规格 | DIN 2391, EN10305-2 | 认证: | ISO, TUV, PED, DNV |
---|---|---|---|
申请: | Auto Parts | 技术: | 冷拔/冷轧 |
钢级: | 碳钢 | 表面处理: | Annealed, NBK |
长度 | As Your Requirements | 产品名称 | 碳钢无缝管 |
颜色 | Black, Bright Annealed, Polished, Galv. | ||
强光 | Din2391 Stainless Steel Seamless Tube, Din2391 Stainless Seamless Tube, L12m Stainless Steel Seamless Tube |
Round Cold Drawn Seamless Tube, EN10305-2 E235N , AUTO APPLICATION
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DIN 2391 Seamless Precision Steel Tubes Characteristic
- Smaller diameters
- High precision in physical property
- Good surface quality
- Complex Steel Cross Area
- Superior Performance
DIN 2391 Seamless Precision Steel Tubes Mechanical Properties
管道类型 | 钢材等级 | Minimum resistance properties | |||||||||||
+C | +LC | +SR | +A | +N | |||||||||
Rm [MPa] (兆帕 | A% | Rm [MPa] (兆帕 | A% | Rm [MPa] (兆帕 | Re [兆帕] | A% | Rm [MPa] (兆帕 | A% | Rm [MPa] (兆帕 | Re [兆帕] | A% | ||
Precise seamless steel pipes St35, St45, St52 According to DIN 2391 | St 35 | 480 | 6 | 420 | 10 | 420 | 350 | 14 | 315 | 25 | 340- 470 | 235 | 25 |
St 45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440- 570 | 255 | 21 | |
St 52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490- 630 | 355 | 22 |
DIN 2391 Seamless Precision Steel Tubes Chemical Composition
等级 | Mfg. Process | 化学成分(%) | ||||||||
C | Si | 锰 | P | S | 倪 | Cr | 莫 | 其他 | ||
St30Si | S | 0.10Max | 0.30Max | 0.55Max | 0.040Max | 0.040Max | – | – | – | – |
St30A1 | S | 0.10Max | 0.05Max | 0.55Max | 0.040Max | 0.040Max | – | – | – | Al deoxydized |
St35 | S | 0.17Max | 0.35Max | 0.40Max | 0.050Max | 0.050Max | – | – | – | – |
St45 | S | 0.21Max | 0.35Max | 0.40Max | 0.050Max | 0.050Max | – | – | – | – |
St52 | S | 0.22Max | 0.55Max | 1.60Max | 0.050Max | 0.050Max | – | – | – | – |
规格
标准 | DIN 2391-1 Cold Drawn Tube |
DIN 2391-1 Cold Drawn Size | 4 至 219 毫米 W. T.: 0.5 至 20 毫米 |
DIN 2391-1 Cold Drawn Welded Pipe Size | 5.0 mm – 1219.2 mm |
DIN 2391-1 Cold Drawn EFW Pipe size | 5.0 mm – 1219.2 mm |
DIN 2391-1 Cold Drawn Tube Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.。 |
DIN 2391-1 Cold Drawn Pipe Schedule | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
DIN 2391-1 Cold Drawn Seamless Tube Size | 3.35 mm OD To 101.6 mm OD |
DIN 2391-1 Cold Drawn Welded Tube Size | 6.35 mm OD To 152 mm OD |
Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.。 |
DIN 2391-1 Cold Drawn Tube wall thickness | 0.020" –0.220", (special wall thicknesses available) |
长度 | Single Random, Double Random, Standard & Cut length Pipe & Tube |
完成 | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
形式 | Round, Hydraulic, ‘U’ bent or Hollow,LSAW, Boiler, Straight Pipe, Clad Pipe, Rectangular, Square Pipe Etc |
类型 | Welded, Seamless, ERW, EFW, Fabricated Pipe, ‘U’ bent or Hollow, Hydraulic, LSAW, Boiler, Straight Tube, Tube Coil, Round, Rectangular, Square Tube etc |
结束 | Plain End, Beveled End, Treaded Pipe & Tube |
应用 | Oil Pipe & Tube, Gas Pipe & Tube, Fluid Pipe & Tube, Boiler Pipe & Tube, Heat exchanger Tube |
增值服务 | 根据要求的尺寸和长度进行拉伸和扩展,抛光(电镀和商用) 退火和酸洗 弯曲,机加工等。 |
应用
- Machinery use
- Auto shock reducer inner cylinder
- Oil cylinder tube
- Motorcycle shock reducer steel tubes
DIN 2391 Stainless Steel Seamless Tube Application Industries
- 近海石油钻探公司
- 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
- 热交换器
- 冷凝器
- 纸浆和造纸工业
DIN 2391 Stainless Steel Seamless Tube Test Certificates
- EN 10204/3.1B,EN 10204/3.1B。
- 原材料证书
- 100% 射线照相测试报告
- 第三方检验报告等
材料测试:
- 面积拉伸等机械测试
- 硬度测试
- 化学分析 - 光谱分析
- 阳性材料鉴定 - PMI 测试
- 扁平化测试
- 微观和宏观测试
- 抗点蚀试验
- 扩口试验
- 晶间腐蚀 (IGC) 试验