标准:(GB/T 2040-2002)
特性及适用范围:
     为结构铜镍合金,有高的耐蚀性和良好的力学性能,在热态和冷态下压力加工性好,在高温和低温下仍能保持高的强度和塑性,可加工性不好。
化学成份:
铜 Cu :余量
镍+钴 Ni+Co:18.0~20.0
锌 Zn:≤0.3
铅 Pb:≤0.005
磷 P:≤0.01
铁 Fe:≤0.5
锰 Mn:≤0.5
硅 Si :≤0.15
锑 Sb :≤0.005
硫 S :≤0.01
砷 As :≤0.010
碳 C:≤0.05
铋 Bi:≤0.002
镁 Mg:≤0.05
注:≤1.3(杂质)
●力学性能:
抗拉强度 σb (MPa):≥295
伸长率 δ10 (%):≥20
注 :线材的室温拉伸力学性能
试样尺寸:直径1.0~0.50
●热处理规范:铸造温度1280~1300℃;退火温度600~780℃;热加工温度980~1030℃;消除内应力的低温退火温度250℃
B19白铜为结构铜镍合金,有高的耐蚀性和良好的力学性能,在热态及冷态下压力加工性良好,在高温和低温下仍能保持高的强度和塑性,可切削性不好。B19结构白铜,力学性能很好,耐蚀性很好,B19白铜用于制造在腐蚀性环境中工作的精密仪表零件,金属网,化工机械零件以及疗器具 品名:C7541锌白铜、C7541洋白铜
材料名称:锌白铜拉制(硬,0.05~12mm)
牌号:BZn15-20、C7541
标准:GB/T 4423-1992
●特性及适用范围:
为结构铜镍,合金其外表具有美丽的银白色,俗称德银(本来是中国银),这种合金具有高的强度和耐蚀性,可塑性好,
在热态及冷态下均能很好地承受压力加工,可切削性不好,焊接性差,弹性优于QSn6.5-0.1。

EFTEC3-1/2H、C1441-1/2H、C14410-1/2H、SNDC-1/2H、TAMAC2-1/2H、HCL-12S-1/2H、TAMAC4-1/2H、KFC-1/2H、DK-3-1/2H、C19220-1/2H、TAMAC194-1/2H、KLF194-1/2H、OLIN194-1/2H、CAC15-1/2H、C19810-1/2H、TAMAC5-1/2H、C19520-1/2H、EFTEC8-1/2H、C18990-1/2H、EFTEC45-1/2H、C18020-1/2H、C18045-1/2H、EFTEC64-1/2H、EFTEC64T-1/2H、NFC11-1/2H、YCC(C18200)-1/2H、NK120-1/2H、MZC1-1/2H、C15150-1/2H、NB105-1/2H、C19020-1/2H、C19025-1/2H、NB109-1/2H、NIPZ-1/2H、DK10-1/2H、OLIN195-1/2H、C19500-1/2H、MSP1-1/2H、C18665-1/2H、CAC16-1/2H、C19800-1/2H、OLIN19720-1/2H、C19720-1/2H、KLF4-1/2H、C50590-1/2H、KLF5-1/2H、C50715-1/2H、MF202-1/2H、C50710-1/2H、KLF7-1/2H、C51190-1/2H、F5218-1/2H、C52180-1/2H、F5248-1/2H、C52480-1/2H、KA1025-1/2H、C17530-1/2H、C17510-1/2H、HPTC-1/2H、C19900-1/2H、NKT180-1/2H、YCuT-M-1/2H、YCuT-F-1/2H、MX96-1/2H、MX215-1/2H、
EFTEC23Z-1/2H、EFTEC97-1/2H、EFTEC98S-1/2H、EFTEC820-1/2H、M702S-1/2H、M702U-1/2H、MAX251-1/2H、MAX251C-1/2H、MAX375-1/2H、C64775-1/2H、C64790-1/2H、C64770-1/2H、C70240-1/2H、C64725-1/2H、NKC388-1/2H、NKC286-1/2H、NKC1816-1/2H、NKC164-1/2H、NKC164E-1/2H、C7025-1/2H、CAC60-1/2H、CAS70-1/2H、KA250-1/2H、C64780-1/2H、C64760-1/2H、C64745-1/2H、C64728-1/2H、NKC286S-1/2H、NKC4419-1/2H、NKB083-1/2H、NKB032-1/2H、64800-1/2H、 
EFTEC3-1/4H、C1441-1/4H、C14410-1/4H、SNDC-1/4H、TAMAC2-1/4H、HCL-12S-1/4H、TAMAC4-1/4H、KFC-1/4H、DK-3-1/4H、C19220-1/4H、TAMAC194-1/4H、KLF194-1/4H、OLIN194-1/4H、CAC15-1/4H、C19810-1/4H、TAMAC5-1/4H、C19520-1/4H、EFTEC8-1/4H、C18990-1/4H、EFTEC45-1/4H、C18020-1/4H、C18045-1/4H、EFTEC64-1/4H、EFTEC64T-1/4H、NFC11-1/4H、YCC(C18200)-1/4H、NK120-1/4H、MZC1-1/4H、C15150-1/4H、NB105-1/4H、C19020-1/4H、C19025-1/4H、NB109-1/4H、NIPZ-1/4H、DK10-1/4H、OLIN195-1/4H、C19500-1/4H、MSP1-1/4H、C18665-1/4H、CAC16-1/4H、C19800-1/4H、OLIN19720-1/4H、C19720-1/4H、KLF4-1/4H、C50590-1/4H、KLF5-1/4H、C50715-1/4H、MF202-1/4H、C50710-1/4H、KLF7-1/4H、C51190-1/4H、F5218-1/4H、C52180-1/4H、F5248-1/4H、C52480-1/4H、KA1025-1/4H、C17530-1/4H、C17510-1/4H、HPTC-1/4H、C19900-1/4H、NKT180-1/4H、YCuT-M-1/4H、YCuT-F-1/4H、MX96-1/4H、MX215-1/4H、