Retra Medical
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| Model NO. | Stainless steel door | Grade | 300 Series |
|---|---|---|---|
| Certification | ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS | Technique | Cold Rolled |
| Surface Treatment | Bright | Coil Weight | Max. 25mt |
| Application | Security Door | MOQ | 20mt |
| Origin | China | HS Code | 72193400 |
| Type | Base Material | Core Features | Surface | Main Advantages |
|---|---|---|---|---|
| Cold Rolled Steel | SPCC | Requires coating | Smooth, Paintable | Low cost, easy to process |
| Galvanized Steel | DX51D+Z | Zinc coating | Spangle pattern | Best cost-performance ratio |
| Stainless Steel (304) | SUS304 | Excellent corrosion resistance | Metallic color | Extremely durable, maintenance-free |
| Stainless Steel (201) | SUS201 | Lower corrosion resistance | Metallic color | Cheaper than 304 |
| Series | 304 Series |
|---|---|
| Standards & Grades |
ASTM: 304(S30400), 304L(S30403) JIS: SUS304, SUS304L EN: X5CrNi18-10(1.4301), X2CrNi19-11(1.4306) GB: 06Cr19Ni10, 022Cr19Ni10 |
| Size Range | 0.3-4.0*600-1300mm / 0.4-8.0*800-2100mm |
| Product Features |
|
| Area | Specific Examples | Reason for Use |
|---|---|---|
| Architecture | Curtain walls, elevator cabins, security doors | Aesthetic, durable, maintenance-free |
| Transportation | Trains, subways, exhaust systems | Lightweight, high-temperature resistance |
| Food & Household | Kitchenware, appliances, sinks | Hygienic, easy to clean, non-toxic |
| Medical | Surgical tools, pharmaceutical equipment | Biocompatibility, highly sterilizable |
Packing: We utilize standard export sea-worthy packaging. Coils are wrapped with plastic film and water-proof paper, then protected with robust steel covers.
Delivery: Shipments can be arranged via containers or bulk vessels depending on volume and requirements.
Established as a specialized provider in the steel industry, we operate multiple production and processing plants with a stable supply chain from major domestic mills. We serve over 60 countries, providing high-quality materials for steel structures, home appliances, shipbuilding, and food packaging.
