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Pipe to Pipe Press Coupling
The stainless steel Pipe to Pipe Coupling is a durable, corrosion-resistant fitting designed to securely join two lengths of industrial piping. Ideal for contractors working with fluid or gas systems, this coupling ensures a leak-proof, vibration-absorbing connection without the need for welding or threading. Simply align the pipe ends, insert into the coupling, and press to seal—saving time and labor on-site. Suitable for a wide range of applications including water, steam, air, and chemical systems, this fitting offers a reliable solution for both new installations and repairs in demanding environments.
SKU: S10002

Key Advantages
- Proven Reliability: Simple and robust connection design ensures long-term system performance.
- Fast, Flameless Installation: AP Stainless technology reduces installation and repair time by over 50%, eliminating the need for welding or threading.
- Vibration Absorption: Elastomeric connections accommodate vibration, expansion, and contraction for system stability.
- Corrosion Resistance: Chromium dioxide layer protects against harsh environments.
- Fluid Safety: No risk of contamination to conveyed fluids.
- UV Resistant: No degradation from UV exposure.
- Thermal Stability: Low expansion factor of 16 maintains dimensional integrity under temperature fluctuations.
Size & Connection Options
- Available Sizes: ½” to 10″
Connection Types:
- ½”–4″:
- Quick press installation
- Built-in sealing for gases and liquids
- Extended fitting sleeve ensures pipe alignment
- 5″–10″:
- Quick clamshell connection
- Includes: (2) Union Connectors
- Convex ring allows for full-bore inner diameter
- Concentric sealing ensures a leak-free connection
Material & Seals
- Material: 304 Stainless Steel
- Standard Seals: EPDM for general use
- Optional Seals: FKM for high temperature and chemical resistance
Applications
- Compressed Air & Inert Gases: Especially in corrosive environments and food service operations
- Chemical Processing: Excellent corrosion resistance
- Cooling Systems: Coolers, cooling towers, and chillers (glycol)
- Process Water Systems
- Industrial Oils: Including cutting fluids
- Power Generation Facilities
Certifications
- ASME B31.1 – Power Piping
- ASME B31.3 – Process Piping
- ASME B31.9 – Building Services Piping
- ASTM A312 – Seamless and Welded Austenitic Stainless Steel Pipes
Warranty
All AP Stainless fittings are backed by a 10-year warranty, ensuring long-term value and peace of mind.

Additional information
Weight
0.07 lbs
AP Stainless Outer Dimension
16mm (1/2"), 20mm (3/4"), 25.4mm (1"), 32mm (1-1/4"), 40mm (1-1/2"), 50.8mm (2"), 63.5mm (2-1/2"), 76.1mm (3"), 101.6mm (4"), 133mm (5"), 159mm (6"), 219mm (8"), 273mm (10")
Color
Blue, Silver Metallic
Features
High Flow
Pressure
188 PSI, 1mbar/0.03inhg (Full industrial vacuum), 200 PSI
Connection
Press
Temperature
EPDM -4°F to +248°F
Material
Stainless Steel
AP Stainless Certification
ASME, CE, EN, ISO 14001, ISO 45001, ISO 9001, TS, TUV, UL, ASME B31.1 – Power Piping, ASME B31.3 – Process Piping, ASME B31.9 – Building Services Piping, ASTM A312 – Seamless and Welded Austenitic Stainless Steel Pipes