C3771 Forging Brass

C3771 Forging Brass Specification

Surface Finishing
Bright

Finish
Extruded & Drawn

Processing Type
Extruded & Drawn

Tolerance
1.5 to 125 Millimeter (mm)

Dimension (L*W*H)
16 Foot (ft)

Product Type
Architecture, Builders Hardware

Application
Automotive, Builders Hardware, Consumer Fasteners, Industrial Plumbing

Material
Brass

Size
1.5mm to 125mm

Color
Golden

Usage
Automotive, Builders Hardware, Consumer Fasteners, Industrial Plumbing

Grade
C3771

Alloy
Yes

Temper
1/2 Hard

Length
16 Foot (ft)

Shape
Round

Diameter
1.5 Millimeter (mm)

Warranty
NA

C3771 Forging Brass Trade Information

Minimum Order Quantity
2000 Kilograms

Delivery Time
4 Week

About C3771 Forging Brass

C3771, Section brass, is a readily extrudable leaded alpha/beta brass. The lead gives free cutting properties. C3771 is available as extruded rods and flats which are typically used in builders hardware.

Chemical Composition

Elements	Min (%)	Max (%)
Cu	57.00	61.00
Pb	1.00	2.50
Sn + Fe	-	1.00
Zn	Remainder

Mechanical Properties According To H3250 JIS C3771 (As Per Temper BD)

Range (mm)	From	To	UTS Min (N/mm)	PS Min	Elongation Min (%)	Hardness Min	Hardness Max
Round (Dia)	6	75	315	-	15	-	-
Hex (A/F)	6	70	315	-	15	-	-
Square (A/F)	6	60	315	-	15	-	-
Rectangle (Thickness)	6	50	315	-	15	-	-

Physical Properties

Physical Properties	Metric	English
Density	8.40 g/cc	0.303 lb/in3
CTE, linear	26.0 m/m-C	14.4 in/in-F
Specific Heat Capacity	0.380 J/g-C	0.0908 BTU/lb-F
Thermal Conductivity	113 W/m-K	784 BTU-in/hr-ft-F
Melting Point	880-900 C	1620 1650 F
Solidus	880 C	1620 F
Liquidus	900 C	1650F