| 产品名称 | 碳钢挡板 | 标准： | astm a266， asme sa266 |
|---|---|---|---|
| 材料 | 碳钢 1 级，2 级，3 级，4 级 | 形状 | 直线、螺旋和杆式挡板配置 |
| 尺寸 | 可根据买方图纸要求定制 | 生产过程： | 切削，粗加工，精加工 |
| 申请： | 管式换热器、锅炉、压力容器、蒸汽轮机、汽车、电站、大型中央空调行业 | ||
| 强光 | Carbon Steel Forged Support Plate， A266 Heat Exchanger Baffle Plate， Gr.2 Forged Support Plate | ||
Forged ASTM A266 Gr.2 Carbon Steel support Plate / Baffle Plate for Pressure Vessel and Heat Exchanger
ASTM A266 Grade 2 is a carbon steel material that is commonly used for pressure vessel components such as baffle plates. A baffle plate is a plate designed to restrain or regulate the flow of fluid， and then enhance heat transfer. Baffle plates made from ASTM A266 Grade 2 have good strength and toughness properties， making them suitable for use in high-pressure and high-temperature applications. However， it is important to ensure that the specific requirements of the application are met， and that the baffle plate is properly designed and fabricated to meet applicable standards and codes.
为了提供明确的挡板价格，您通常需要提供以下信息：
1.材料：您需要的挡板材料类型，如碳钢、不锈钢或其他合金。
2.尺寸：挡板的尺寸和形状，包括厚度、宽度和长度。(根据图纸要求）
3.数量：障板的数量
4.应用：使用挡板的具体应用或设备。
5.附加要求：任何附加要求或规格，如表面光洁度、公差或测试。
There are several types of baffle plates， including:
1. Segmental baffle plates: These are flat plates with a curved or angled edge that are used to direct fluid flow in a specific direction.
2. Disc and doughnut baffle plates: These are circular plates with a hole in the center that are used to create a swirling motion in the fluid.
3. Orifice baffle plates: These are plates with an orifice or small hole that are used to control the flow rate of the fluid.
4. Perforated baffle plates: These are plates with small holes or perforations that are used to distribute fluid evenly across the heat exchanger.
5. Rod baffle plates: These are thin rods that are placed perpendicular to the fluid flow to create turbulence and improve heat transfer.
Shapes of Baffle Plates
Baffle plates can come in various shapes and configurations depending on the specific application and design of the heat exchanger. Some common shapes of baffle plates include straight， helical， and rod baffle configurations. The shape of the baffle plate can affect its effectiveness in enhancing heat transfer and minimizing pressure drop within the heat exchanger.
ASTM A266 Carbon Steel Support Plate / Baffle Plate 化学成分要求
| 项目 | ASTM A266，% 的化学要求 | ||
| 一年级和二年级 | 3 年级 | 4 年级 | |
| C | ≤ 0.30 | ≤ 0.35 | ≤ 0.30 |
| 锰 | 0.40~1.05 | 0.80~1.35 | 0.80~1.35 |
| P | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 |
| S | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 |
| Si | 0.15~0.35 | 0.15~0.35 | 0.15~0.35 |
*The tabulated values are applicable to heat analysis. Further， nickel ≤ 0.25%， Cr ≤ 0.20%， and Mo ≤ 0.08%. Carbon equivalent CE = C + Mn /6 + ( Cr + Mo + V ) / 5 + ( Ni + Cu ) / 15. The carbon equivalent shall not exceed 0.45 for Grade 1 or 0.50 for Grade 2 or 4.
ASTM A266 Carbon Steel Support Plate / Baffle Plate 机械性能
| 拉伸 要求 | 1 级 | 二年级和四年级 | 3 年级 |
|---|---|---|---|
| T.S. min. ksi [Mpa］ | 60~85 [415~585] | 70~95 [485~655] | 75~100 [515~690] |
| Y.S min. ksi [Mpa］ | 30 [205] | 36 [250] | 37.5 [260] |
| EL. 2 英寸或 [62.5毫米] 最低% | 23 [21] | 20 [18] | 19 [17] |
| R.o.A 最低% | 38 | 33 | 30 |
*T.S: tensile strength; Y.S: yield strength; El.: elongation; RoA: reduction of area.
| ASTM A266 等级 | 布氏硬度 HBW |
|---|---|
| 1 | 121~170 |
| 2 | 137~197 |
| 3 | 156~207 |
| 4 | 137~197 |
*The Brinell hardness range for Grades 1， 2， 3， 4 of ASTM A266; in addition， the austenitic grain size of the steel shall be 1 to 5.
其他材料
| 材料类型 | 技术要求 * 根据 |
| 双相不锈钢 | ASTM/ASME SA182 F44， F45， F51， F53， F55， F60， F61 |
| 不锈钢 | ASTM/ASME SA182 F304，304L，F316，316L，F310，F317L，F321，F347 |
| 碳钢 | ASTM/ASME A105， A350 LF1， LF2， A266， A694， A765 Gr.2 |
| 合金钢 | ASTM/ASME SA182 F1， F5， F9， F11， F12， F22， F51， A350-LF3 |
| 钛 | ASTM/ASME SB381，Gr.1，Gr.2，Gr.5，Gr.7，Gr.12，Gr.16 |
| 铜镍合金 | ASTM/ASME SB151，UNS 70600（铜镍 90/10），71500（铜镍 70/30）。 |
| 黄铜，铝黄铜 | ASTM/ASME SB152 uns C10100，C10200，C10300，C10800，C12200 |
| 镍合金 | ASTM/ASME SB169， SB171， SB564， uns 2200， uns 4400， uns 8825 uns 6600， uns 6601， uns 6625 |
| 合金 20 | ASTM/ASME SB472 UNS 8020 |
| 哈氏合金 | ASTM/ASME SB564， uns10276 ( C 276 ) |
| 沉积材料 | ASTM/ASME SB898、SB263、SB264 或更接近的标准 爆炸包层，制作 2 合 1 或 3 合 1 材料。 |
| 钛-钢、镍-钢、钛-铜 不锈钢-碳钢，合金-钢等。 |
应用
管式热交换器
锅炉
压力容器
蒸汽轮机
发电站
空调行业
