7700 Security Rib Bar System

7700 Security Rib Bar System is used in medium to maximum security areas where air flow and audible communications are demanded. 7700 Security Rib Bar System is constructed using Homogeneous T.R. Steel 7/8" or 1' diameter double-rib bar that is available both in non-heat treated or heat treated and certified to ASTM 627 Grade 3 Specifications for the vertical sections. The horizontal flat bars are fabricated using 1/4" x 2", 5/16" x 2 1/4" or 3/8" x 2 1/2" hot rolled steel. Normal placement of this system is at holding cells, cell fronts, corridor cut-off doors and secure passage ways.

 

 

 

Description

7700A Security Rib Bar System - The materials used to construct this Maximum DetentionGRADE product are made from Homogeneous T.R. Steel 7/8" (22.2mm) double rib bar Heat Treated and Certified to ASTM 627 Grade 3 Specifications.

7700B Security Rib Bar System - The materials used to construct this Medium DetentionGRADE product are made from Homogeneous T.R. Steel 7/8" (22.2mm) double rib bar Non-Heat Treated.

7700C Security Rib Bar System - The materials used to construct this Maximum DetentionGRADE product are made from Homogeneous T.R. Steel 1" (25.4mm) double rib bar Heat Treated and Certified to ASTM 627 Grade 3 Specifications.

7700D Security Rib Bar System - The materials used to construct this Medium DetentionGRADE product are made from Homogeneous T.R. Steel 1" (25.4mm) double rib bar Non-Heat Treated.

Standard Features

Fully interlocked rib bar at flat bar intersections

All steel has shop coat primer

Optional Features

-2 Heat-treated horizontal 1/4" x 2" (6.4 x 50.8mm) flat bar and Certified to ASTM-627 Grade 3 Specification

-3 Heat-treated horizontal 5/16" x 2 1/4" (7.9 x 57.2mm) flat bar and Certified to ASTM-627 Grade 3 Specification

-4 Heat-treated horizontal 3/8" x 2 1/2" (9.6 x 63.5mm) flat bar and Certified to ASTM-627 Grade 3 Specification

These units are shipped in sections possibly needing field welding, vertical wall bracing usually requires anchors or bolts (supplied by DEC).

 

ASTM 627 Grade 3 Testing Information

7700A/B 7/8" Rib BarSpecification Sheet

7700C/D 1" Rib Bar Specification Sheet