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china latest news about What is the difference between duplex steel flanges and stainless steel flanges?

What is the difference between duplex steel flanges and stainless steel flanges?

December 19, 2025

Duplex steel flanges and stainless steel flanges (such as 304, 316 and other austenitic stainless steel flanges) are mainly reflected in the material composition, organization, performance characteristics and application scenarios. The following is a specific comparison: I. Material composition and ...
china latest news about What are some ways to improve the corrosion resistance of nickel alloy tubing?

What are some ways to improve the corrosion resistance of nickel alloy tubing?

December 18, 2025

There are various methods to improve the corrosion resistance of nickel alloy tubes, covering the optimization of alloy composition, surface treatment technology, manufacturing process improvement and the use of environmental control. Specifically as follows: Optimization of alloy composition Add ...
china latest news about What are the points of attention when welding stainless steel tees with different wall thicknesses?

What are the points of attention when welding stainless steel tees with different wall thicknesses?

December 16, 2025

When welding stainless steel tees with different wall thicknesses, in addition to following the general stainless steel tee welding precautions, you also need to pay special attention to the following points: Before welding Bevel design For the case of large differences in wall thickness, special ...
china latest news about What is the relationship between the applicable temperature range of a flange and its pressure resistance?

What is the relationship between the applicable temperature range of a flange and its pressure resistance?

December 12, 2025

The applicable temperature range of flanges and pressure resistance capacity affect and restrict each other, the specific relationship is as follows: Influence of temperature on pressure resistance capacity High temperature situation As the temperature rises, the crystal structure of flange ...
china latest news about How is the pressure-temperature rating of a flange determined?

How is the pressure-temperature rating of a flange determined?

December 11, 2025

The pressure-temperature rating of flanges is determined after comprehensive consideration of many factors, mainly based on relevant standards and norms, and finally clarified through material performance evaluation, test verification, etc., as follows: Based on standards and norms Different ...
china latest news about Besides metal coatings, what other methods are available to improve the high temperature resistance of nickel alloy tubing?

Besides metal coatings, what other methods are available to improve the high temperature resistance of nickel alloy tubing?

December 10, 2025

In addition to metal coatings, the high temperature resistance of nickel alloy tubes can be improved by optimizing the alloy composition, carrying out surface modification treatments, improving the manufacturing process, and adopting suitable thermal insulation measures, as described below: Optimize ...
china latest news about How do different manufacturing processes affect the pressure resistance of a flange?

How do different manufacturing processes affect the pressure resistance of a flange?

December 15, 2025

The influence of the manufacturing process on the pressure resistance capacity of the flange is mainly reflected in forging, heat treatment, welding, machining, etc. The following is a specific analysis: Forging process Tissue densification: through forging, the internal defects of the metal ...
china latest news about What is the prospect of dual-phase steel tee in the petrochemical field?

What is the prospect of dual-phase steel tee in the petrochemical field?

December 9, 2025

Duplex steel tee in the petrochemical field has a broader application prospects, for the following reasons: Strong corrosion resistance: petrochemical production is often exposed to a variety of corrosive media, such as acids, alkalis, salts, chlorides and so on. Duplex steel tee has excellent ...
china latest news about What are the specific differences between long and short radius elbows in terms of application scenarios?

What are the specific differences between long and short radius elbows in terms of application scenarios?

December 8, 2025

Stainless steel elbow introduction Stainless steel elbow is used to change the direction of stainless steel piping fittings, in a variety of industrial piping systems and building water supply and drainage systems have a wide range of applications. The following is its detailed introduction: ...
china latest news about ASTM A335 Alloy Steel pipe T91 T22 P22 P11 P12 P22 P91 P92 Seamless Pipes

ASTM A335 Alloy Steel pipe T91 T22 P22 P11 P12 P22 P91 P92 Seamless Pipes

December 5, 2025

ASTM A335 Alloy Steel pipe T91 T22 P22 P11 P12 P22 P91 P92 Seamless Pipes 1. SCH5S-SCHXXS 2.Market:America,Africa,Middle East,Southeast of Asia 3.Product details: Diameter φ2-500mm Length Customized Treatment process Hot Rolled,Cold Rolled,Cold Drawn,Forged Chemical composition Grade: S20910 ...
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