C86300 (SAE 430B) Manganese Bronze (CDA 863)

C86300 (SAE 430B) Manganese Bronze (CDA 863)

C86300 (CDA 863) is a strong bronze casting alloy from India, popular for its combination of strength and machinability in complex engineering components. Conex Metals is your trusted source for C86300 Manganese Bronze, offering a comprehensive range of product forms, including solids, tubes, cored bar, plate, rectangles, and castings. This high-strength alloy is available both off-the-shelf and in special castings, ensuring flexibility and convenience for your specific needs.

We also offer bridge plate (per ASTM B22) as a specialty product, tailored to meet your exact specifications. Our expert team will work closely with you to determine the optimal casting method based on your size, specification, and desired quantity.

C86300 Manganese Bronze is a versatile alloy used in various demanding applications, including:

– Large valve stems
– Gears
– Cams
– Screwdown nuts
– Hydraulic cylinder parts
– Extra heavy-duty, high-strength applications
– Slow-speed heavy-load bearings

C86300 Chemical Composition:
(%Max., Unless Shown as Range or Min.)

C86300 Chemical Composition
Cu (1)Ni (2)SnZnAlFePbMn
Min./Max.60.0-66.010.222.0-28.05.0-7.52.0-4.00.22.5-5.0
Nominal63--256.23-3.7

(1) In determining Cu min., Cu may be calculated as Cu + Ni.
(2) Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.0% min.

C86300 Mechanical Properties:

C86300 Mechanical Properties
FormTemperTemper CodeTensile StrengthBrinell Hardness 3000 kg loadIzod (ft-lbs)Fatigue Strength** (ksi)Yield Strength (0.2% ext. under load)Yield Strength (0.5% offset)Elongation (%)Charpy V-Notch Impact Strength (ft-lbs)Compressive Strength .001 in. set/in. (ksi)Compressive Strength .1 in. set/in. (ksi)Creep Strength (0.1% per 10,000 hours) (ksi)
As CentrifugalAs CentrifugalM02110 Min for Standard83 Typ12 Min for Standard
As Continuous CastAs Continuous CastM07110 Min for Standard62 Min for Standard14 Min for Standard
As Sand CastAs Sand CastM01110 Min for Standard 119 Typ223 Min for Standard 225 Typ15 Typ25 Typ60 Min for Standard 62 Typ12 Min for Standard 18 Typ12 Typ60 Typ97 Typ19 Typ

gth: 100 x 10 6cycles,
unless indicated as [N]X 106.

C86300 Applicable Specifications:

C86300 Applicable Specifications
ProductSpecification
IngotASTM B30
FEDERAL QQ-C-523
PrecisionMILITARY MIL-C-11866
SandAMS 4862
ASTM B763, B584, B22
SAE J462, J461
CentrifugalAMS 4862
ASTM B271
SAE J462, J461
ContinuousASTM B505

C86300 Physical Properties:

C86300 Physical Properties:
Density (lb/cu in. at 68°F)0.283
Melting Point (solidous) - °F1625
Melting Point (liquidus) - °F1693