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Alloy Steel High Pressure Butt Weld Degree Elbow custom

Alloy Steel High Pressure Butt Weld Degree Elbow Manufacturers

-- Steady & Reliable Manufacturer --

Forged Alloy Steel Reliability

For applications involving extreme temperatures and high-pressure steam, our Alloy Steel High Pressure Butt Weld Degree Elbow (including P11, P22, and P91 grades) are the premier choice. These fittings are enhanced with Chromium and Molybdenum, which provide outstanding creep resistance and high-temperature strength. Unlike standard carbon steel, our alloy series maintains its mechanical integrity under continuous thermal stress. Each piece is forged under controlled conditions and undergoes rigorous heat treatment processes, such as normalizing and tempering, to achieve the specific hardness and grain structure required for critical power piping.

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Material & Rating Table

Grade Typical Use Case
ASTM A234 WP11 Moderate High Temp Steam
ASTM A234 WP22 High Temperature Petrochemical
ASTM A234 WP91 Critical Power Generation
Pressure Class 3000#, 6000#, 9000# (Forged)
End Prep Socket Weld, NPT Threaded, Butt-weld

Critical Infrastructure Usage

These Alloy Steel High Pressure Butt Weld Degree Elbow are most commonly found in the power generation industry, specifically within main steam piping and reheat systems of coal-fired and gas-fired plants. In the petrochemical industry, they are used in hydrocracking units and catalytic reformers where high-temperature hydrogen service is a factor. They are also suitable for refinery heaters and boiler external piping. Because they resist oxidation and scaling at high temperatures, they are essential for any process involving high-pressure gases and high-energy piping systems.

Technical Superiority

  • Creep Strength: Designed to prevent slow deformation under long-term high-temperature exposure.
  • Enhanced Hardness: Superior wear resistance compared to standard ferritic steels.
  • Impact Toughness: Maintains ductility even in pressurized environments.
  • Heat Treatment Precision: State-of-the-art furnaces ensure uniform properties throughout the fitting wall.

Payment & Global Reach

We accept L/C, T/T, and Open Account (OA) for long-term partners with good credit standing. Shipping is available via major ports like Shanghai or Ningbo. High-pressure alloy fittings are precision-machined, so we apply thick layers of anti-corrosion oil and individual protective caps for threads and weld ends. We offer air-freight options for urgent refinery shutdowns or "emergency maintenance" (MRO) scenarios where downtime cost is extremely high.

  • Q: Why is Molybdenum added to these fittings?
  • A: Molybdenum increases the material's resistance to softening at high temperatures and significantly improves creep strength.
  • Q: Do you provide NACE MR0175 compliant alloy fittings?
  • A: Yes, we can supply alloy fittings that meet NACE requirements for use in H2S-containing environments in the oil and gas industry.
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Jiangyin Gaoxin Pipe Fittings Co., Ltd.
About Us
JIANGYIN GAOXIN PIPE FITTINGS CO.,LTD.
Our company is a professional manufacturer of pressure piping components. As Alloy Steel High Pressure Butt Weld Degree Elbow Manufacturers，Our product range covers butt-weld, socket-weld, and threaded pipe fittings, including flanges and customized non-standard parts. These products are widely used in industries such as oil & gas, chemical processing, power generation, shipbuilding, papermaking, metallurgy, pharmaceuticals, and food processing. We manufacture according to standards such as ASME, EN,JIS,DIN,ANSI,GOST, MSS, GB/T,HG, DL, SH, SY,and have a complete range of inspection equipment, a strict quality control system, and various certifications（PED,AD2000,EAC, ABS,BV, DNV,NORSOK M650, ISO9001,ISO14001,ISO45001,etc.）, making us a leader in the industry.

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