JCM Industrial Fitting Typical Specifications 01 12 2024

Material Specification

JCM 474 Mechanical Joint Tapping Sleeve

Body: ASTM A516 Grade 70, ASTM A36 or equal. Options: 304 or 316 Stainless Steel.

Glands: ASTM A-36 Steel. Optional 304 or 316 Stainless Steel.

Bolts: Corrosion resistant, high strength low alloy ASTM A242, A193 B5, B7. Options: A193 B8 304 stainless steel or 316 stainless steel.

Gasket: Virgin Styrene-Butadiene Rubber (SBR) or equal - Compounded for use with water, salt solutions, mild acids and bases. Per ASTM D-2000 M4AA 607. Standard temperature range from -40 o to 150 o F (-40 o to 65 o C) constant, maximum intermittent 180 o F (82 o C). For applications on high temperatures or chemical pipelines, contact JCM Industries Technical Services.

Finish: Heavy coat of corrosion resistant metal primer. Options: Fusion Epoxy Coating available.

Standard Flange: ASME/ANSI B16.5 Class 150, 300, ASTM A105

Optional Flanges - Available Upon Request

ASME/ANSI B16.1 Class 125, 250 ASME/ANSI B16.47 Series A & B, Class 150, 300 Weld Neck, Blind, Slip-on, Reducing, Threaded, Socket Weld, Lap Joint, Angle Face, Van Stone Concentric and Eccentric Flanges Other Flanges available upon request

Information provided based on current data available. Contact JCM Industries Technical Services for modifications or changes.


Effective 04.25.14

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