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1.8845 Steel Number Forged Welding Neck Flange Lwn L697MM Industrial Pipe Fitting Components for Heavy Duty Applications
Product Overview
The Welding Neck Flange is a high-quality component designed for secure and reliable connections in industrial piping systems. Forged for exceptional strength and durability, this flange is engineered to meet demanding environments where safety and performance are critical.
Available in two flange face types: Raised Face (RF) for enhanced sealing capability in high-pressure scenarios, and Flat Face (FF) for flexible application requirements.
Operating temperature range: -29°C to 425°C (-20°F to 797°F), ensuring reliable performance in both low-temperature and high-temperature environments with thermal fluctuations.
Technical Specifications
Flange Type
RF, FF
Manufacturing Technics
Forged
Steel Type
Weld-neck Collar
Steel Number
1.8845
Material
Carbon Steel
Packing
Wooden Case
Pressure Rating
PN2.5 – PN160
Weight
Varies By Size And Material
China Material
X2CrNiMoN22-5-3
Standards Compliance
EN 1092-1 Type 11 Weld Neck Flange — P265GH (1.0425) PN16 Raised Face
P355GH Slip-On Flange EN 1092-1 Type 21 PN40 Raised Face
X10CrMoVNb9-1 (F91) Weld Neck Flange EN 1092-1 PN160
EN 1092-1 PN100 Weld Neck Flange (42CrMo4 / High Strength material)
Industrial Applications
Essential for high-pressure and high-temperature applications across multiple industries:
Oil and gas pipelines and refineries
Petrochemical processing plants
Power generation and boiler systems
Chemical processing facilities
Steam, water, oil, and gas transport systems
Features weld-end preparation for flanges type 35, ensuring secure, leak-proof connections in critical piping systems.
Customization Options
Our Welding Neck Flange is fully customizable to meet specific project requirements:
Length (Lwn): 697MM standard with custom lengths available
Material options: China material X2CrNiMoN22-5-3 with excellent corrosion resistance
EN 1092-1 Stainless Steel Flange Set options (1.4404, 1.4541, 1.4571 materials)
1.4404 EN 1092‑1:2018 Weld Neck Flange (316L) compliant with latest standards
Weld-end preparation for flanges type 35 for precise connections
Technical Support & Services
Comprehensive support services to ensure optimal performance:
Detailed installation guidelines and maintenance procedures
Expert technical advice on flange selection and compatibility
Quality assurance including material certification and dimensional inspection
Pressure testing and performance validation
Training sessions and technical documentation
Custom solutions and modifications for unique project requirements
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...