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Alloy seamless steel pipe is a type of seamless steel pipe, and its performance is much higher than that of ordinary seamless steel pipes. Alloy seamless steel pipes contain elements such as silicon, manganese, chromium, nickel, molybdenum, tungsten, vanadium, titanium, niobium, zirconium, cobalt, aluminum, copper, boron, rare earths, etc.
Alloy seamless steel pipes are characterized by their high precision and strength. Since defects such as welding gaps and burrs are eliminated during the manufacturing process, the precision and smoothness of alloy seamless steel pipes are very high, and they are not prone to problems such as oil leakage and air leakage. At the same time, because it is made of high-strength metal materials, alloy seamless steel pipes have a high yield point and good toughness, can withstand various complex stresses, and are not easy to deform and crack.Alloy seamless steel pipes are widely used. In the construction field, alloy seamless steel pipes are used to manufacture support structures and frames for high-rise buildings and long-span bridges, which can withstand complex stresses such as earthquakes and wind loads. In the petrochemical industry, alloy seamless steel pipes are used to manufacture high-pressure vessels and pipelines, which can withstand complex environments such as high temperature, high pressure and highly corrosive media. In the electric power field, alloy seamless steel pipes are used to manufacture power transmission pipelines and high-temperature steam pipelines, which can ensure stable operation in complex environments such as high temperature, high pressure, and highly corrosive media.| C,% | Mn,% | P,% | S,% | Si,% | Cr,% | Mo, % | |
| 0.15 max | 0.30-0.60 | 0.025 max | 0.025 max | 0.50 max | 4.00-6.00 | 0.45-0.65 | |
| Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 415min | 205 min | 30min |
| Standard | ASTM A335 (ASTM A335 Part 2 Seamless Steel Tubes) |
| Grade | P5 |
| Tube Size | OD (4-190mm)x WT (0.5-15mm) |
| Pipe Size | OD (16-914mm)x WT (2.0-50mm) |
| Length | max 6000mm, 12000mm, Custom Length |
| Condition on Delivery | Cold-finished / hard (Cold-finished as-drawn),Cold-finished / soft (lightly cold-worked) Annealed, Normalized, Hot Rolled |
| Testings | Tensile Test, Flattening Test, Measurement of Surface Roughness, Dimensional Check, |
| Surface Inspection, Non-Destructive Test | |
| Delivery | 15-60 Davs |
| Test Certificate | As per EN 10204 3.1 |
| Marking | As per ASME, ASTM, EN Standards |
| Raw Material | Hot Rolled Steel Bars |
| Calculation of Theoretic | Kgs /MTR =《(OD - W.T)*W.T *0.0248 |
| Weight | |
| Ends | Plain Ends or Beveled Ends |
| Packaging | Bundles (hexagonal), Wooden Boxes, Crates (steel/wooden), Special Crates for U-Bend |
| Tubes |
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