Kasugai Shanghai Co., Ltd.
                                                                                                           
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ASTM A182 Alloy Steel Slip On Flange 1/2" to 24" Size Range 150-2500 Pressure Class Corrosion Resistant

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 30 - 60 working days
Brand: Kasugai
Product Description
Alloy Steel Slip On Flange Overview
ASTM A182 F1, F5, F9, F11, F12, F22, F91 alloy steel slip on flanges manufactured to ANSI B16.5/B16.47 standards. These corrosion-resistant pipe fittings deliver exceptional performance in demanding industrial applications requiring high temperature and pressure resistance.
Key Specifications
ParameterSpecifications
Size Range1/2" to 24"
Pressure Class150, 300, 400, 600, 900, 1500, 2500
ThicknessSch10S to Sch160
StandardsASME/ANSI B16.5/B16.47, JIS B2220
TypeSlip On Flange (SO)
Material Composition
Alloy steel flanges contain strategic elements including molybdenum, manganese, nickel, chromium, vanadium, silicon, and boron to achieve superior mechanical properties.
GradeSteel NameCMnSiPSCrMo
ASTM A182 F1C-0.5Mo0.15 max0.3-0.60.50.030.034-60.44-0.65
ASTM A182 F55Cr-0.5Mo0.15 max0.3-0.60.5-1.00.030.034-60.44-0.65
ASTM A182 F99Cr-1Mo0.15 max0.3-0.60.5-1.00.030.038-100.9-1.1
ASTM A182 F111.25Cr-0.5Mo-Si0.5-0.150.3-0.60.5-1.00.030.031.0-1.50.44-0.65
ASTM A182 F121Cr-0.5Mo0.15 max0.3-0.60.50.030.034-60.44-0.65
ASTM A182 F222.25Cr-1Mo0.5-0.15 max0.3-0.60.50.030.034-60.44-0.65
ASTM A182 F91High Chromium0.15 max0.3-0.60.5-1.00.030.038-100.9-1.1
Application Features
High Corrosion Resistance
Ideal for water lines, oil and gas systems, chemical plants, and food production facilities
Temperature & Pressure Performance
Withstands extreme temperature variations and high-pressure conditions
Space-Efficient Design
Shorter length than weld neck flanges for tight spaces and short tie-ins
Cost-Effective Solution
Lower initial cost compared to weld neck flanges for moderate pressure services
Quality Assurance
  • Comprehensive testing including direct-reading spectrograph analysis
  • Hydrostatic testing and 100% radiography inspection
  • Third-party certification and material documentation
  • Multiple coating options: anti-rust paint, galvanized, zinc plated
Slip On Flange Design
SO flanges feature an inner diameter slightly larger than the pipe outer diameter, allowing easy pipe insertion. Connection is secured through fillet welding at both top and bottom of the flange interface, providing reliable joint integrity for industrial piping systems.
Alloy steel slip on flange installation and welding diagram showing pipe connection method Manufacturing process of alloy steel slip on flanges showing production stages

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Company Kasugai Shanghai Co., Ltd.
Location Rm.8415, Bldg. A8, No. 808 Hongqiao Road, Xuhui District, Shanghai 200030, Chia
Contact Person Chovy kasugai

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