ORFA Industrial

58% off

100TONG RK-001 Grooved Rigid Coupling 4″

Original price was: $28.00.Current price is: $11.76.

Ductile iron grooved rigid coupling with an EPDM gasket for secure pipe connections. It resists high pressure and temperatures from -50°C to +150°C. The rigid body prevents axial misalignment in fire protection and industrial water lines.

Availability: In stock

SKU: XY001114 Category: Brand:
FIRE PROTECTION / INDUSTRIAL PIPING

100TONG RK-001 Grooved Rigid Coupling 4″

Rigid, pressure-tight pipe connections built for demanding fire safety and process lines.

The 100TONG RK-001 Grooved Rigid Coupling delivers a safe connection solution with high pressure and temperature resistance. In addition, it mounts easily on grooved pipes, and its rigid structure prevents axial misalignment. Consequently, compliance with ISO 6182 and UL 213 standards makes it a preferred choice in fire safety systems, operating from -50°C to +150°C.

The body is made of GGG 40.3 ductile iron, providing high impact and corrosion resistance. Moreover, the EPDM gasket keeps its flexibility across the -50°C to +150°C range. Therefore, the rigid design resists vibration and misalignment while the maximum application pressure reaches 300 psi (20.7 bar) with high sealing performance.

100TONG RK-001 Grooved Rigid Coupling — Technical Specifications

Model
100TONG RK-001
Size
4″ (DN100)
Body Material
GGG 40.3 Ductile Iron
Gasket Material
EPDM (Ethylene Propylene Diene Monomer)
Working Temperature
-50°C / +150°C
Standards
ISO 6182, UL 213
Application Pressure
300 psi (20.7 bar) max.

This coupling is used particularly in fire sprinkler systems and industrial water lines. Furthermore, it is preferred in mining and petrochemical facilities for high-pressure water transport. As a result, its high sealing performance lowers operating costs and installation is fast and practical.

Key Advantages

  • GGG 40.3 ductile iron body provides high impact and corrosion resistance
  • EPDM gasket maintains flexibility from -50°C to +150°C
  • Rigid structure prevents vibration and misalignment, increasing system safety

Applications

  • Main pipe connections in fire sprinkler and hydrant systems
  • Industrial cooling water and process piping lines
  • High-pressure water transport in mining and power plants

In conclusion, the 100TONG RK-001 Grooved Rigid Coupling offers reliable connections under harsh industrial conditions. ORFA supplies worldwide and provides technical support, having served as an authorized distributor since 1985. Contact us for orders and information.

ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.

Your Reliable Partner in Industrial Flow Technologies

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