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Content
Content (en)
Foreword
Introduction
Scope
Normative references
Terms and definitions
Product consistency
Product assembly
Design features
Materials of construction
Requirements
Dimensions
Orifice size
Nominal thread sizes
Flow constant (see 7.2)
Spray angle (see 7.3)
Stress corrosion (see 7.4)
Stress corrosion for copper alloy parts (see 7.4.1)
Stress corrosion for stainless steel parts (see 7.4.2)
Coated nozzles (see 7.5)
Evaporation of wax and bitumen (see 7.5.1)
Resistance to low temperatures (see 7.5.2)
Resistance to high temperature (see 7.5.3)
Resistance to heat (see 7.6)
Vibration (see 7.7)
Impact (see 7.8)
Strength of water dispersing components (see 7.9)
Methods of test
Preliminary examination
Visual examination
Water flow constant (see 6.2)
Spray angle tests (see 6.3)
Stress corrosion tests (see 6.4)
Stress corrosion test with aqueous ammonia solution (see 6.4.1)
Stress corrosion test with a boiling magnesium chloride solution (see 6.4.2)
Tests for nozzle coatings (see 6.5)
Evaporation test (see 6.5.1)
Low-temperature test (see 6.5.2)
High-temperature test (see 6.5.3)
Resistance to heat test (see 6.6)
Vibration test (see 6.7)
Impact test (see 6.8)
Strength of water dispersing components test (see 6.9)
Marking
Nozzles
Manufacturer’s installation instructions
Tolerances (normative)
ICS
13.220.20
Cooperation at DIN
Please get in touch with the relevant contact person at DIN if you have problems understanding the content of the standard or need advice on how to apply it.
