Medium Pressure Boiler Alloy Steel Seamless TubesP22 Hot Rolled / Cold Drawn

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Medium Pressure Boiler Alloy Steel Seamless Tubes P22 Hot Rolled / Cold Drawn XOOS offers a comprehensive range of ASTM A335/ASME SA335 P22 high pressure steel pipe for the right technical solution, with wall thickness from Sch 10 to 140mm & OD up to 56, delivered in hold rolled or cold drawn condition depending on different sizes. 1. Standards: ASTM A335 Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service 2. Application: For high pressure boiler and steam header pipes; petrochemical industry pipes; thermal power plant; nuclear power plant; USC boiler. 3. Ordering Information Quantity (feet, meters, or number of lengths), Name of material (seamless alloy steel pipe), Grade (P22), Manufacture (hot-finished or cold-drawn), Size using one of the following: NPS and schedule number; Outside diameter and nominal wall thickness; Outsider diameter and minimum wall thickness; Inside diameter and nominal wall thickness; Inside Diameter and minimum wall thickness. Length (specific or random) End finish (plain end or bevel end) 4. Chemical Requirements - - - - Chemical Requirements | Grade | UNS Designation | Composition, % | C | Mn | P max | S max | Si | Cr | Mo | Others | P22 | K21590 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50 max | 1.90-2.60 | 0.87-1.13 | ... | - - - - 5. Available Size Range - - - - OD | Thickness | mm | inch | mm | SCH | 21.3~1422 | 1/2''~ 56'' | 2.11~140 | SCH10 | *If the steel grades and size you are looking for are not listed above, please contact us for further information. | - - - - 6. Tensile Requirements Tensile Strength min.: 60ksi / 415MPa Yield Strength min.: 30ks / 205MPa 7. Inspection & Test Chemical composition, mechanical properties ( tensile strength, yield strength, elongation, flaring, flattening, bending, hardness, impact test), surface and dimension, NDE, hydrostatic test. 8. Manufacture Hot Rolled or Cold Drawn 9. Manufacturing Process Raw Material Inspection Cold Centering Heating Piercing & Rolling SIzing Heat Treatment Testing Finishing NDE Visual & Dimension Inspection Marking Storing & Shipping 10. Supplementary Requirements - - - - S1. Product Analysis | S2. Transverse Tension Tests | S3. Flattening Test | S4. Metal Structure and Etching Tests | S5. Photomicrographs | S6. Photomicrographs for Individual Pieces | - - - -

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Xi an Overseas Oilfield Services Co., Ltd.

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