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+86 15030157877
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sales@galvanizedmetalmesh.com
+86 15030157877
sales@galvanizedmetalmesh.com
I’ve walked a lot of job sites this year and, to be honest, the biggest shift I’m seeing is the move to stainless security screens that look like regular fly screens but behave like a barrier. The Security Window Screen Mesh from Anping’s South Industrial Zone 07, Hebei, China, is a good example—stainless (201/202/304/316/316L), electrostatic powder-coated, and tough enough to shrug off prying tools, flying debris, and in certain builds, even serious impact. Many customers say they forget it’s there after a week.
Urban densification, coastal builds, and insurance pressure—those three trends are nudging specifiers toward stainless 304/316 screens. Add tighter standards (impact, knife-shear, and corrosion testing) and it’s no surprise that black powder-coated 316L is becoming the default for premium homes and schools. Actually, installers love that it fits into standard window suites with minimal fuss.
| Item | Typical Value (≈) | Notes |
|---|---|---|
| Material grades | 201 / 202 / 304 / 316 / 316L | 304 indoor/general; 316/316L coastal |
| Wire diameter | ≈ 0.8–1.0 mm | Cold-drawn SS wire per ASTM A580 |
| Mesh count | 10×10 or 11×11 | Open area ≈ 40–50%, good airflow |
| Coating | Electrostatic powder, 60–80 μm | UV-stable, matte black/gray most common |
| Impact/knife tests | Pass 100 J impact; knife shear ≥ 350 N | When built to AS 5039/5040 systems |
| Corrosion resistance | ISO 9227 salt-spray > 1,000 h (316L) | Real-world use may vary |
Materials arrive as certified SS wire (A580). Then: precision weaving → degrease/rinse → phosphate or chromate-free pretreat → electrostatic powder spray → oven cure → flatness tensioning → frame fit-up → test. Typical checks: wire tensile, coating thickness, cross-hatch adhesion, 100 J dynamic impact, knife-shear, and ISO 9227 salt spray. Expected service life: around 10–20 years depending on grade and coastal exposure.
Advantages people actually notice: clear outward visibility, strong anti-corrosion performance, and a surprisingly quiet slam-resistance when paired with proper frames. One facilities manager told me, “we ventilate more and rely less on AC.”
| Vendor | Core Grade | Coating | Tests/Certs | Warranty | Lead Time | Price |
|---|---|---|---|---|---|---|
| Anping Manufacturer (Origin: South Industrial Zone 07) | 304 / 316 / 316L | Polyester TGIC powder | AS 5039 tests; ISO 9227 | Up to 10 yrs | ≈ 12–18 days | $$ |
| Premium AU Brand | 316 marine | Architectural powder | AS 5039 certified | 10–15 yrs | ≈ 5–7 days | $$$$ |
| Generic OEM | 201/202 | Basic powder | Limited | 1–3 yrs | ≈ 20–30 days | $ |
Case 1—Coastal villa: 316L screens passed 1,000 h salt-spray equivalence; after 18 months seaside, zero blistering reported. Case 2—Primary school retrofit: replaced bars with Security Window Screen Mesh; teachers said airflow improved and the classrooms felt “less institutional.” Bullet resistance claims depend on the total system (mesh, frame, fasteners, glazing); confirm against UL 752 levels if that’s in scope.
Ready to spec? Ask for the latest test reports (AS 5039/5040, ISO 9227) and pick 316L if you smell salt in the air.