BZn15-21-1.8 Alloy Implementation Standard (GB/T 5231-2001)

Qianfu Copper Wholesale High-Quality Corrosion-Resistant Zinc White Copper BZn15-21-1.8 High Wear-Resistant Rods, Plates, Copper-Nickel Alloy Materials Customizable Factory Direct Sales

Material Name: BZn15-21-1.8

Standard: (GB/T 5231-2001)

Characteristics and Application Range:

It is a lead-added zinc white copper with performance similar to BZn15-20, offering good machinability but can only be processed in a cold state.

Chemical Composition:

Nickel + Cobalt Ni+Co: 14.0-16.0

Iron Fe: 0.3

Manganese Mn: 0.5

Zinc Zn: Balance

Silicon Si: 0.15

Lead Pb: 1.5-2.0

Copper Cu: 60.0-63.0

Impurities: 0.9

Mechanical Properties:

Can only be processed in a cold state.

Shanghai Qianfu Metal Materials Co., Ltd. is an enterprise specializing in the production and sales of non-ferrous metal materials. To meet the specific needs of a wide range of users, our company has specially introduced imported copper materials, including oxygen-free copper, red copper, phosphorus deoxidized copper, brass, lead brass, tin brass, iron brass, aluminum brass, manganese brass, silicon brass, nickel brass, tin bronze, tin phosphor bronze, aluminum bronze, beryllium copper, chromium copper, zirconium copper, chromium zirconium copper, iron bronze, nickel silicon bronze, cadmium bronze, magnesium bronze, silicon bronze, zinc white copper, iron white copper, aluminum white copper, manganese white copper, and over 50 other series. We regularly stock various specifications: copper strips, copper tubes, copper rods, copper thin plates, copper thick plates, copper plates, and copper strips.

Main Products:

1. Lead Brass/Lead Bronze: C19150, C31400, C31600, C36000, C33500, UH-12, C19160, etc.

2. Phosphor Bronze: Hsn62-1, Qsn4-3, Qsn5-5-5, Qsn6.5-0.1, Qsn4-0.3, Qsn4-4-2.5, Qsn4-4-4, QSn7-0.2, QSn6-6-3, etc.

3. Tin Phosphor Bronze: C93200/SAE660, C93700/SAE64, C54400, C51000, C52100, C48500, C46200, CC493K, etc.

4. Silicon Bronze/Silicon Brass: HSi80-3, QSi3-3.5-1.5, QSi3-1, QSi1-3, QSi1.8, QSi1.5-0.3, C65100, C65500, C65800, etc.

5. Nickel White Copper/Copper-Nickel Alloy: C71000, C70400, C71500, C70600, B10, B19, B20, B30, BFe30-1-1, BFe10-1-1, C75200, C79200, Monel400, MonelK500, N04400, N05500, etc.

6. Manganese Brass/Manganese White Copper: HMn62-3-1, QMn5, HMn57-3-1, HMn58-2, BMn3-12, BMn40-1.5, etc.

7. Aluminum Bronze: QAl9-2, QAl9-4, QAl10-3-1.5, QAl10-4-4, C62300, C61400, C63000, C63200, C95400, ZCuZn25Al6Fe3Mn3

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