Standards Behind Every Garment
Every ARMURA uniform is manufactured under verified international standards, built to protect your team in the most demanding environments.
NFPA 2112 — Sudden Flash Fire
Certified protection against the risk of sudden flash fire exposure.
The NFPA 2112 standard sets the minimum design, construction, and evaluation requirements for flame-resistant garments. It ensures the fabric and components won't melt, drip, or continue burning, minimizing body burns in the event of a sudden fire in the work area.
- Mitigate the extent and depth of thermal injuries to the body.
- Self-extinguish the fabric flame immediately once the heat source is removed.
- Ensure the thermal stability of trim components (zippers, buttons).
- Preserve the structural integrity of the personal protective equipment during exposure.
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Aramida 4,5 Oz (Inherent Fabric) · Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
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Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
Does any thick 100% cotton garment protect me the same as an NFPA 2112-certified garment?
No. Regular cotton, while it doesn't melt, can ignite quickly and keep burning against the skin. NFPA 2112-certified garments use flame-resistant technology that makes the fabric self-extinguish immediately once away from the flame, giving you time to escape without severe burns.
NFPA 70E: Electrical Arc Flash
Comprehensive regulatory standard to protect personnel from electric shock and arc flash exposure.
This consensus standard sets occupational safety protocols and defines Personal Protective Equipment (PPE) categories based on the incident energy calculated on site. Garments made to these parameters prevent fatal injuries from the extreme thermal radiation generated by electrical failures.
- Thermally shield the worker from the extreme heat energy radiated by an electric arc.
- Prevent ignition of clothing from the shock wave and thermal radiation.
- Classify the protective barrier level using PPE Risk Categories.
- Provide a quantifiable safety framework for working near energized panels and cells.
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Aramida 4,5 Oz (Inherent Fabric) · Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
How do I determine which flame-resistant clothing category the standard requires for my workers?
You need to conduct an arc flash study at your facility to calculate the incident energy. That calorie value will determine the exact protection category (Categories 1 to 4) required for your coveralls.
EN ISO 11612: Heat and Flame Protection
High-performance technical specification for garments shielding against convective heat, radiant heat, and flame contact.
The international EN ISO 11612 standard sets performance parameters for flexible flame-resistant textiles. It ensures flame spread is prevented and shields the worker from multiple stress sources, including accidental splashes of molten metal.
- Block the transmission of convective and radiant thermal energy to the wearer's skin.
- Prevent flame front spread after direct, accidental contact with fire.
- Repel molten metal splashes, minimizing the risk of fabric perforation.
- Preserve the mechanical and dimensional resistance of the coverall under prolonged thermal exposure.
- Withstand intensive industrial laundering cycles while retaining its original protective performance.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
If the coverall blocks radiant heat, does it matter what my workers wear underneath?
Yes, it's a critical safety factor. Your workers should wear only natural-fiber (such as 100% cotton) or flame-resistant base layers. If they wear synthetic fabrics like polyester or nylon underneath, residual radiant heat could melt those synthetic garments directly onto their skin, causing severe burns.
EN ISO 11611: Welding Protection
Certified protection against small molten metal spatter, brief flame contact, and radiant heat generated by electric arcs.
EN ISO 11611 sets the safety requirements for garments used in welding, oxy-fuel cutting, and allied processes. It protects the wearer by inhibiting flame spread and mitigating radiant heat transfer during extended work with metals at high temperatures.
- Contain flame spread when sparks or direct fire accidentally reach the garment.
- Prevent fabric perforation on contact with incandescent metal spatter.
- Reduce the transfer of radiant heat from the electric arc or torch toward the worker's skin.
- Split protection into two levels (Class 1 and Class 2) to match manual welding or thermally demanding methods.
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Aramida 4,5 Oz (Inherent Fabric) · Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
Does this welding clothing also protect me from an electric shock?
No. This garment only insulates against brief accidental contact with the low-voltage circuits of welding machines; it is not designed as PPE for work on medium- or high-voltage networks.
IEC 61482-1-1: Open Arc Test
Radiometric test protocol to quantify the thermal performance value of textile substrates against electric arc exposure (ATPV/EBT).
