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A334 Gr.6 Alloy Steel Boiler Tube For Heat Exchangers, Condensers, And Boilers

A334 Gr.6 Alloy Steel Boiler Tube For Heat Exchangers, Condensers, And Boilers

A334 Gr.6 alloy steel boiler tube

heat exchanger boiler tube

condenser boiler tube with warranty

起源の場所:

中国

ブランド名:

YUHONG

証明:

ISO 9001/TUV/PED

モデル番号:

ASTM A334 / ASME SA334

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製品詳細
標準:
A334
外径:
10.3~114.3mm
WT:
1.5~15mm
材料:
GR.6
ハイライト:

A334 Gr.6 alloy steel boiler tube

,

heat exchanger boiler tube

,

condenser boiler tube with warranty

支払いと配送条件
最小注文数量
500kg
価格
交渉可能
パッケージの詳細
スチールフレーム木製ケース、プラスチックキャップ付き
受渡し時間
注文数量に応じて異なります
支払条件
T/T、L/C を確認できます
供給の能力
1000トン/月
製品の説明

A334 Gr.6 Alloy Steel Boiler Tube For Heat Exchangers, Condensers, And Boilers

 

 

A334 Grade 6 is a widely used material standard for seamless low-temperature carbon and alloy steel pipe designed for heat exchangers, condensers, and boilers. This alloy steel grade possesses excellent mechanical properties and is specifically engineered to perform well in low-temperature environments.

 

 

Key Features of A334 Gr.6 Alloy Steel

  1. Low-Temperature Resistance
    A334 Gr.6 pipes demonstrate superior performance in low-temperature applications while maintaining mechanical strength.

  2. High Toughness and Ductility
    The material has excellent toughness, making it ideal for applications involving sudden temperature variations and high-pressure conditions.

  3. Corrosion Resistance
    A334 Gr.6 alloy steel is treated to resist corrosion, extending the life of the tubes in harsh environments.

  4. Seamless Design
    Manufactured without a welded seam, these tubes are structurally robust and deliver better integrity in high-stress applications compared to welded pipes.

  5. Versatile Applications
    The tubes are suitable for use in condensers, boilers, and heat transfer applications in power plants, oil refineries, and chemical processing industries.

 

 

Chemical Composition

The chemical composition of A334 Gr.6 Alloy Steel is engineered to achieve the right mix of mechanical strength, weldability, and low-temperature properties. The typical breakdown is shown below:

Element Composition (Weight %)
Carbon (C) ≤ 0.30
Manganese (Mn) 0.29-1.06
Phosphorus (P) ≤ 0.025
Sulfur (S) ≤ 0.025
Silicon (Si) 0.10-0.50
Other Elements Trace

 

 

Mechanical Properties

A334 Gr.6 boiler tubes are designed for strength and resilience, and they meet stringent mechanical requirements:

  • Tensile Strength: Minimum 60,000 psi (415 MPa)
  • Yield Strength: Minimum 35,000 psi (240 MPa)
  • Elongation: Minimum of 30% (proportional to pipe diameter and wall thickness)
  • Hardness: HBW 135 or lower.

 

 

Applications

A334 Gr.6 Boiler Tubes are used in environments where low temperatures and high pressure are critical challenges. Common application areas include:

  1. Power Generation: Heat exchangers and boiler systems.
  2. Petrochemical Industry: Processing plants and refineries.
  3. Chemical Industry: Heat transfer systems and condensers.
  4. Oil and Gas: Offshore and onshore platforms under extreme conditions.
  5. Cryogenic Systems: Low-temperature fluid transport systems.

 

 

A334 Gr.6 Alloy Steel Boiler Tube For Heat Exchangers, Condensers, And Boilers 0

評価とレビュー

総格付け

4.0
このサプライヤーに対する50件のレビューに基づいています

評価のスナップショット

すべての評価の分布は以下の通りです
5 星
33%
4 星
33%
3 星
33%
2 星
0%
1 星
0%

すべてのレビュー

T
Tarek Hassan
Egypt Feb 12.2026
We use this for oil refinery bypass cooling. Despite the dust and ambient heat, the thermal performance hasn't dropped. The external coating is thick and very resistant to corrosion.
R
Robert Miller
United States Jan 7.2026
Fully meets the rigorous requirements of TEMA R standards. We used these SA266 Grade 2N flanges for a refinery project in Texas. The machining precision is impressive, and the sealing face finish is absolutely perfect.
A
A*d
Saudi Arabia Dec 29.2025
We installed this heat exchanger at our petrochemical facility in Jubail Industrial City back in March. The ASME VIII-1 certification was non-negotiable for us, and this unit delivered exactly what we needed. The SA516 Gr485 shell material has held up exceptionally well against our high-temperature process streams, even during the peak summer months when ambient temperatures exceed 45°C. What impressed me most was the quality of the welding—our inspection team did radiography testing on random seams, and all passed with flying colors. The supplier kept us updated throughout fabrication with photos and progress reports, which built a lot of trust. We've had zero leaks or performance issues since startup. Definitely planning to order another unit for our expansion project next year.

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