| 材料 | 双相不锈钢 | 产品 | 无缝钢管 |
|---|---|---|---|
| 标准： | ASTM A312 | 年级 | UNS S31254 |
| 申请： | 一般事务人员 | 长度 | 或根据需要 |
| 证书 | ISO9001-2008，API 5L，API 5CT，等等。 | 包装细节： | 胶合木箱/捆绑带塑料盖 |
| 强光 | 双相不锈钢， UNS S31254 Seamless Stainless Steel Pipes， ASTM A312 Seamless Stainless Steel Pipes | ||
ASTM A312 UNS S31254 无缝双相不锈钢管
TONG CHUANG Group offers ASTM A312 S31254 SMLS duplex stainless steel pipes and we sell these pipes with high quality in many countries.
Chemical Composition % S31254
| C | 锰 | P | S | Si | 倪 | Cr | 莫 | N | 铜 |
| 0.02max | 1max | 0.03max | 0.01max | 0.8max | 17.5-18.5 | 19.5-20.5 | 6-6.5 | 0.18-0.22 | 0.5-1 |
ASTM A312 UNS S31254 material has many advantages.One advantage is its high resistance to corrosion. This stainless steel grade is known for its excellent corrosion resistance in a wide range of aggressive environments， including seawater， chloride solutions， and acidic and alkaline environments. This makes it suitable for use in various industries such as oil and gas， chemical processing， and marine applications.
Another advantage is its high strength and impact toughness. ASTM A312 UNS S31254 has a high tensile strength and yield strength， allowing it to withstand high-pressure and high-stress conditions. Additionally， it has good ductility and impact toughness， which makes it less susceptible to cracking or failure under impact or dynamic loading.
Furthermore， this material is highly resistant to pitting， crevice corrosion， and stress corrosion cracking. These resistance properties make it a reliable choice for applications in aggressive environments where the risk of localized corrosion is high.
Moreover， this stainless steel grade offers good weldability and can be easily fabricated into various shapes and sizes. It can be welded using
拉伸要求
| S31254 | 屈服强度（兆帕） | 拉伸强度（兆帕） | 伸长率 (%) |
| t ≤ 0.187 in. (5mm) | 310 | 675 | Logitudinal 35% Transverse 25% |
热处理
S31803——————–Temperature 2100°F (1150°C)—————–Quench: Rapid cooling in air or water
需要测试
化学分析/机械性能/ 硬度测试/ 扁平化测试/ 张力测试/扩口测试
晶间腐蚀测试/静水压或非破坏性电气测试/超声波测试
应用行业
纸浆和造纸工业
海水设备
食品加工-制盐等。
石油化工- 炼油 化工等。
冷凝器、锅炉和热交换器
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。