This guideline defines the laboratory test method for determining a textile's thermal attenuation capacity. It empirically quantifies the exact energy limit the coverall can withstand before the wearer reaches the critical threshold for second-degree burns.
- Quantify the fabric's thermal attenuation limit using measurable parameters (cal/cm²).
- Absorb and dissipate the extreme radiant energy of an open arc, protecting the skin.
- Ensure immediate self-extinguishment of textile substrates after an electrical arc flash.
- Enable multi-layer system configurations to achieve superior thermal insulation in the field.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
If I buy a coverall certified under IEC 61482-1-1, do I already meet what NFPA 70E requires?
These standards complement each other. IEC governs the lab method that certifies how resistant the fabric is, while NFPA 70E is the workplace safety rule that requires you to use that certified clothing at your facility.
EN 1149-5: Antistatic Properties
Technical regulation for electrostatic charge dissipation aimed at preventing ignition in explosive atmospheres (ATEX).
This standard sets design and performance specifications for electrostatic dissipative clothing. It is mandatory in environments with a risk of gas or dust deflagration, ensuring that charge buildup in the garment doesn't result in disruptive discharges or incendiary sparks.
- Mitigate the likelihood of electrostatic discharge (sparks) from fabric friction.
- Ensure operational safety for workers in classified explosion-risk areas.
- Continuously and safely dissipate the body's static charge to ground.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
Does wearing this coverall alone eliminate any static spark risk at my gas facility?
It's not enough on its own. For the coverall to properly discharge static, the worker must also wear antistatic safety footwear and stand on a conductive or dissipative floor.
ASTM F1930: Simulated Flash Fire Exposure
Full-scale mannequin thermal characterization test that evaluates the predicted percentage of body burns.
This advanced laboratory protocol uses a sensor-equipped mannequin to simulate exposure to a standardized flash fire. It evaluates the thermodynamics of the entire coverall (fabrics, seams, closures, and fit) to objectively predict the location and severity of burns.
- Quantitatively predict the exact percentage of thermal injury and survivability for the wearer.
- Evaluate the combined performance of all coverall components during a real fire.
- Ensure fabric thermal shrinkage doesn't leave skin exposed during the flash fire.
- Mitigate harmful heat transfer through uninsulated metal zippers and buttons.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
What's the point of testing the garment on a mannequin if the fabric is already flame-resistant?
Because excellent fabric can still fail if the garment is poorly designed. This test ensures elements like seams, elastics, or closures don't melt or open gaps as they shrink from the fire.
ASTM F1959: Arc Thermal Performance (ATPV)
Instrumental test method to determine heat transfer rate and electric arc performance value.
This American standard provides the empirical technical basis for quantifying the radiant energy attenuation of flame-resistant coveralls. Through calibrated arc discharges, it establishes the exact energy limit that ensures the prevention of second-degree burns in the worker.
- Quantify the material's thermodynamic protection index, expressed in cal/cm² (ATPV).
- Determine the maximum radiant energy threshold before structural breakdown of the fabric (EBT).
- Classify the thermal protection level for proper equipment assignment based on the assessed risk.
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
The technical data sheet shows a nominal ATPV value. How do I interpret this operationally?
It represents the quantified protection limit. It indicates the exact amount of thermal heat energy the textile can block before the skin experiences burns, allowing it to be categorized for the assessed risk.
ASTM D6413: Flame Self-Extinguishment
Vertical flammability test for fabrics to determine afterflame time, afterglow, and char length.
This is the baseline quality-control test evaluating how coverall textile substrates react to direct flame exposure. It monitors and certifies the material's intrinsic ability to stop combustion on its own.
- Extinguish the flame on its own in under 2 seconds once the heat source is removed.
- Limit fabric char length to prevent fire from reaching the base layer clothing.
- Prevent polymer melting and dripping, which cause skin adhesion and severe burns.
- Ensure consistent primary flame-resistant behavior batch after batch.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
If the coverall meets this ASTM D6413 standard, can I use it for flash fire risk in oil operations?
No. This standard only certifies that the fabric won't propagate flame if it ignites at one point. For greater risks such as a flash fire on platforms or refineries, you need a coverall with a higher-level certification such as NFPA 2112.
