| Material | Stainless Steel / Brass | 
| Type | Dome Head Chicago Screw | 
| Post Diameter | 4mm / 5mm | 
| Post Length | 4mm-140mm | 
| Finish | Nickel Plated | 
| OEM | Available | 
| CHEMICAL COMPONENTS | ||||||||||||||||||||
| Material | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Ni | Cr | Mo | Others | |||||||||||
| 201 | 0.15 | 1 | 5.5-7.5 | 0.06 | 0.03 | 3.5-5.5 | 16-18 | N≤0.25 | ||||||||||||
| 304 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-10.0 | 18-20 | |||||||||||||
| 304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 8.0-12.0 | 18-20 | |||||||||||||
| 321 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-13.0 | 17-19 | Ti≤5*C% | ||||||||||||
| 316 | 0.08 | 1 | 2 | 0.045 | 0.03 | 10.0-14.0 | 16-18 | 2-3 | ||||||||||||
| 316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 10.0-15.0 | 16-18 | 2-3 | ||||||||||||
| 309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 12.0-15.0 | 22-24 | |||||||||||||
| 410 | 0.15 | 1 | 0.03 | - | 11.5-13.5 | |||||||||||||||
| 420 | 0.26-0.4 | 1 | 0.03 | - | 12-14 | |||||||||||||||
| 430 | 0.12 | 0.75 | 1 | 0.04 | 0.03 | - | 16-18 | |||||||||||||
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