• ASTM F1138-98(2014)

ASTM F1138-98(2014)

Standard Specification for Spray Shields for Mechanical Joints

ASTM International, 02/01/2014

Publisher: ASTM

File Format: PDF

$32.00$64.00


Published:01/02/2014

Pages:7

File Size:1 file , 160 KB

Note:This product is unavailable in Russia, Ukraine, Belarus

1.1 This specification describes the manufacturing requirements for spray shield stock and the fabrication and installation requirements for spray shields made from that stock.

1.1.1 Sections 2 - 14 address the manufacturing requirements for the spray shield stock. Annex A1 addresses the fabrication and installation requirements for the spray shields.

1.1.2 Fig. 1 shows the typical construction of a spray shield. Figs. 2-6 show methods of installation of a spray shield on various mechanical joints.

 Spray Shield Construction (Typical)
FIG. 1 Spray Shield Construction (Typical)
 Installation of Butterfly Valve Shield
FIG. 2 Installation of Butterfly Valve Shield
 Spray Shield for Pump Inlet Head
FIG. 3 Spray Shield for Pump Inlet Head
 Spray Shield for Simplex Strainer
FIG. 4 Spray Shield for Simplex Strainer
 Spray Shield for Butterfly Valve
FIG. 5 Spray Shield for Butterfly Valve
 Spray Shield for Valve Bonnet
FIG. 6 Spray Shield for Valve Bonnet

1.2 The shields are intended for use around mechanical joints (flanged, bolted unions, and so forth) in liquid piping systems to prevent the impingement of flammable liquid on hot surfaces or fluids onto electrical switchboards and components resulting from a leak in the mechanical joint.

1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

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