AS/NZS 4399: Ultraviolet Protection (UPF)
Global radiometric standard for quantifying and classifying a textile's UV radiation blocking capacity.
This standard scientifically classifies substrates by assigning them an Ultraviolet Protection Factor (UPF). It is a key preventive measure in our outdoor work coveralls against cumulative photodamage, sun exposure, and skin cancer risk.
- Block more than 97% of incident UV (UVA/UVB) spectral irradiance on the skin (UPF 50+).
- Prevent severe erythema and sunburn in personnel with prolonged exposure.
- Preserve UV shielding effectiveness even after degradation from dust and repeated washing.
- Reduce physiological fatigue caused by direct sun exposure in open-air operations.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
Why buy UPF-certified clothing if my thick cotton shirts already block the sun?
Because visual shade doesn't equal protection. The fibers in a regular shirt let a significant amount of invisible UV radiation pass through the weave. UPF-certified fabric guarantees, through testing, real blocking of those harmful rays.
EN ISO 20471: High Visibility
Certified protection for industrial workwear designed to keep the worker visible in environments with vehicle traffic or moving machinery.
EN ISO 20471 sets the technical requirements for the surface area and placement of fluorescent and retroreflective materials in workwear. Applied to industrial coveralls, it is key to ensuring the worker is spotted quickly from a distance, day or night, reducing the risk of being struck in areas with constant equipment or vehicle movement.
- Keep the wearer visible throughout the entire work shift.
- Resist degradation of the fluorescent material after repeated sun exposure and industrial laundering.
- Reflect artificial light efficiently back toward its source through high-performance retroreflective bands.
- Ensure optimal visual contrast between the protective garment and the surrounding environment.
Armura Basic
- Overol Norma PDVSA 2023 · Uso general
- Overol Norma PDVSA 2021 · Uso general
- Overol Técnico
- Overol Supervisor
Fabrics Drill 100% Algodón · Drill Borneo · Drill Noruego
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Aramida 4,5 Oz (Inherent Fabric) · Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
Does the level of protection change depending on the fluorescent color of the coverall?
Technically no: the three certified colors (yellow, orange, and red) deliver the same visibility performance. The difference is contrast with the surroundings: orange is usually chosen in vegetated or mining areas, while yellow stands out better in urban and construction zones.
UNE-EN ISO 13934-1: Tensile Strength
Dynamometric test to determine the maximum force and elongation of fabric at the point of break.
This protocol evaluates the mechanical behavior of the textile by subjecting it to longitudinal and transverse tension. It validates the physical robustness of the coveralls, ensuring they withstand the biomechanical demands and the severe stress inherent to heavy operational environments.
- Withstand high physical tension vectors without warp or weft breakage.
- Ensure the coverall's structural toughness under forced movement or snagging.
- Prevent fabric collapse in high-stress zones such as knees or back.
- Maximize the garment's service life against gradual wear from continuous cyclic stretching.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
If the fabric has high tensile strength, does that mean the coverall will be very stiff?
Not at all. Strength is achieved through yarn quality and weave type, not by thickening or stiffening the fabric. Your worker keeps full flexibility and comfort, while the coverall becomes very hard to tear.
UNE-EN ISO 13937-2: Tear Resistance
Mechanical tearing test that quantifies the force required to propagate a tear in the fabric.
This specification quantifies resilience to tear propagation under constant load. It ensures accidental punctures or snags caused by metal edges on site don't turn into massive tears, preserving the coverall's functionality.
- Inhibit the kinetic propagation of small cuts incidentally caused on site.
- Withstand continuous friction against tools or obstacles, containing structural damage locally.
- Optimize corporate budgets by reducing unplanned replacement of uniforms.
- Preserve protective coverage, preventing a small cut from quickly exposing the skin.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
If a worker snags on a nail, does this standard keep the coverall from tearing?
It doesn't prevent the initial hole from the nail, but it does guarantee that the force needed to turn that hole into a massive tear is very high. The damage stays contained and the coverall remains functional and repairable.
UNE-EN ISO 12945-2: Pilling Resistance
Accelerated tribological test evaluating a textile's tendency to form fuzz and pills (pilling).
