| 标准： | ASTM A335 | 材料 | ASTM A335 |
|---|---|---|---|
| 类型 | 无缝 | 技术： | 热轧 |
| 表面： | 黑色绘画 | 申请： | 锅炉/热交换器/油气 |
| 强光 | High Temperature Alloy Steel Tube， Corrosion Resistance Alloy Steel Tube | ||
ASTM A335 P9
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说明
ASTM A335 P9 is a standard specification for seamless ferritic alloy-steel pipe for high-temperature service. This pipe is commonly used in power plants， refineries， and other industrial applications where high temperature and pressure conditions are present.
The ASTM A335 P9 is made from a combination of chromium and molybdenum， which gives it excellent corrosion resistance and high temperature strength. It is available in various sizes and dimensions to suit different applications.
Some key features of ASTM A335 P9 include:
1. High temperature resistance: The pipe is designed to withstand high temperatures up to 600°C， making it suitable for use in high-temperature applications.
2. Corrosion resistance: The alloy composition of the pipe provides excellent resistance to corrosion， ensuring long-lasting performance in harsh environments.
3. Seamless construction: The seamless design of the pipe eliminates the risk of leaks and ensures a smooth flow of fluids.
4. Wide range of sizes: ASTM A335 P9 is available in a wide range of sizes and dimensions to meet the specific requirements of different applications.
ASTM A335 Gr P9 Composition
| C， % | 锰， % | P， % | S， % | 硅，% | Cr， % | 莫， % |
| 0.015 最大值 | 0.30-0.60 | 最大 0.025 | 最大 0.025 | 最大 0.50 | 4.00-6.00 | 0.45-0.65 |
ASTM A335 P9 Properties
| 拉伸强度，兆帕 | 屈服强度，兆帕 | 延伸， % |
| 415 分钟 | 205 分钟 | 30 分钟 |
热处理要求
| P5、P9、P11 和 P22 | |||
| 等级 | 热处理类型 | 正火温度范围 F [C] | 亚临界退火 或回火 温度范围 F [C] |
| ASTM A335 P5 Pipe(b，c) | 完全退火或等温退火 | ||
| 正常化和调节 | ***** | 1250 [675] | |
| 亚临界退火（仅限 P5c） | ***** | 1325 – 1375 [715 – 745] | |
| ASTM A335 P9 Pipe | 完全退火或等温退火 | ||
| 正常化和调节 | ***** | 1250 [675] | |
| ASTM A335 P11 Pipe | 完全退火或等温退火 | ||
| 正常化和调节 | ***** | 1200 [650] | |
| ASTM A335 P22 Pipe | 完全退火或等温退火 | ||
| 正常化和调节 | ***** | 1250 [675] | |
| ASTM A335 P91 Pipe | 正常化和调节 | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
| 淬火和回火 | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
拉伸要求
| 无缝 | |||||
| Alloy Steel ASTM A335/SA335 P-5 Pipe | Alloy Steel ASTM A335/SA335 P-9 Pipe | Alloy Steel ASTM A335/SA335 P-11 Pipe | Alloy Steel ASTM A335/SA335 P-22 Pipe | Alloy Steel ASTM A335/SA335 P-91 Pipe | |
| 拉伸强度，最小，psi | |||||
| ksi | 60 | 60 | 60 | 60 | 85 |
| 兆帕 | 415 | 415 | 415 | 415 | 585 |
| 屈服强度，最小，psi | |||||
| ksi | 30 | 30 | 30 | 30 | 60 |
| 兆帕 | 205 | 205 | 205 | 205 | 415 |
ASTM A335 Gr P9 Equivalent Material
Alloy Steel P9 Pipes equivalent
| 美国材料与试验协会 | ASME | JIS G 3458 | UNS | BS | DIN 标准 | 国际标准化组织 | ABS | NK | LRS |
|---|---|---|---|---|---|---|---|---|---|
| A335 P9 | SA335 P9 | STPA 26 | S50400 | 3604 P1 629-470 | 2604 II TS38 |
| ASTM International | BSi – British Standards institute | 材料 |
|---|---|---|
| 3604/625 | 5% Cr 1/2% Mo | |
| 3604/629 | 9% Cr 1% Mo | |
| 3604/621 | 1 1/4% Cr 1/2% Mo | |
| 3604/620 | 1% Cr 1/2% Mo | |
| 3604/622 | 2 1/4% Cr 1% No |
应用
- 近海石油钻探公司
- 冷凝器
- 热交换器
- 发电
- 石油化工
- 气体处理
- 特种化学品
- 药品
- 制药设备
- 化学设备
- 海水设备
- 纸浆和造纸工业
