Lead Free Brass C89833 Sand Castings

Alloy C89833, Lead Free Red Brass, has 87% Copper 5% Tin 3% Zinc and 2% Bismuth. It contains virtually no Selenium but does utilize Bismuth as a Lead substitute. This alloy has been recognized as an acceptable material for California Prop 65. It has good machinability, polishing and plating characteristics. It is suitable for being joined by soldering (excellent) and brazing (good).

전형적인 applications for sand casting alloy C89833 are water meters, valves, pump components, pipe fittings, plumbing goods, water pump impellers, housings and small gears.

opper-bismuth UNS C89833 has a copper content of not less than 86%.

The following table shows the mechanical properties of UNS C89833 sand cast alloy as a function of heat treatment.

성질인장강도항복 강도길다.
M01258MPa (37ksi)119MPa (17ksi)28%

The chemical composition of UNS C89833 copper alloy is outlined in the following table.

범주:

C89833 Product description: Bismuth tin bronze

Shape/Form: semi-finished; mill stock or near net shapes; anode; bar stock; billet/bloom; squares; hex; plate; profile or structural shape; flats/rectangular bar
Compliance: C89833 is compliant with key legislation including (1) Federal Safe Drinking Water Act – SDWA, (2) S. 3874 Federal Reduction of Lead in Drinking Water Act, (3) California AB1953, (4) Vermont Act 193, and is NSF/ANSI/CAN 61-2022 compliant*Consult mill for wall thickness

일반적인 용도

Industrial: corrosion-resistant/pressure-tight castings, impellers, pumps

화학적 구성 요소

Cu%납%Sn%아연%Fe%NS% 1에서알%바이%에스%Sb%그리고%
CDA에서 제공하는 화학 성분
1Ni 값에는 Co가 포함됩니다.
참고: Cu + 명명된 원소의 합, 99.3% 최소. 단일 값은 최대값을 나타냅니다.
86.00-
91.00
0.094.00-
6.00
2.00-
6.00
0.300.051.000.0051.70-
2.70
0.080.250.005

가공성

구리합금 UNS No.가공성 등급밀도(68°F에서 lb/in3)
C89833810.317

기계적 성질

인장 강도, 최소하중 하에서 0.5% 신장 시 항복 강도, 최소신율(2인치 또는 50mm 최소)브리넬 경도(500kg 하중)비고
크시MPa크시MPa%전형적인 BHN
302071497660

물리적 특성

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미국 관습미터법
녹는점 – 액체1877 °F1025 °C
녹는점 – 고상선1454 °F790 °C
밀도0.317 lb/in3 at 68 °F8.78 gm/cm3 at 20 °C
비중8.788.78
전기 전도도17.8% IACS at 68 °F0.103 MegaSiemens/cm at 20 °C
열 전도성41 Btu/sq ft/ft hr/°F at 68 °F71 W/m at 20 °C
열팽창 계수 68-39213 · 10-6 per °F (68-392 °F)22.5 · 10-6 per °C (20-200 °C)
비열용량0.085 Btu/lb/°F at 68 °F356.1 J/kg at 20 °C
인장 탄성 계수15500ksi106869 MPa

C89833 Abstract

Concast C89833 is a lead-free casting alloy that can be interchangeable with C836 (Alloy Digest Cu-317, August 1976). C89833 is classified as a bismuth tin bronze. See also Federalloy I-844, Alloy Digest Cu-611, March 1997. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. Filing Code: Cu-891.

제작 특성

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