SA266 Grade 2N Carbon Steel Shell Flange for Heat Exchangers ASME Standard

Place of Origin: CN
Brand Name: YUHONG
Certification: ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Model Number: Channel Cover Flange
Minimum Order Quantity: 1 PC
Price: Negotiable
Packaging Details: Ply-wooden Case /Iron Case
Delivery Time: 5-10 days
Payment Terms: L/C, T/T
Supply Ability: 400 Tons/ month
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Specifications
Highlight Features

105mm Thickness Heat Exchanger Flange

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ASME SA266 Heat Exchanger Flange

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105mm Thickness Carbon Steel Flange

Name:
Channel Cover Flange
Outer Diameter:
630MM
Thickness:
105mm
Matrial:
ASTM A694, ASTM A105N (SA105N), MSS SP-44, DIN 2533 Etc..
Standard:
B16.5, B16.34, B16.47,SP44, API 605 Etc..
Product Description

SA266 Grade 2N Carbon Steel Shell Flange for Heat Exchangers ASME Standard

 

YUHONG specializes in pressure vessels, with an annual production capacity exceeding 6,000 tons. We provide a wide range of products, including film evaporators, heat exchangers, reaction vessels, towers, storage tanks, and filters, available in various specifications and materials.

The Carbon Steel Channel Cover Flange made from ASME SA266 Grade 2N is essential for heat exchanger applications, ensuring durability and efficiency.

 

Chemical Composition of SA266 Grade 2N

Element Composition (%)
Carbon 0.15 - 0.22
Manganese 0.50 - 0.90
Phosphorus ≤ 0.030
Sulfur ≤ 0.030
Silicon 0.15 - 0.40
Chromium ≤ 0.25

 

Mechanical Properties of SA266 Grade 2N

Property Value
Yield Strength (MPa) 240 - 290
Tensile Strength (MPa) 400 - 520
Elongation (%) ≥ 20

 

Other Equivalent Grades

Standard Equivalent Grade
ASTM A266 Grade 2N
ASME SA516 Gr. 70
ASTM A105 Forged Carbon Steel

 

Types of Flanges for Heat Exchangers

  • Weld Neck Flange: Provides a strong connection and is ideal for high-pressure applications.
  • Slip-On Flange: Easier to align and weld, suitable for low-pressure systems.
  • Blind Flange: Used to seal the end of a piping system, preventing flow.
  • Socket Weld Flange: Common in high-pressure applications, offering excellent strength.

Conclusion

YUHONG is committed to delivering high-quality pressure vessel components, including the Carbon Steel Channel Cover Flange ASME SA266 Grade 2N, ensuring reliability in your heat exchanger systems.

SA266 Grade 2N Carbon Steel Shell Flange for Heat Exchangers ASME Standard 0

Overall Rating
3.7
Based On Recent Reviews
Rating Snapshot
5
0
4
67%
3
33%
2
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1
0
All Reviews
S
S*r from Germany
Feb 10.2026
The normalized state of these flanges is highly uniform. We found no grain issues during subsequent NDT testing, and they fit the shell perfectly.
R
Robert Miller from 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 from United Arab Emirates
Nov 26.2025
The packaging was very solid; even after long-distance sea freight, there were no dents on the sealing faces.
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