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Zhejiang Yuhao Stainless Steel Co., Ltd

  • China,Wenzhou
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China Stainless Steel Plate Flange RF Raised Face with ASTM A182 F316 Material and
China Stainless Steel Plate Flange RF Raised Face with ASTM A182 F316 Material and

  1. China Stainless Steel Plate Flange RF Raised Face with ASTM A182 F316 Material and

Stainless Steel Plate Flange RF Raised Face with ASTM A182 F316 Material and

  1. MOQ: 10 Pieces
  2. Price: USD 5-55 / Piece
  3. Get Latest Price
Supply Ability 25000 Pieces per Month
Delivery Time 5 working days for stock, 15-30 days for production
Size Range DN15-DN600 (1/2 inch-24 inch)
Packaging Details Plywood case with polyethylene waterproof film, seaworthy export-grade packing
Manufacturing Process Forged
Standard ANSI B16.5, ASME B16.47, EN 1092-1, DIN 2526
Surface Treatment Anti-rust Oil, Pickled, Passivated, Polished
Payment Terms T/T,L/C,PayPal,Western Union
Sealing Surface Serrated finish 125-250 AARH, raised face 1.6mm
Facing Type RF (Raised Face)
Pressure Rating Class 150, Class 300, Class 600
Material ASTM A182 F316, F316L
Model Number PLF-RF-300
Place of Origin Zhejiang, China
Brand Name YUHAO
Certification ISO 9001:2015

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 25000 Pieces per Month Delivery Time 5 working days for stock, 15-30 days for production
Size Range DN15-DN600 (1/2 inch-24 inch) Packaging Details Plywood case with polyethylene waterproof film, seaworthy export-grade packing
Manufacturing Process Forged Standard ANSI B16.5, ASME B16.47, EN 1092-1, DIN 2526
Surface Treatment Anti-rust Oil, Pickled, Passivated, Polished Payment Terms T/T,L/C,PayPal,Western Union
Sealing Surface Serrated finish 125-250 AARH, raised face 1.6mm Facing Type RF (Raised Face)
Pressure Rating Class 150, Class 300, Class 600 Material ASTM A182 F316, F316L
Model Number PLF-RF-300 Place of Origin Zhejiang, China
Brand Name YUHAO Certification ISO 9001:2015
High Light Plate Flange RF Raised Face ,Raised Face Sealing Surface ,Industrial Plate Flange RF
Stainless Steel Plate Flange RF Raised Face ASTM A182 F316 ANSI B16.5 Class 300 Sealing Surface
Product Overview

Our stainless steel RF (Raised Face) plate flanges are forged from ASTM A182 F316 stainless steel for enhanced corrosion resistance in aggressive environments. The raised face sealing surface concentrates gasket compression onto a defined raised area (typically 1.6mm for Class 300), achieving higher sealing pressure with less bolt torque compared to flat face alternatives. This ANSI B16.5 Class 300 rated design is the industry standard for medium-pressure applications across chemical processing, oil and gas, and industrial fluid handling.

Key Features - Facing Type & Sealing Surface
  • RF Raised Face Configuration: The 1.6mm raised face concentrates bolt load onto a precisely defined gasket seating area, creating higher unit sealing pressure for reliable leak-free performance at Class 300 pressure ratings
  • Serrated Finish Surface: Concentric or spiral serrated phonographic finish (125-250 AARH) on the raised face provides superior gasket grip, preventing blowout and ensuring consistent seal integrity under thermal cycling
  • F316 Molybdenum-Bearing Steel: 2-3% molybdenum content delivers superior pitting and crevice corrosion resistance, making this flange suitable for chloride-rich, marine, and chemical environments
  • Class 300 Pressure Range: Engineered for medium-pressure service with full compliance to ASME B16.5 pressure-temperature tables for reliable performance at elevated temperatures
  • Universal Compatibility: RF facing is the most widely specified flange facing type globally, ensuring compatibility with standard ring-type gaskets and RF mating flanges across all major standards
Applications
  • Chemical processing plant medium-pressure transfer lines
  • Petrochemical refinery utility piping
  • Marine and offshore platform seawater systems
  • Industrial gas and compressed air distribution
  • Pharmaceutical clean utility piping
  • Power generation auxiliary cooling systems
Quality Assurance

ISO 9001:2015 certified facility. Each flange undergoes PMI verification, dimensional inspection, surface roughness measurement, and visual examination. EN 10204 3.1 certificates and third-party inspection by SGS/BV/TUV available.

Product Images
Stainless Steel RF Raised Face Flange - Front View Stainless Steel RF Raised Face Flange - Side Profile Stainless Steel RF Raised Face Flange - Sealing Surface Detail

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller

  • Year Established:

    2018

  • Total Annual:

    40000000-41000000

  • Employee Number:

    170~200

  • Ecer Certification:

    Verified Supplier

Yuhao Stainless Steel: Your Trusted Partner in Industrial Pipe Fittings   Company Overview Since its establishment in 2018, YuHao Stainless Steel has remained steadfast in its commitment to excellence. Today, we stand as a specialized manufacturer of industrial pipe fittings, seamlessl... Yuhao Stainless Steel: Your Trusted Partner in Industrial Pipe Fittings   Company Overview Since its establishment in 2018, YuHao Stainless Steel has remained steadfast in its commitment to excellence. Today, we stand as a specialized manufacturer of industrial pipe fittings, seamlessl...

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Get in touch with us

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  • Zhejiang Yuhao Stainless Steel Co., Ltd
  • NO.81, LIUZHAI SECTION, LUODONG SOUTH ROAD, YONGZHONG STREET, LONGWAN DISTRICT, WENZHOU, CHINA
  • https://www.sspipe-fittings.com/

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