Product description:
Lead brass is one of the most important and widely used complex brass, which has excellent cutting performance, wear resistance and high strength。
產(chǎn)品介紹:
鉛黃銅是極為重要的、應(yīng)用最為廣泛的一種復(fù)雜黃銅,它具有優(yōu)良切削性能、耐磨性能和高強(qiáng)度
PRODUCT USAGE:
It is mainly used in the maintenance of various connectors, valves and valve stem bearings in mechanical engineering, among which hot forging valve blanks, lock making and watch making are three important markets, and the low cost of lead brass is an important prerequisite for its wide application Its alloy composition can contain many alloy elements, and the content requirements are relatively relaxed, which lays a foundation for the comprehensive utilization of lead brass alloy raw materials.
產(chǎn)品用途:
主要用于機(jī)械工程中各種連接件、閥門(mén)、閥桿軸承保持中,其中熱鍛閥門(mén)坯料、制鎖業(yè)、鐘表業(yè)是三大重要市場(chǎng),鉛黃銅成本低廉是其廣泛應(yīng)用的重要前提,其合金成分中可以包容多種合金元素,且含量要求比較寬松,為鉛黃銅合金原料綜合利用奠定了基礎(chǔ)。
Chemical Composition:
COPPER: 57.0 ~ 60.0
ZINC AND ZINC: ALLOWANCE
PB: 0.8 ~ 1.9
B: ≤0.02
AL: ≤0.2
Fe: ≤0.5
SB: ≤0.01
Bi: ≤0.003
Note: ≤1.0(impurity)
Mechanical Properties:
Tensile strength B (MPA) : ≥420
Elongation 10(%) : ≥10
Elongation 5(%) : ≥12
Note: Longitudinal tensile mechanical properties of Bar at room temperature
Sample Size: diameter or distance from opposite edge 5 ~ 20
化學(xué)成份:
銅 Cu :57.0~60.0
鋅 Zn:余量
鉛 Pb:0.8~1.9
硼 B:≤0.02
鋁 Al:≤0.2
鐵 Fe:≤0.5
銻 Sb :≤0.01
鉍 Bi:≤0.003
注:≤1.0(雜質(zhì))
●力學(xué)性能:
抗拉強(qiáng)度 σb (MPa):≥420
伸長(zhǎng)率 δ10 (%):≥10
伸長(zhǎng)率 δ5 (%):≥12
注 :棒材的縱向室溫拉伸力學(xué)性能
試樣尺寸:直徑或?qū)吘嚯x5~20
鉛黃銅 HPb59-1
1. 理化性能
1.1 化學(xué)成分,wt.%
牌號(hào) | 銅(Cu) | 鉛(Pb) | 鎳(Ni) | 鋅(Zn) | 雜質(zhì)總和 |
HPb59-1 | 57~60 | 0.8~1.9 | <1.0 | 余量 | <1% |
1.2 機(jī)械性能
牌號(hào) | 狀態(tài) | 規(guī)格/mm | 抗拉強(qiáng)度(MPa) | 延伸率(%) |
HPb59-1線材
| 060 | 0.5~2.0 | ≥345 | ≥25 |
2.0~4.0 | ≥335 | ≥28 | ||
4.0~6.0 | ≥325 | ≥30 | ||
H02 | 0.5~2.0 | 390~590 | —— | |
2.0~4.0 | 390~590 | —— | ||
4.0~6.0 | 375~570 | —— | ||
H04 | 0.5~2.0 | 490~735 | —— | |
2.0~4.0 | 490~685 | —— | ||
4.0~6.0 | 440~635 | —— | ||
HPb59-1棒材 | Y2 | 3~20 | ≥420 | ≥12 |
20~40 | ≥390 | ≥14 | ||
40~50 | ≥370 | ≥19 |
1.3 成形性能
冷加工性能 | 優(yōu) |
熱加工性能 | 優(yōu) |
拋光性能 | 優(yōu) |
釬焊性 | 差 |
切削性(與易切削鉛黃銅比) | 80% |
1.4物理性能
密度(標(biāo)況下)(kg/?) | 8500 |
電導(dǎo)率(%IACS) | —— |
導(dǎo)熱率(W/m.K) | 105 |
磁性 | 有磁性 |
2. 供貨規(guī)格
型材 | 規(guī)格范圍(mm) | 公差尺寸(mm) |
直棒 | Φ2.0~φ5.0 | ±0.02 |
Φ5.0~φ50 | ±0.05 | |
圈線 | Φ2~φ13 | ±0.03 |
應(yīng)用范圍
鉛黃銅HPb59-1具有良好的切削性能,同時(shí)具有較好的熱鍛、冷鍛、彎曲、鉚接、滾壓等加工性能。廣泛用于切削加工、熱加工和切削性好的各種零部件如:銷子、螺釘、墊圈、墊片、襯套、管嘴等領(lǐng)域,是最經(jīng)濟(jì)常用的合金。