C31400 PRODUCT DESCRIPTION:
Leaded Commercial Bronze
固体: 外径 3/8 インチ～2 インチ
六角: 外径 3/8 インチ～2 インチ
標準長さ: 144インチ
一般的な用途
BUILDERS HARDWARE: door knobs
ELECTRICAL: connectors for wire and cable, electrical plug-type connectors
FASTENERS: nuts, screws
INDUSTRIAL: pickling crates, pickling fixtures, pickling racks, screw machine parts
- In the field of machining, C31400 lead brass is a widely used material. It has good cutting performance and wear resistance, so it is widely used in manufacturing high-precision parts and tools. The following details the processing characteristics, application areas and how to process and optimize C31400 lead brass.
Processing characteristics of C31400 lead brass
C31400 lead brass is an alloy material composed of copper, lead, zinc and other elements. This material has low hardness and is easy to machine. In addition, C31400 lead brass has excellent cutting performance and can be processed at high speeds, thereby improving production efficiency.
Application fields of C31400 lead brass
Because C31400 lead brass has good processing characteristics and mechanical properties, it is widely used in manufacturing high-precision parts and tools. For example, it can be used to manufacture precision parts such as cutting tools for machine tools, measuring tools, instruments and clocks. In addition, C31400 lead brass is also widely used in the electrical field, such as manufacturing conductive components and terminals.
Processing method of C31400 lead brass
The processing methods of C31400 lead brass mainly include milling, turning and drilling. During processing, you need to pay attention to the following points:
1. Select the appropriate tool material and tool angle. Due to the excellent cutting performance of C31400 lead brass, carbide cutting tools or high-performance high-speed steel cutting tools can be used for processing. At the same time, the selection of tool angle also needs to be adjusted according to the actual situation.
2. Control cutting speed and feed amount. When processing C31400 lead brass, excessive cutting speed and feed rate will cause increased tool wear and affect processing quality and accuracy. Therefore, it is necessary to choose the appropriate cutting speed and feed rate according to the actual situation.
3. Use coolant. The use of coolant during machining can lower cutting temperatures, reduce tool wear and workpiece deformation.
Optimization measures for C31400 lead brass
In order to improve the processing efficiency and product quality of C31400 lead brass, the following optimization measures can be taken:
1. Perform heat treatment. The hardness and wear resistance of C31400 lead brass can be improved through heat treatment, thereby improving its cutting performance.
2. Use coating technology. Coating technology can form a layer of wear-resistant material on the surface of the tool to improve the life and cutting efficiency of the tool.
3. Use intelligent processing technology. By using intelligent processing technology, the processing process can be controlled and optimized automatically to improve production efficiency and product quality.
類似または同等の仕様
| CDA | ASTM | サエ | AMS | 連邦政府 | 軍隊 | 他の |
|---|---|---|---|---|---|---|
| C31400 | B140 B140M | MIL-V-18436 |
化学組成
| Cu% | Pb% | 亜鉛% | Fe% | で％ | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
ASTM B140/B140M-12(2017)に基づく化学組成 注: Cu + 指定元素の合計、99.6% 以上。単一の値は最大値を表します。 | |||||||||||
| 87.50- 90.50 | 1.30～ 2.50 | レム。 | 0.10 | 0.70 | |||||||
被削性
| 銅合金 UNS No. | 被削性評価 | 密度 (ポンド/インチ)3 68°Fで) |
|---|---|---|
| C31400 | 80 | 0.319 |
機械的性質
C31400
H02 ハーフハード
サイズ範囲: 直径1/2インチ以下
| 引張強さ、最小 | 降伏強度、荷重下での 0.5% 伸び、最小 | 伸び、2 インチまたは 50 mm 分 | ロックウェル「B」硬度 | 備考 | ||
|---|---|---|---|---|---|---|
| クシ | MPa | クシ | MPa | % | 典型的なHRB | |
| 50 | 345 | 30 | 205 | 7 | 61 | |
サイズ範囲: 直径 1/2 インチ以上から 1 インチまで
| 引張強さ、最小 | 降伏強度、荷重下での 0.5% 伸び、最小 | 伸び、2 インチまたは 50 mm 分 | ロックウェル「B」硬度 | 備考 | ||
|---|---|---|---|---|---|---|
| クシ | MPa | クシ | MPa | % | 典型的なHRB | |
| 45 | 310 | 27 | 185 | 10 | 61 | |
サイズ範囲: 直径1インチ以上
| 引張強さ、最小 | 降伏強度、荷重下での 0.5% 伸び、最小 | 伸び、2 インチまたは 50 mm 分 | ロックウェル「B」硬度 | 備考 | ||
|---|---|---|---|---|---|---|
| クシ | MPa | クシ | MPa | % | 典型的なHRB | |
| 40 | 275 | 25 | 170 | 12 | 58 | |
C31400
H04 ハード
サイズ範囲: 直径2インチ以下
| 引張強さ、最小 | 降伏強度、荷重下での 0.5% 伸び、最小 | 伸び、2 インチまたは 50 mm 分 | ロックウェル「B」硬度 | 備考 | ||
|---|---|---|---|---|---|---|
| クシ | MPa | クシ | MPa | % | 典型的なHRB | |
| 53 | 365 | 40 | 275 | 6 | 65 | |
物理的特性
CDA によって提供される物理的特性 | |||||||||||
| 米国の慣例 | メトリック | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 融点 – 液体 | 1900°F | 1038℃ | |||||||||
| 融点 – ソリダス | 1850°F | 1010℃ | |||||||||
| 密度 | 0.319 lb/in3 68°Fで | 8.83 gm/cm3 20℃で | |||||||||
| 比重 | 8.83 | 8.83 | |||||||||
| 電気伝導性 | 42% IACS at 68 °F | 0.246 MegaSiemens/cm at 20 °C | |||||||||
| 熱伝導率 | 104 Btu/sq ft/ft hr/°F at 68 °F | 180 W/m at 20 °C | |||||||||
| 熱膨張係数 68-572 | 10.2 ·10-6 °F あたり (68 ～ 572 °F) | 17.6 ·10-6 ℃あたり（20～300℃） | |||||||||
| 比熱容量 | 068 °F で .09 Btu/ポンド/°F | 377.1 J/kg (20 °C) | |||||||||
| 引張弾性率 | 17000 ksi | 117212MPa | |||||||||
| 剛性係数 | 6400ksi | 44127MPa | |||||||||
製造特性
CDA が提供する製造プロパティ | |||||||||||
| 技術 | 適合性 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| はんだ付け | 素晴らしい | ||||||||||
| ろう付け | 良い | ||||||||||
| 酸素アセチレン溶接 | 推奨されません | ||||||||||
| ガスシールドアーク溶接 | 推奨されません | ||||||||||
| 被覆金属アーク溶接 | 推奨されません | ||||||||||
| スポット溶接 | 推奨されません | ||||||||||
| シームウェルド | 推奨されません | ||||||||||
| 突合せ溶接 | 公平 | ||||||||||
| 冷間加工能力 | 良い | ||||||||||
| 熱間成形能力 | 貧しい | ||||||||||
| 被削性評価 | 80 | ||||||||||
熱特性
CDA によって提供される熱特性 ※温度は華氏で測定されます。 | |||||||||||
| 処理 | 最小* | 最大* | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| アニーリング | 800 | 1200 | |||||||||
