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| Standard | GB,AISI,ASTM,DIN,EN,JIS |
| Grade | Stainless steel 304 / 304L / 310S / 316L / 316Ti / 316LN / 317L / 904L / 2205 / 2507 / 32760 / S31254 / XM-19 / S31803 /S32750 / S32205 / F50 / F60 / F55 / F60 / F61 / F65 etc. Monel 400 / Inconel 600 / Hastelloy C-276 / PH stainless steel 15-5PH / 17-4PH / 17-7PH |
| Thickness | hot rolled 2.5mm-200mm/cold rolled 0.3mm - 6mm |
| Width | hot rolled 1000mm-3500mm/cold rolled 10mm - 2000mm |
| Finish | 2B, NO.1, HL, NO.4, 4K, 8K, sandblast, BA |
| Inspection | TUV, BV, ABS, LR and so on |
| Application | Construction, Chemical, Pharmaceutical & Bio-Medical, Petrochemical & Refinery, Environmental, Food Processing, Aviation, Fertilizer, Sewage Disposal, Desalination, Waste Incineration etc. |
| Processing | Machining : Turning / Milling / Planing / Drilling / Boring / Grinding / Gear Cutting / CNC Machining |

The corrosion resistance of stainless steel circles mainly depends on their alloy composition (chromium, nickel, titanium, silicon, aluminum, manganese, etc.) and internal structure, which plays a major role in the chromium element. Chromium has high chemical stability, can form a passivation film on the steel surface, make the metal isolated from the outside world, protect the steel plate from oxidation, and increase the corrosion resistance of the steel plate.


| Surface Finish | Definition | Application |
|---|---|---|
| 2B | Finished by heat treatment, picking, or equivalent cold rolling, followed by skin pass to obtain adequate luster surface. | Medical instruments, milk containers, tableware, etc. |
| BA | Bright heat treatment after cold rolling. | Kitchen utensils, cutlery, appliances, building decorations. |
| NO.3/NO.4 | Polished with No.150-240 abrasives. | Food processing equipment, medical instruments. |
| HL | Finished by polishing with abrasives to obtain continuous streaks. | Building decorations, elevators, escalators, doors. |
| 6K/8K | Mirror-like reflective surface obtained by extensive polishing. | Building entrances, columns, sculpture, counters. |
| Grade | C | Si | Mn | Ni | Cr | Mo | Hardness |
|---|---|---|---|---|---|---|---|
| 201 | ≤0.15 | ≤1.00 | 5.5/7.5 | 3.5/5.5 | 16.0/18.0 | - | HB≤241,HRB≤100 |
| 304 | ≤0.08 | ≤1.00 | ≤2.00 | 8.0/11.0 | 18.0/20.0 | - | HB≤187,HRB≤90 |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | 10.0/14.0 | 16.0/18.0 | 2.0/3.0 | HB≤187,HRB≤90 |
| 316L | ≤0.03 | ≤1.00 | ≤2.00 | 10.0/14.0 | 16.0/18.0 | 2.0/3.0 | HB≤187,HRB≤90 |

Our products undergo a series of strict quality checks from production to delivery, including thickness testing, tensile testing, surface testing, color difference testing, and packaging testing, to ensure products are safely delivered to customers.



