Silicon Red Brass Threaded 45 Degree Elbow
C69430 Silicon Red Brass Threaded 45 Deg Street Elbow
C69430 Silicon Red Brass Threaded 90 Deg Reducing Elbow
C69430 Silicon Red Brass Threaded Bull Head Tee
C69430 Silicon Red Brass Threaded Cross
Industries & Applications We Serve
Exporting C69430 Silicon Red Brass Worldwide

We export C69430 Silicon Red Brass to countries across the globe, including Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy, Indonesia, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Malaysia, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Pakistan, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia, Singapore, South Korea, South Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, United States, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen

We supply C69430 Silicon Red Brass to cities including Mumbai, Delhi, Kolkata, Chennai, Bengaluru, Hyderabad, Ahmedabad, Pune, Surat, Jaipur, Kanpur, Lucknow, Nagpur, Ghaziabad, Indore, Coimbatore, Kochi, Patna, Kozhikode, Bhopal, Thrissur, Vadodara, Agra, Malappuram, Thiruvananthapuram, Kannur, Ludhiana, Nashik, Vijayawada, Madurai, Varanasi, Meerut, Faridabad, Rajkot, Jamshedpur, Srinagar, Jabalpur, Asansol, Vasai-Virar City, Allahabad, Dhanbad, Aurangabad, Amritsar, Jodhpur, Ranchi, Raipur, Kollam, Gwalior, Durg-Bhilainagar, Chandigarh, and Tiruchirappalli.