Haihao Group delivers flanges, fasteners, and gaskets for Russian client

At Haihao Group, we understand that the integrity of industrial operations hinges on the quality of every component. We successful dispatch of a comprehensive order of flanges, fasteners, and gaskets destined for a key client in Russia. This shipment, meticulously manufactured to international standards and precise client specifications, underscores our unwavering commitment to reliability and excellence in global supply.

ASME-B16.5-A350-LF2-RF-Blind-Flange

ASME-B16.5-A350-LF2-RF-Blind-Flange

This significant order comprises essential piping components, engineered for demanding applications:

ASME B16.48 Spectacle Blind Flanges & B16.5 Blind Flanges

Our shipment includes a robust selection of ASME B16.48 spectacle blinds (or Spade & Spacer Blinds) and ASME B16.5 blind flanges, all manufactured from ASTM A350 LF2 (and A350 Gr. LF2) material. This low-temperature carbon steel is specifically chosen for its exceptional toughness and suitability in challenging environments, including those requiring resistance to brittle fracture.

The diverse range of sizes and pressure classes ensures versatility for various pipeline configurations:

  • Spectacle Blinds / Spades & Spacers: Ranging from 1/2″ (Class 300 Raised Face) to large 36″ (Class 150 Raised Face), including 2″ Class 600 RTJ.

  • Blind Flanges: Covering sizes from 3/4″ (Class 300 Raised Face) to 16″ (Class 300 Raised Face).

Each flange and blind was precision-machined to conform to ASME B16.48 and B16.5 dimensional tolerances, ensuring perfect fit-up and reliable sealing on site.

ASTM-A193-B7-stud-bolts-with-ASTM-A194-2H-heavy-hex-nuts-and-flat-washers

ASTM-A193-B7-stud-bolts-with-ASTM-A194-2H-heavy-hex-nuts-and-flat-washers

High-Strength Stud Bolts (ASTM A193 B7 / A194 2H)

For secure and leak-proof connections, the shipment incorporates ASTM A193 B7 stud bolts with ASTM A194 2H heavy hex nuts and flat washers. These high-strength fasteners are crucial for maintaining joint integrity under pressure and temperature fluctuations.

  • Specifications: M1675 and M1685 configurations, supplied complete with two nuts and two washers per bolt.

ASME-B16.20-Spiral-Wound-Gasket-with-304-stainless-steel-windings-and-graphite-filler

ASME-B16.20-Spiral-Wound-Gasket-with-304-stainless-steel-windings-and-graphite-filler

ASME B16.20 Spiral Wound Gaskets (304SS + Graphite)

Completing the sealing solution, we’ve supplied ASME B16.20 Spiral Wound Gaskets with 304 Stainless Steel windings and Graphite filler. These gaskets are engineered for resilience, providing excellent sealing performance across a broad range of temperatures and pressures, and offering superior chemical compatibility.

  • Specifications: Available in 1″ Class 300 Raised Face and 2″ Class 300 Raised Face.

Uncompromising Quality and Traceability

At Haihao Group, our commitment to quality is non-negotiable. Every component in this order underwent stringent internal quality control at every stage of production. From raw material sourcing to final dimension checks, our processes ensure full compliance with relevant ASME standard and ASTM standard. Clients receive comprehensive documentation, including Material Test Certificates (MTCs) and detailed dimensional reports, providing complete traceability and assurance of product integrity.

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