中文版
Home Material BS 1400-1985
简体 | 繁體
Grade LB2
Corresponding Standard BS 1400-1985
Specification for copper alloy ingots and copper alloy and high conductivity copper castings
Classification Copper and Copper Alloys
Density 9 g/cm3
LB2 Chemical Element Composition Content (%)
  Component Fe Si Mn P S Ni Pb Al Zn Sn Sb Other Total More
合金锭 Minimum Value - - - - - - 9 - - 9.2 - - Cu:余量
Maximum Value 0.15 0.02 0.2 0.05 0.1 2 10.5 0.01 1 11 0.5 0.5
  Component Fe Si Mn P * S Ni Pb Al Zn Sn Sb Other Total More
铸件 Minimum Value - - - - - - 8.5 - - 9 - - Cu:余量
Maximum Value 0.15 0.02 0.2 0.1 0.1 2 11 0.01 1 11 0.5 0.5
"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.
LB2 Mechanical Properties
condition Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
%
Casting; sand casting ≥190 ≥80 ≥5
Castings; cold-hardening cast ≥220 ≥40 ≥3
Castings; continuous casting ≥280 ≥160 ≥6
Castings; centrifugal casting ≥230 ≥140 ≥5
Approximate Comparison Table Copper and Copper Alloy
Japan United States International Organization for Standardization Germany France European Standard Russia United Kingdom
JIS UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST BS EN/BS
LBC3 C93700 CuPb10Sn10 G-CuPb10Sn
GC-CuPb10Sn
GZ-CuPb10Sn 		2.1176.01
2.1176.03
2.1176.04 		CuSn10Pb10 CuSn10Pb10-C CC495K BrO10S10 LB2
LB2 Corresponding Standards(Same grade name, different standards)
1 GB /T 3190-2020
(LB2) 1A50
2 BS 1400-1985
LB2
3 GB /T 3195-2023
(LB2) 1A50

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!