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.
| 성질 | Tensile Str. | Yield Str. | Elong. |
|---|---|---|---|
| M01 | 258MPa (37ksi) | 119MPa (17ksi) | 28% |
The chemical composition of UNS C89833 copper alloy is outlined in the following table.
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 | % 1에서 | 알% | 바이% | 에스% | Sb% | 그리고% |
|---|---|---|---|---|---|---|---|---|---|---|---|
CDA에서 제공하는 화학 성분 1Ni 값에는 Co가 포함됩니다. Note: Cu + sum of named elements, 99.3% min. Single values represent maximums. | |||||||||||
| 86.00- 91.00 | 0.09 | 4.00- 6.00 | 2.00- 6.00 | 0.30 | 0.05 | 1.00 | 0.005 | 1.70- 2.70 | 0.08 | 0.25 | 0.005 |
가공성
| 구리합금 UNS No. | 가공성 등급 | 밀도(68°F에서 lb/in3) |
|---|---|---|
| C89833 | 81 | 0.317 |
기계적 성질
| 인장 강도, 최소 | 하중 하에서 0.5% 신장 시 항복 강도, 최소 | 신율(2인치 또는 50mm 최소) | 브리넬 경도(500kg 하중) | 비고 | ||
|---|---|---|---|---|---|---|
| 크시 | MPa | 크시 | MPa | % | 전형적인 BHN | |
| 30 | 207 | 14 | 97 | 6 | 60 | |
물리적 특성
CDA에서 제공하는 물리적 특성 | |||||||||||
| 미국 관습 | 미터법 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 녹는점 – 액체 | 1877 °F | 1025 °C | |||||||||
| 녹는점 – 고상선 | 1454 °F | 790 °C | |||||||||
| 밀도 | 0.317 lb/in3 at 68 °F | 8.78 gm/cm3 at 20 °C | |||||||||
| 비중 | 8.78 | 8.78 | |||||||||
| 전기 전도도 | 17.8% IACS at 68 °F | 0.103 MegaSiemens/cm at 20 °C | |||||||||
| 열 전도성 | 41 Btu/sq ft/ft hr/°F at 68 °F | 71 W/m at 20 °C | |||||||||
| 열팽창 계수 68-392 | 13 · 10-6 per °F (68-392 °F) | 22.5 · 10-6 per °C (20-200 °C) | |||||||||
| 비열용량 | 0.085 Btu/lb/°F at 68 °F | 356.1 J/kg at 20 °C | |||||||||
| 인장 탄성 계수 | 15500 ksi | 106869 MPa | |||||||||
C89833 Abstract
제작 특성
CDA에서 제공하는 제작 특성 |
