42
Ensemble or
Element
Performance
Requirement
Test Method
Requirement
Result
External
fitting
External fitting
installation effect
on integrity
ASTM F1052
(Section 8.2)
Ending suit
pressure
>
80 mm
water gauge
102 mm
External fitting
pullout strength
Section 8.13
Strength >1000 N
Scott 4240 N
Dräger 4271 N
Interspiro 2822 N
Survivair > 3249 N
MSA Dual
Purpose 4049 N
AlphaTec
®
(TRELLCHEM
®
)
Ventilation 4075 N
Suit material
Flame
resistance
ASTM F1358
(Section 8.7)
Afterflame
<
2 seconds
N/A
No melting or
dripping
Pass
Burst strength
ASTM D751
(Section 8.10)
Strength >200 N
1137 N
Puncture
propagation tear
resistance
ASTM D2582
(Section 8.11)
Tear resistance
>49 N
M 66.6 N
XM 77.4 N
Cold temperature
performance
ASTM D747
(Section 8.12)
Bend moment
<
0.057 Nm
M 0.006 Nm
XM 0.012 Nm
Suit seam
Breaking strength
ASTM D751
(Section 8.22)
Strength
>67 N/25 mm
550 N/25 mm
Suit closure
Chemical
penetration
resistance
ASTM F903
(Section 8.23)
No penetration of
15 liquid chemicals
Pass
Breaking strength
ASTM D751
(Section 8.22)
Strength
>67 N/25 mm
220 N/25 mm
Visor material Flame
resistance
ASTM F1358
(Section 8.7)
Afterflame time
<
2 sec
N/A
No melting or
dripping
Pass
Visor high-mass
impact
resistance
Section 8.29
No full-thickness
cracks, holes, or
fractures
Pass