This laboratory method determines the surface stability of the coverall under constant friction. We validate that our uniforms keep an impeccable aesthetic finish and prevent microfiber shedding that could contaminate controlled production lines.
- Mitigate fiber clumping caused by the worker's daily friction and movement.
- Preserve the visual appearance, fabric uniformity, and professional corporate image of the wearer.
- Resist surface wear caused by tool belts or safety harnesses.
- Ensure the garment retains a soft, comfortable feel throughout its service life.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
Is fabric “pilling” just a cosmetic issue, or does it affect my workers' protection?
In general industry it's mostly a visual wear issue. But if your workers operate in aseptic areas (such as pharmaceutical or food production), those pills eventually shed as lint, which can cause cross-contamination in your production.
UNE-EN ISO 12947-2: Abrasion Resistance
Determination of mechanical tolerance to surface wear through extreme multidirectional friction (Martindale method).
This tribological parameter measures fabric resilience by simulating operational wear until the constituent yarns break. It's a key predictive indicator of PPE service life, ensuring high-contact-pressure areas don't suffer structural loss.
- Withstand high volumes of continuous friction cycles without perforation or thinning.
- Protect high-anatomical-contact areas (knees, elbows, seat) from daily wear.
- Preserve the original fabric thickness, which is critical to maintaining resistance to other risks.
- Maximize corporate return on investment by significantly extending months of active use.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
When they tell me the coverall withstood “50,000 Martindale cycles,” how do I translate that to real-world use at my company?
It means the fabric withstood 50,000 strong mechanical rubs before showing structural wear. In practice, the higher the cycle count, the more months the coverall will stay intact for a worker who scrapes their knees or elbows all day.
UNE-EN ISO 5077: Dimensional Change
Test protocol for quantifying dimensional changes induced by hydrothermal washing and drying processes.
This standard provides a metrological method for evaluating the dimensional behavior of PPE after industrial laundering stress. It certifies that the garment will retain its design ergonomics, guaranteeing an optimal, consistent biomechanical fit.
- Prevent severe shrinkage that would leave the coverall unusable or too short for the wearer.
- Inhibit deformation of the rise and torso that could limit or hinder movement during work.
- Withstand industrial dryer temperatures and cycles without significant loss in garment dimensions.
- Ensure sleeves and legs keep the correct length to avoid exposed skin areas at risk.
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric)
My previous coveralls used to shrink two sizes after the first month of industrial laundering. Does this prevent that?
Yes. By certifying the garment under this standard, we guarantee minimal residual fabric shrinkage (usually under 3%). If washing instructions are followed, the coverall will keep its original size throughout its service life.
UL: Global Quality Mark
Independent third-party accreditation mark that certifies unconditional compliance of the garment with rigorous safety standards.
Underwriters Laboratories (UL) is an external auditing body of the highest rigor. Carrying the UL mark on our coveralls shows that every component, design, and manufacturing process has undergone destructive testing and unannounced audits, guaranteeing absolute reliability.
- Validate flame-resistant protection through destructive testing performed by an external lab, not just the manufacturer.
- Ensure traceability of yarns, fabrics, and components from origin to finished garment.
- Support corporate Zero-Tolerance risk policies for Health and Safety departments.
- Demonstrate perfect production consistency: the coverall you buy today is exactly as safe as the one you'll buy a year from now.
Armura Shield
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Aramida 4,5 Oz (Inherent Fabric) · Drill 100% Algodón Ignífugo (Treated Fabric) · Drill 88% Algodón Ignífugo 12% Poliamida (Treated Fabric)
Armura Arc-Pro
- Overol Norma PDVSA 2023 · Resistente a la llama
- Overol Norma PDVSA 2021 · Resistente a la llama
- Overol Técnico
- Overol Supervisor
Fabrics Techs Alexandra 2112 (Inherent Fabric) · Drill 99% Algodón Ignífugo 1% Fibra Antiestática (Treated Fabric)
If my safety manual already requires NFPA 2112-certified clothing, why should I also require the UL mark?
NFPA 2112 dictates “which” fire protection requirements apply, but the UL mark confirms “who” verified that compliance. Requiring UL ensures an impartial, international third party confirmed through destructive testing that the coverall truly meets that NFPA standard.