| 材料 | 奥氏体不锈钢 | 产品 | SMLS Pipes |
|---|---|---|---|
| 标准： | 美国材料试验协会 A312/ASME SA312 | 年级 | TP304/TP304L |
| 申请： | 热交换器/锅炉/过热器管道等 | 长度 | 或根据需要 |
| 证书 | ISO9001-2008，API 5L，API 5CT | 包装细节： | 胶合木箱/铁箱/带塑料盖的捆绑箱 |
ASTM A312 TP304 / TP304L SMLS Austenitic Stainless Steel Pipes
TONG CHUANG Group offers ASTM A312/ASME SA312 TP304/TP304L SMLS austenitic stainless steel tubes/pipes with high quality which generally are used 于 热交换器、锅炉及其他 高温应用。
美国材料试验协会 A312/ASME SA312 本规范适用于高温和一般腐蚀性环境下使用的无缝、直缝焊接和大量冷加工的焊接奥氏体不锈钢管。
A312 TP304/TP304L is a specific type of stainless steel material commonly used in various applications.There are some advantages of using this material:
1. TP304/TP304L has excellent corrosion resistance， making it suitable for use in environments with high levels of humidity， chemicals and corrosive substances.
2. The material can withstand high temperatures without any noticeable material degradation， making it suitable for applications involving extreme heat or thermal cycling.
3. TP304/TP304L has high tensile strength and good mechanical properties， making it durable and suitable for various industrial applications.
4. Can be easily shaped， welded and fabricated into various shapes.
5. It has excellent hygienic performance， making it suitable for applications such as the food and beverage industry， pharmaceutical industry， and medical equipment that require strict sanitation.
6. TP304/TP304L is a cost-effective choice
规格
| 标准 | 美国材料试验协会 A312/ASME SA312 |
| 材料名称 | SMLS Tubes/Pipes， Austenitic Stainless Steel |
| 关键词 | Heat exchanger/Boiler tubes/pipes/tubes; Seamless / Welded austenitic steel pipes/tubes，etc |
| 尺寸 | OD 1/8"-48" or required by clientes; length ≤12mts in container or required by clients |
| 长度 | 特定或随机 |
| 数量 | 英尺，米，或长度数 |
Grade We Can Offer:
TP304，TP304L，TP304H，TP310S，TP310H，TP316L，TP316H，TP310S，TP310H，TP317，TP317L，TP321，TP321H，TP347，TP347H，TP904L，etc
需要测试
横向拉伸试验 压平试验/扩口试验/ 蚀刻测试 / Hardness Test / Hydrostatic Test
化学成分 max%
| 等级 | UNS | C | 锰 | P | S | Si | Cr | 倪 |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18-20 | 8-11 |
| TP304L | S30403 | 0.035A | 2 | 0.045 | 0.03 | 1 | 18-20 | 8-13 |
Note A:For small diameter or thin walls or both， where many drawing passes are required， a carbon maximum of 0.040% is necessary in grades TP304L and TP316L. Small outside diameter tubes are defined as those less than 0.500 in. [12.7 mm] in outside diameter and light wall tubes as those less than 0.049 in. [1.20 mm] in average wall thickness (0.044 in. [1.10 mm] in minimum wall thickness).
退火要求
| TP304H | 热处理温度 | 冷却/测试要求 |
| Cold finished | 1900°F [1040°C] | 在水中淬火或用其他方法快速冷却。 |
| Hot finished | 1900°F [1040°C] |
机械性能
| 等级 | 屈服强度（兆帕） | 拉伸强度（兆帕） | 伸长率 (%) |
| TP304 | 205 分钟 | 515 分钟 | 35 分钟 |
| TP304L | 170min | 485 min |
应用
药品
发电
石化工业
气体处理
海洋工业
食品加工业
化学设备
石油和天然气行业
热交换器/锅炉/冷凝器/过热器等
