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About Tricon Sub-Zero
Tricon Sub-Zero
APPLICATION: CO2, LN2, Refrigeration Service Pipe: Carbon steel service pipe shall be standard weight A333 welded or seamless beveled for welding. Copper service pipe shall be Type “K”, hard drawn copper tubing to ASTM B-88 and WWT-799. Straight lengths of piping will be supplied in 20 ft. lengths. Straight lengths of piping will be supplied with 6” of piping exposed at each end for field joint fabrication. Insulation:* The insulation shall be a foamed in place closed cell polyurethane which completely fills the annular space between the carrier pipe and the exterior casing. The insulation shall have the following physical properties: Exterior Casing:** The exterior casing shall be seamless, extruded white PVC Type 1, Grade 1, Class 12454-B per ASTM D-1784 Sub-Assemblies: All fittings, anchors, end seals, other accessories shall be prefabricated or field fabricated dependant upon engineer’s option and/or site conditions. Field Joints: After welding and hydrostatic testing, PVC jacketed straight field joints shall be insulated with polyurethane foam to the thickness specified, PVC sleeve and pressure sensitive tape. Installation: The installing contractor shall handle the piping system in accordance with the directions furnished by the manufacturer and as approved by the architect and engineer. The service piping shall be hydrostatically tested to 1-1/2 times the operating pressure, or as specified in the contract documents. The test shall be maintained for a minimum time of 1 hour. EXERCISE DUE CARE WHEN INSTALLING AND TESTING THE PIPING SYSTEM. System Options: Contact your Tricon representative for available sizes and system options.Overview
SERVICE PIPE: Copper, Stainless Steel, Carbon Steel
INSULATION: Polyurethane Foam
JACKETING: PVC
TEMP: Down to -350°F / -212°C
NOM. LENGTH: 20 Ft. System Specifications
Pipe Size
Minimal Insulation Thickness
PVC Jacket O.D.
PVC Jacket Wall
½”
2.68”
6.12”
.070”
¾”
2.56”
6.12”
.070”
1”
3.43”
8.16”
.070”
1¼”
3.31”
8.16”
.070”
1½”
2.94”
8.16”
.070”
2”
2.94”
8.16”
.070”
2½”
3.69”
10.20”
.070”
3”
3.44”
10.20”
.070”
4”
3.94”
12.24”
.080”
6”
3.94”
14.32”
.100”
Pipe Size
Minimal Insulation Thickness
PVC Jacket O.D.
PVC Jacket Wall
½” + ½”
2.25”
8.16”
.080”
¾” + ¾”
2.08”
8.16”
.080”
1” + 1”
2.58”
10.20”
.100”
1¼” +1¼”
2.42”
10.20”
.100”
1½” + ¾”
2.50”
10.20”
.100”
1½” + 1”
2.42”
10.20”
.100”
1½” + 1½”
2.92”
12.24”
.120”
2” + 1”
2.92”
12.24”
.120”
2” + 1½”
2.75”
12.24”
.120”
2” + 2”
3.25”
14.32”
.140”
2½” + 1½”
3.25”
14.32”
.140”
News archive:
Sub-Zero Pipe System for CO2, LN2, Refrigeration (Mar 22, 2023)
Sub-Zero Pipe System for CO2, LN2, Refrigeration (Nov 26, 2021)
Sub-Zero Pipes from Tricon Piping Systems (Mar 31, 2021)
Sub-Zero Pipe System for CO2, LN2, Refrigeration (Mar 16, 2020)
Sub-Zero Pipe System (Oct 10, 2017)
Sub-Zero Pipe System (Jul 13, 2016)
Tricon Piping Featured Product: Sub-Zero Pipe System (Mar 06, 2015)