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BEST PIPELINE EQUIPMENT CO.,LTD

  • China,Suzhou ,Jiangsu
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China X2CrNiMo17-12-3 1.4432 Marine Grade Stainless Steel Welding Neck Flange EN1092
China X2CrNiMo17-12-3 1.4432 Marine Grade Stainless Steel Welding Neck Flange EN1092

  1. China X2CrNiMo17-12-3 1.4432 Marine Grade Stainless Steel Welding Neck Flange EN1092
  2. China X2CrNiMo17-12-3 1.4432 Marine Grade Stainless Steel Welding Neck Flange EN1092

X2CrNiMo17-12-3 1.4432 Marine Grade Stainless Steel Welding Neck Flange EN1092

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Product Specification

High Light X2CrNiMo17-12-3 Welding Neck Flange ,1.4432 Stainless Steel Flange ,Marine Grade EN1092 Flange
X2CrNiMo17-12-3 EN 10222-5 1.4432 Marine Grade Stainless Flange EN1092

1.4432 is a stainless steel grade designation (EN/DIN) for an austenitic stainless steel very similar to 316L, but improved for enhanced corrosion resistance, particularly in chloride environments.

Chemical Composition
Element Composition (%)
Carbon (C)≤ 0.030
Silicon (Si)≤ 1.00
Manganese (Mn)≤ 2.00
Phosphorus (P)≤ 0.045
Sulfur (S)≤ 0.015
Chromium (Cr)17.0 – 18.0
Nickel (Ni)12.5 – 13.5
Molybdenum (Mo)2.5 – 3.0
Nitrogen (N)0.10 – 0.17
Iron (Fe)Balance
Key Element Functions
  • High Chromium (17–18%): Forms a stable, protective chromium oxide film for foundational stainless behavior and general corrosion resistance.
  • Nickel (12.5–13.5%): Stabilizes the austenitic structure, improving toughness, formability, weldability, and corrosion resistance.
  • Molybdenum (2.5–3.0%): Significantly enhances resistance to pitting and crevice corrosion in chloride-containing environments.
  • Low Carbon (≤ 0.03%): Reduces risk of carbide precipitation during welding, maintaining corrosion resistance in heat-affected zones.
  • Nitrogen (0.10–0.17%): Increases strength, improves pitting corrosion resistance, and helps maintain austenitic structure.
Typical Applications
  • Chemical and pharmaceutical equipment
  • Food and beverage processing
  • Components exposed to chlorides (marine and offshore applications)
  • High-hygiene and high-corrosion-resistance environments
  • Tanks, pipes, heat exchangers, and process equipment
Material Selection Guidance

When selecting materials for specific applications:

  • Verify exact composition and tolerance ranges from the steel mill's datasheet
  • Compare 1.4432 with related grades like 1.4404 (316L) and 1.4435 for especially aggressive chloride or acid environments

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other

  • Year Established:

    2010

  • Total Annual:

    1000000-5000000

  • Employee Number:

    116~209

  • Ecer Certification:

    Verified Supplier

Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation. The C... Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation. The C...

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  • BEST PIPELINE EQUIPMENT CO.,LTD
  • China Factory : Suzhou Industrial Park, JiangSu Province,China
  • https://www.alloysteelseamlesspipe.com/

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