FIBERBOND® 20C

The FIBERBOND® 20C Fiberglass Piping Series is an ABS approved fiberglass reinforced pipe product with a homogenously electrically conductive wall manufactured by filament winding utilizing epoxy vinyl ester resins and a 20-mil (0.50mm) liner, suitable for design pressures up to 150 psig (10.3 bar) and temperatures up to 150F (65c).  The 20C standard product is available in 1" to 60" (25mm - 1524mm) nominal inside diameters.

Mechanical specifications (moduli, strengths, ASTM codes)

Product Summary – Series 20C

General information (O.D.s, thicknesses, pipe weights, areas)

Support spacing (provides recommended support spacing based on an allowable deflection of 0.5in (13mm) and various allowable stresses from 500 to 1,500psi (3.4 - 10.3MPa))

Vacuum rating (provides vacuum ratings based on ISO14692 & BS7159; also provides equations based on the use of "stiffeners")

General specifications (2-page specification)

Fittings Guide (includes 20C, 110FW, and 20HV-D)

Special Fittings and Examples
Click here to view a PDF file with special fittings and examples.

Pipe and Fittings Weights (now included in the Fittings Guide, but you may also click this link)

VPDMS, PDS, and AutoCAD Catalogs
Catalogs in VPDMS and PDS as well as drawings in AutoCAD are available from Specialty Plastics. This information is not available on this website, but can be obtained by contacting Specialty Plastics via email to or . Be sure to mention which product (20FR-E, 20HV, 20JF, etc.) when requesting this information.

Basic Pipe Supports

Engineering Guide
Our general engineering guide applies to all FIBERBOND® Fiberglass piping products. The guide contains design information on how to deal with expansion, supports, hydraulics, and other engineering issues.

General Installation Specification
Our general installation specification discussing basic inspection, handling & storage, certification, QA, testing, and health & safety.

Recommended Flange Torques
150# / 125# Drilling
Sizes 2" to 24"
Sizes 30" to 54"
Sizes 60" and up

Flange Bolting Details
FRP to FRP Flanges
FRP to Steel Flanges
Full-Face Valves
Wafer Valves

General Bonding Procedures
Our welding booklet has general information on bonding procedures for FIBERBOND® materials using the composite butt weld bonding method.

BPS (Bonding Procedure Specification)
A more detailed BPS (Bonding Procedure Specification) is available from Specialty Plastics. This information is not available on this website, but can be obtained by contacting Specialty Plastics via email to or . Be sure to mention which product (20FR-E, 20JF, 20HV, etc.) when requesting this information.