Galvanized Flanges

Galvanized Flanges

Galvanized flanges are essential components used in various industries, including construction, plumbing, and industrial applications. They are typically made from steel and coated with a layer of zinc to protect against corrosion, ensuring long-lasting durability and resistance to harsh environmental conditions.

Gnee is committed to delivering products that exceed customer expectations. Our galvanized flanges undergo rigorous testing and quality control processes to ensure they meet the highest standards. We continuously invest in advanced manufacturing technologies and employee training to maintain our position as a leader in the steel industry.

  • ASTM A53/A53M
  • ASTM A106
  • JIS G3452
  • ASTM A36
  • ASTM A105
  • DIN 2440
  • ASTM
  • ASME
  • DIN
  • GB
  • JIS
  • BS

Size: 1/2″ up to 48″

  • Cold Rolled
  • Hot Rolled, etc.

Available, welcome to consult

A) Packaging Details: Load securing techniques, such as lashing and bracing, are employed to ensure the bundles remain stable during transit or as required.
B) Delivery Time:30-50 days, 7 days for stock goods.
C) Loading Port: Shanghai, Tianjin, Qingdao.
D) Offer Ability:5000MT/Per Month.
E) MOQ:1 piece.

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What are the different types of Galvanized Flanges?

Gnee provides customization options for our galvanized flanges to meet specific project requirements. We ensure all our flanges adhere to international standards such as ASME, ANSI, DIN, and JIS, ensuring the highest quality and safety standards.

Parameters Of galvanized pipe flange

SizeDN15-DN2200 (DN2000)
CertificationTUV ISO9001, CE, PED 4.3-97/2/EC, KS, EN10204 3.1
Steel Raw Material of FlangesCarbon Steel: P245GH (1.0352), P250GH (1.0460), P265GH, S235JR (1.0038), 1.0036, Q235B, C22.8(1.0460), RST37.2 (1.0038), A105;
Stainless Steel, F304, F316, F304L (1.4306), F316L (1.4404).
Anti-Rust of FlangesHot Dipped Galvanizing, etc
Marking of FlangesMarking any words and Logo from the buyer’s request on flanges 
Inspection of FlangesDimension inspection, UT inspection, Spectrograph inspection, Roughness inspection, Chemical Composition Analysis, Mechanical Property Analysis, etc
Packing of FlangesPlywood Pallet, Plywood Case, Plywood Box, European Standard Pallet
Flanges ShipmentBy Sea From Qingdao Port; By Express for small quantities or samples by DHL, TNT
Flanges Quality GuaranteeFree Replacement for question flanges with next order.
ElementASTM A105 (%)ASTM A36 (%)
Carbon (C)0.35 max0.25 – 0.29
Manganese (Mn)0.60-1.050.80 – 1.20
Phosphorus (P)0.035 max0.04 max
Sulfur (S)0.040 max0.05 max
Silicon (Si)0.10-0.350.15 – 0.40
Copper (Cu)0.20 max
PropertyASTM A105 (Forged Carbon Steel)ASTM A36 (Structural Carbon Steel)
Tensile Strength (MPa)485 min400 – 550
Yield Strength (MPa)250 min250 min
Elongation (%)22 min20 min
Hardness (HB)187 max133 max
Advantages of galvanized floor flange

The zinc coating provides a protective barrier against corrosion, significantly extending the lifespan of the flanges even in harsh environments such as marine, industrial, and outdoor settings.

Galvanized flanges are highly durable due to their resistance to rust and corrosion. This makes them suitable for long-term use without significant degradation, reducing the need for frequent replacements.

The long lifespan and low maintenance requirements of galvanized flanges result in lower overall costs compared to other types of flanges that may require more frequent maintenance and replacement.

Various types of galvanized flanges, such as slip-on, threaded, and weld neck flanges, offer flexible installation options. This makes them easy to install and align, saving time and labor costs.

Galvanized flanges provide strong and reliable connections in piping systems, ensuring leak-proof joints and maintaining the integrity of the system.

  • Piping Systems
  • Construction
  • Power Plants
  • Automotive Industry
  • HVAC Systems
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