DIN 54837 Fire Testing - Burning behavior
DIN 54837 Fire Testing - Burning behavior
DIN 54837 Burning behavior fire testing - Standard
DIN 54837 Testing of materials, small components and component sections for rail vehicles - Determination of burning behavior using a gas burner
DIN 54837 Burning behavior fire testing - Brief
DIN 5510-2 determinate the fire classification of railway vehicle material and structure by burning behavior, smoke density, dropping behavior and toxic.
Fire test to railway components－structure（seal, flooring, wall）
- Test Method: DIN 54837
- Classification: S2-S5, ST1-ST2, SR1-SR2
DIN54837 Burning behavior fire testing – Classification
- S2-S5 Burning Class
|
Burning Class
|
S2
|
S3
|
S4
|
S5
|
|
Destroy length
|
≤30 cm
|
≤25 cm
|
≤20 cm
|
0 cm
|
|
Afterflame
|
Extinguish
after test
|
Afterflame
≤100s
|
Afterflame
≤10s
|
Afterflame
=0s
|
- ST1-ST2 Drop Class
|
Drop Class
|
ST1
|
ST2
|
|
Dropping
|
Yes, Afterflame >20 s
|
Not drops
|
- SR1-SR2 Smoke Class
|
Smoke Class
|
SR1
|
SR2
|
|
Smoke
|
Int. ≤ 100 %*min
|
Int. ≤ 50 %*min
|
Note: Smoke toxic test according new version DIN 5510-2:2009:05, DIN EN ISO 5659-2, Smoke toxic test (toxicity measured with FTIR): FED<1
DIN54837 Burning behavior fire test - Reference Standard
- DIN5510-2 : Preventive fire protection in railway vehicles; Part 2: Fire behaviour and fire side effects of materials and parts, classification, requirement and test methods
- DIN 53438-1 Testing of combustible materials; response to ignition by a small flame; general data
- DIN 53438-2 Testing of combustible materials; response to ignition by a small flame; edge ignition
- DIN 53438-3 Testing of combustible materials; response to ignition by a small flame; surface ignition
- DIN EN ISO 5659-2: Smoke generation -- Part 2: Determination of optical density by a single-chamber test
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