BZ31 Bizweld Fire Resistant Cargo Pants, ARC 2 – Portwest Dual Hazard Protection, Permanent FR Properties, 7 Pockets, UPF50+
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The EN ISO 11612 standard is used to test a garments ability to limit fire spread, and protect against exposed, radiant, convective or contact heat as well as molten metal splashes.
The Alphanumeric codes follow the EN ISO 11612 designates the fabric’s grade in a specified test.
A1 + A2 – This garment passes the Limited Flame Spread test for Surface & Edge ignition.
B1 – This garment can withstand exposure to extreme convective heat for 4-10 seconds before rising above 24°C
C1 – This garment can withstand exposure to extreme radiant heat for 7-20 seconds before rising above 24°C
E2 – This garment can withstand exposure to 120g – 200g of molten iron before deforming the human-like membrane placed under the fabric
F1 – This garment can withstand exposure to contact heat for 5-10 seconds before rising above 24°C