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Brand Name : | FRANK STEEL |
Model Number : | DIN CuZn30 |
Certification : | DNV / LR / BV/ SGS |
Price : | Negotiation |
Payment Terms : | T/T, L/C |
Supply Ability : | 1000 Ton per 30 days |
Delivery Time : | about 30 work days |
DIN CuZn30 Common Brass Seamless Tubes, Very Stable For General Corrosion
1. Description
According to the grade, the content of Zn in this brass is 30%, and
the content of Sn and other impurities can be ignored.
DIN CuZn30 seamless brass pipe has very good malleability (the best
one among brass) and high strength. It has good machinability and
is easy to weld. It is very stable for general corrosion, but easy
to produce corrosion cracking. It can be used as thin-walled pipe,
corrugated pipe, papermaking net and house building supplies.
It is widely used in manufactories because of its good
malleability, not difficult in cold or hot environment processings,
easy welding, forging, tin plating, no corrosion cracking. It is
also commonly used in oil pressure system, such as lubrication
system, and also widely used in bathroom and shower room water
pipe.
2. Chemical composition
Cu :68.5~71.5 |
Zn:Remain |
Pb:≤0.03 |
P:≤0.01 |
Fe:≤0.10 |
Sb :≤0.005 |
Bi:≤0.002 |
Impurity:≤0.3 |
3. Mechanical properties
Tensile strength: (σ B / MPA): 340~460
Elongation: (δ 10 /%) ≥ 25
Hardness:85~145HV
4. Standard comparison
Category | China | US | UK | Germany | Japan | ||
GB | ASTM | CDA | BS | DIN | Digital system | JIS | |
Common Brass | H70 | C26000 | 260 | Cz106 | CuZn30 | 2.0265 | C2600 |
5. OD table and tolerance
T mm OD mm | 0.15--0.2 | 0.2--0.3 | 0.3--0.5 | 0.5--0.8 | 0.8--1.2 | 1.2--1.8 | 1.8--2.5 | 2.5--3 | 3--4 |
2.5--5 | √ | √ | √ | ||||||
6--10 | √ | √ | √ | √ | √ | ||||
11--15 | √ | √ | √ | √ | √ | ||||
16--20 | √ | √ | √ | √ | |||||
20--25 | √ | √ | √ | √ | √ | ||||
25--35 | √ | √ | √ | √ | √ | ||||
35--45 | √ | √ | √ | √ | √ | √ | |||
45--55 | √ | √ | √ | √ | √ | √ |
outside diameter | Average tolerance | |
General (±mm) | high(±mm) | |
3--15 | 0.09 | 0.05 |
15--25 | 0.1 | 0.06 |
25--50 | 0.15 | 0.08 |
6. Wall Thicknese and tolerance
wall thickness | Average tolerance | |
General(mm) | high(mm) | |
0.2--0.5 | ±0.02--0.05 | ±0.01--0.03 |
0.5--0.8 | ±0.05--0.08 | ±0.02--0.05 |
0.8--1.5 | ±0.08--0.15 | ±0.05--0.12 |
1.5--2.5 | ±0.15--0.25 | ±0.12--0.2 |
2.5--4 | ±0.25--4 | ±0.2--0.3 |
7. Details picture
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