Rust-Proof 304. Bendable Grade. Essential for Bathroom Safety.
Reliable Support for Independent Living.
In wet environments like bathrooms and nursing homes, safety rails must be durable and absolutely rust-proof. A rusted grab bar is not just ugly—it’s a safety hazard.
Vertex Tubes manufactures premium ASTM 304 Stainless Steel Tubing specifically for safety grab bars. Our tubes are supplied in an annealed state for easy bending into U-shapes or L-shapes, yet strong enough to meet the 250 lbs+ load-bearing standards required by ADA regulations.
Grab bars are constantly exposed to water, soap, and steam.
Material Truth: Cheap 201 steel will rust within months in a shower. We strictly supply ASTM 304 (Ni ≥ 8%).
Verification: Every batch comes with a PMI test report. Our tubes pass the 48h+ Salt Spray Test, guaranteeing longevity in high-humidity environments.
Most safety rails require 90° or 180° (U-turn) bends.
Process: We control the annealing process to ensure high elongation.
Benefit: You can bend our tubes into tight radii without cracking, wrinkling, or “orange peeling.” The material naturally hardens after bending (Work Hardening) to provide structural rigidity.
The rail must be comfortable for wet or elderly hands to hold.
Satin Finish: Recommended for better grip and hiding fingerprints (Anti-Slip visual).
Mirror Finish: Recommended for easy cleaning and maximum hygiene.
Quality: 100% deburred ends and pit-free surface to prevent any injury to the user.
| Inspection Item | Vertex Factory Standard |
|---|---|
| Material Analysis | Ni > 8% (Real 304). Essential for bathroom warranty. |
| Bending Test | 180° Flattening/Bending without cracking. |
| Diameter Tolerance | ± 0.1mm (Consistent fit for flanges/covers). |
| Surface Roughness | Ra < 0.4μm (Smooth touch, easy to sanitize). |
| Wall Thickness | True Thickness (Standard 1.0mm/1.2mm/1.5mm). |
| Specification | Details |
|---|---|
| Standards | ASTM A554 (Ornamental), JIS G3446 (Structural), EN 10296-2 |
| Material Grades | 304 / 304L (Standard), 316 / 316L (Corrosion Resistant), 201 (Indoor) |
| Outer Diameter (OD) | 6.0mm - 323.9mm (Over 500 molds available) |
| Wall Thickness | 0.25mm - 4.0mm (Real Thickness available) |
| Surface Finishes | Mirror (600#), Satin (180#/240#/320#), Mill Finish (2B) |
| Processing | Laser Cutting, Hole Punching, Bending, Swaging |
| OD 25mm (1 inch) | Usage: Lightweight towel bars, bathtub handles. Wall Thickness: 0.8mm - 1.0mm. |
|---|---|
| OD 32mm (1-1/4 inch) | Usage: The Global Standard (ADA Compliant). Reason: Ergonomic grip size for adult hands. Wall Thickness: 1.0mm - 1.5mm (Heavy Duty). |
| OD 38mm (1-1/2 inch) | Usage: Heavy-duty public restroom rails. Wall Thickness: 1.2mm - 1.5mm. |
| Surface Options | Mirror Polish (600#) - High Gloss. Satin / Brushed (320#) - Matte Grip. |
Prime stainless steel raw material strip selection from big mills
A: Grab bars are primarily used in wet environments (bathrooms). Standard 201 steel will rust within months, creating safety hazards and liability issues. Vertex 304 tubing guarantees long-term rust resistance.
A: Yes. We supply tubes in an Annealed (Soft) Condition. This allows you to bend them into tight U-shapes without cracking. The material then work-hardens to provide the necessary strength for weight-bearing.
A: OD 32mm (1.25″) is the most widely accepted standard worldwide (ADA compliant in the US). It offers the best balance of structural strength and comfortable grip for the elderly hand.
Don’t compromise on material. Use Vertex 304 for rust-proof rails.
