C87850 Description

Copper silicon UNS C87850 has a copper content of not less than 74%.

Tabulated below are the mechanical properties of UNS C87850 permanent mold cast alloy as a function of heat treatment.

성질Elong.록웰
NSNS30T
M0521%74
16%70

범주:
  • C87850 Product description: Silicon brass
  • Solids: Consult mill for sizes
  • Tubes: Consult mill for sizes*
  • Rectangles: Consult mill for sizes
  • Standard lengths: 144″
  • 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: C87850 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, and (4) Vermont Act 193

*벽 두께는 공장에 문의하세요.

일반적인 용도

Industrial: valve bodies for water
Marine: marine products
Plumbing: faucets, plumbing fittings, water meter cases

유사하거나 동등한 사양

CDA천식SAEAMS연방군대다른
C87850B505
B505M

화학적 구성 요소

Cu%납%Sn%아연%Fe%피%% 1에서백만%Sb%그리고%
75.00-
78.00
0.02*-
0.09
0.30렘.0.100.05-
0.20
0.200.100.102.70-
3.40
Chemical composition according to ASTM B505/B505M-23*Pb content is greater than 0.02%.  1Ni value includes Co.Note: Cu + sum of named elements, 99.5% min. Single values represent maximums.

가공성

구리합금 UNS No.가공성 등급Density (lb/in3 at 68 ˚F)
C87850700.삼

기계적 성질

인장 강도, 최소Yield strength (at 0.5% extension under load,, min)신율(2인치 또는 50mm 최소)브리넬 경도(500kg 하중)비고
크시MPa크시MPa%minimum BHN
65448251728103
Mechanical properties according to ASTM B505/B505M-23

물리적 특성

미국 관습미터법
녹는점 – 액체1616°F880℃
녹는점 – 고상선1571°F855°C
밀도068°F에서 .3lb/in320°C에서 8.3gm/cm3
전기 전도도68°F에서 8% IACS020°C에서 .046 메가지멘스/cm
열 전도성68°F에서 21.8Btu/sq ft/ft hr/°F37.8 W/m at 20 °C
열팽창계수 68-212°F(68-212°F)당 10.3 · 10-617.8 °C당 10-6(20-100°C)
열팽창 계수 68-392°F(68-392°F)당 10.3 · 10-617.8 °C당 10-6(20-200°C)
열팽창 계수 68-572°F(68-572°F)당 10.4 · 10-6°C당 18 10-6(20-300°C)
비열용량068°F에서 .09Btu/lb/°F20°C에서 377.1J/kg
인장 탄성 계수15200ksi104801MPa
CDA에서 제공하는 물리적 특성

제작 특성

기술적당
납땜훌륭한
브레이징훌륭한
옥시아세틸렌 용접좋은
스폿 용접좋은
솔기 용접좋은
맞대기 용접좋은
냉간 가공 능력가난한
열간 성형 능력훌륭한
가공성 등급70
CDA에서 제공하는 제작 특성

열적 특성

Thermal properties provided by CDATemperature is measured in fahrenheit. **For stress relief, Solution treatment and annealing – time is measured in hours/inch of thickness. For precipitation heat treatment – time is measured in hours.