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Tyco Fire Products Brand
Material Specifications
Metallurgical Specifications:
GRINNELL G-FIRE Products are domestically manufactured in our state of the art ductile iron foundry. The applicable material specifications for ductile iron, galvanizing and rubber-injection apply.

Housing / Fitting Specifications:

ASTM A 536 - Standard Specification for Ductile Iron Castings Grade 65-45-12
Tensile Strength, minimum psi - 65,000
Yield Strength, minimum psi - 45,000
Elongated in 2" or 50mm, minimum 12%
ASTM A 153 - Standard Specification for Hot Dip Galvanizing

Gasket Specifications:

Grade ‘A’ EPDM gaskets have a violet color code stripe identification, and conform to ASTM D-2000 for fire protection services for service temperature from -30°F to 150°F (-34°C to 66°C). They are not recommended for hot water services. For dry pipe or freezer systems, use tri-seal Grade ‘E’ gaskets.

Grade ‘E’ EPDM gaskets have a green color code stripe identification and conform to ASTM D-2000 for service temperature from -30°F to 230°F (-34°C to 110°C). They are recommended for hot water not to exceed 230°F (110°C). They are not recommended for petroleum services.

Grade ‘E’ EPDM Tri-Seal gaskets have a green color code stripe identification and conform to ASTM D-2000 for service temperature from -30°F to 230°F (-34°C to 110°C). Recommended dry pipe or freezer systems. They are recommended for hot water not to exceed 230°F (110°C). They are not recommended for petroleum services.

Bolt / Nut Specifications:

Bolts and Nuts: Coupling bolts and nuts are heat treated carbon steel, oval-neck track head bolts and heavy hex nuts, conforming to ASTM A 183 with a minimum tensile strength of 110,000 psi.Bolts and nuts are Zinc electroplated to ASTM B 633.

Paint Specifications:

Orange - non-lead paint (standard)
Red - non-lead paint (optional)
Hot-Dipped, Zinc Galvanized (optional)


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