| 产品 | 无缝钢管 | 材料 | 铁素体合金钢 |
|---|---|---|---|
| 标准： | ASTM A335 | 年级 | P9 |
| 长度 | 或根据需要 | 申请： | 热交换器/锅炉/冷凝器/高温服务 |
| 包装细节： | 胶合木箱/捆绑带塑料盖 | 证书 | ISO9001-2008，API 5L，API 5CT |
| 强光 | Seamless Ferritic Alloy Steel Boiler Pipe， P9 Ferritic Alloy Steel Boiler Pipe， ASTM A335 合金钢无缝钢管 | ||
ASTM A335 Seamless P9 Ferritic Alloy Steel Boiler Pipe
TONG CHUANG Group offers ASTM A335 / ASME SA335 P9 SMLS ferritic alloy steel pipes and we sell these pipes in more than 70 countries up to now. This specification covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for hightemperature service. Pipe ordered to this specification shall be suitable for bending， flanging (vanstoning)， and similar forming operations， and for fusion welding.
A335 P9 exhibits excellent strength at high temperatures， making it suitable for applications involving high temperature service conditions. It also has high corrosion resistance， so this is very important in applications where pipes are exposed to corrosive environments or fluids.
A335 P9 has good creep resistance. Creep is the tendency of a material to permanently deform under mechanical stress， especially at high temperatures. This feature ensures the long-term reliability of the pipeline under high temperature and high pressure conditions.
Besides， compared to some other high-alloy materials， A335 P9 offers a good balance of performance and cost-effectiveness， making it a popular choice for a variety of industrial applications.
规格
| 标准 | 美国材料试验协会 A335 / 美国机械工程师学会 SA335 | ||
| 材料名称 | 铁素体合金无缝管 | ||
| 关键词 | 热交换器管；无缝钢管；过热器管 | ||
| 尺寸 | 外径 12.7-1219 毫米；宽度 0.06-2.5 毫米；客户要求 | ||
| 长度 | Less than 70ft， specific or random | ||
需要测试
化学分析/机械性能/ 硬度测试/ 粒度
燃烧测试/ 拉力测试/静水压测试/无损电气测试等
Chemical Composition max % P9 / K90941
| 碳 | 锰 | 磷 | 硫磺 | 硅 | 铬 | 钼 |
| 0.15 | 0.3-0.6 | 0.025 | 0.025 | 0.25-1 | 8-10 | 0.9-1.1 |
机械性能
| 屈服强度 | 拉伸强度 | 伸长率 (%) | 横向 |
| 30min ksi / 205min MPa | 60min ksi / 415min MPa | 30% min | 20% min |
Heat Treatment Requiirements P9
热处理类型 ：完全退火或等温退火或正火和回火
亚临界退火或回火温度，最小值或范围 °F [°C] : 1250 [675] °C
应用行业
锅炉和热交换器
高温服务
石油化工和炼油
火力发电厂
制造和施工
能源领域--核能发电、潮汐发电等。
环保领域--气体处理、废水处理等。
