JCM Industrial Fitting Typical Specifications 01 12 2024

Material Specification

JCM 112 Heavy Duty Patch Clamps JCM 113 Multi Band Patch Clamps - sizes 10” – 24” (250-600mm) and larger Band: 18-8 Type 304 Certifiable Prime Stainless Steel Lugs: Ductile Iron ASTM A-536, 60-40-18 Bolts: Corrosion resistant low alloy per ASTM A242, A193 B5, B7. National coarse rolled thread and heavy hex nut. Options: Stainless Steel 18-8 Type 304 or 316 Options: Epoxy Coated low alloy bolts/nuts Gasket:

Virgin Styrene-Butadiene Rubber (SBR) - 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.


Buna-N, EPDM, Viton and other gaskets available.


Corrosion resistant shop coat paint primer.

Options: All 304 or 316 Stainless Steel Construction available. Contact JCM Industries, Inc.


Effective 01.10.2024

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