FM 1521 : 1970
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ANGLE HOSE VALVES
01-12-2014
12-01-2013
INTRODUCTION
REQUIREMENTS
Materials
Sizes
Waterway
Disc
Stem Seal
Operating Handle
Seat Leakage
TESTS
Valve-Body
Stem Seal
Valve Stem Strength
Seat Leakage
MARKING
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