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YUHONG HOLDING GROUP CO., LTD

  • China,Ningbo
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China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater
China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater

  1. China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater
  2. China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater
  3. China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater
  4. China ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater

ASME SA335 P9 Studded Longitudinal Finned Tube Stainless Steel For Heater

  1. MOQ: 200 KGS
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T, L/C AT SIGHT
Supply Ability According to Clients' requirements
Delivery Time 35-60 Days (Depend on Order's Quantity and Complexity)
Packaging Details Ply-wooden Cases with Steel Frames and Pipe's both ends with plastic caps
Product Name Studded Tube / Studded Finned Tube
Base Tube Specification&Material ASME SA335 P9
Fin material Alloy Steel
Base Tube O.D. 25-219 mm
Fin O.D. 5~20 mm
Fin Height 5~35 mm
Fin Pitch 8~30 mm
Processing method Welding
Application Industries Petrochemical and Refinery; Power Generation; HVAC systems and so on
Brand Name YuHong
Model Number ASME SA335 P9 Studded Finned Tube with AS Studs
Certification ABS, BV, ISO, ASTM, SGS
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T, L/C AT SIGHT Supply Ability According to Clients' requirements
Delivery Time 35-60 Days (Depend on Order's Quantity and Complexity) Packaging Details Ply-wooden Cases with Steel Frames and Pipe's both ends with plastic caps
Product Name Studded Tube / Studded Finned Tube Base Tube Specification&Material ASME SA335 P9
Fin material Alloy Steel Base Tube O.D. 25-219 mm
Fin O.D. 5~20 mm Fin Height 5~35 mm
Fin Pitch 8~30 mm Processing method Welding
Application Industries Petrochemical and Refinery; Power Generation; HVAC systems and so on Brand Name YuHong
Model Number ASME SA335 P9 Studded Finned Tube with AS Studs Certification ABS, BV, ISO, ASTM, SGS
Place of Origin China
High Light ASME SA335 longitudinal finned tubeSA335 P9 longitudinal finned tubeLongitudinal stainless steel finned tube
Studded Finned Tube ASME SA335 P9 with Alloy Steel Studs for Heater and Furnace
Product Specifications
Attribute Value
Product Name Studded Tube / Studded Finned Tube
Base Tube Specification & Material ASME SA335 P9
Fin Material Alloy Steel
Base Tube O.D. 25-219 mm
Fin O.D. 5~20 mm
Fin Height 5~35 mm
Fin Pitch 8~30 mm
Processing Method Welding
Application Industries Petrochemical and Refinery; Power Generation; HVAC systems
Product Overview

A studded finned tube is a high-performance heat exchanger component featuring welded studs that significantly enhance heat transfer efficiency between fluids and gases. The stud design maximizes surface area while maintaining a compact footprint, making it ideal for demanding industrial applications.

Studded Finned Tube ASME SA335 P9 with alloy steel studs for industrial heat exchangers
Base Tube Material: ASME SA335 P9
Chemical Composition (Weight %)
Element Composition Range
Carbon (C) 0.15 max
Manganese (Mn) 0.30 - 0.60
Phosphorus (P) 0.025 max
Sulfur (S) 0.025 max
Silicon (Si) 0.25 - 1.00
Chromium (Cr) 8.00 - 10.00
Molybdenum (Mo) 0.90 - 1.10
Nickel (Ni) 0.40 max (optional)
Vanadium (V) 0.18 max (optional)
Iron (Fe) Balance
The 9% Cr-1% Mo composition provides exceptional high-temperature strength and oxidation resistance, while low carbon content ensures good weldability.
Mechanical Properties
Property Value
Tensile Strength (min) 415 MPa (60,000 psi)
Yield Strength (min) 205 MPa (30,000 psi)
Elongation (min, % in 50mm) 30%
Hardness (max, Brinell HBW) 179 HBW
Impact Toughness (Charpy V-Notch, min at 21°C) Typically required (varies by spec)
Supplied in normalized & tempered condition for optimal strength and ductility. Retains strength up to ~650°C (1200°F) and requires preheating (~200-300°C) with post-weld heat treatment (PWHT) to prevent cracking.
Studded Finned Tube Design Advantages
  • Increased Surface Area: Studs significantly enhance heat transfer surface for superior thermal efficiency
  • Compact Design: Maximizes heat transfer capacity without increasing physical footprint
  • High-Temperature Performance: Resilient in extreme conditions up to 650°C (1200°F)
  • Reduced Fouling: Smooth stud surfaces minimize deposit buildup compared to traditional fins
  • Enhanced Durability: Superior erosion/corrosion resistance in harsh industrial environments
Industrial Applications
  • Power Generation: Heat Recovery Steam Generators (HRSGs), Fluidized Bed Boilers, Superheaters
  • Petrochemical: Fired Heaters, Catalytic Cracking Units (FCCU), Coker Units
  • Waste Treatment: Waste-to-Energy Plants, Air Preheaters (APH)
  • Chemical Processing: Sulfuric Acid Plants, Ammonia Production, Syngas Coolers
  • Heavy Industry: Cement Clinker Coolers, Blast Furnace Gas Ducts

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler

  • Year Established:

    1990

  • Total Annual:

    5000000-10000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories alre... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories alre...

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  • YUHONG HOLDING GROUP CO., LTD
  • 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
  • https://www.fintubepipe.com/

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