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| Customization: | Available |
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| Material: | Iron |
| Surface Finishing: | Zinc Plated |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Carbon Steel Round Spring Slotted Pin | |
| Material: | Carbon Steel, Stainless Steel, Brass etc. |
| Standards: | GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS, ETC |
| Size: | M2-M50 or non-standard asa request & design |
| Finish: | Plain, Black, Zinc, Yellow Zinc, HDG, Dacromet, etc. |
| Grade: | A2-70, A4-70, A4-80, 4.8, 8.8, 10.9, 12.9 |
| Nominal Diameter d |
Φ2 | Φ2.5 | Φ3 | Φ3.5 | Φ4 | Φ4.5 | Φ5 | Φ6 | Φ7 | Φ8 | Φ10 | Φ11 | Φ12 | Φ13 | |
| a | 0.2 | 0.25 | 0.25 | 0.3 | 0.5 | 0.5 | 0.5 | 0.7 | 0.7 | 1.5 | 2 | 2 | 2 | 2 | |
| d | min | 2.3 | 2.8 | 3.3 | 3.8 | 4.4 | 4.8 | 5.4 | 6.4 | 7.5 | 8.5 | 10.5 | 11.5 | 12.5 | 13.5 |
| max | 2.4 | 2.9 | 3.5 | 4 | 4.6 | 5 | 5.6 | 6.7 | 7.8 | 8.8 | 10.8 | 11.8 | 12.8 | 13.8 | |
| d2 | ≈ | 1.9 | 2.3 | 2.7 | 3.1 | 3.4 | 3.8 | 4.4 | 4.9 | 6 | 7 | 8.5 | 9.5 | 10.5 | 11 |
| s | 0.2 | 0.25 | 0.3 | 0.35 | 0.5 | 0.5 | 0.5 | 0.75 | 0.75 | 0.75 | 1 | 1 | 1 | 1.25 | |
| Minimum shear strength, single (kN) | 0.75 | 1.2 | 1.75 | 2.3 | 4 | 4.4 | 5.2 | 9 | 10.5 | 12 | 20 | 22 | 24 | 33 | |
| Minimum Double Shear,kN | 1.5 | 2.4 | 3.5 | 4.6 | 8 | 8.8 | 10.4 | 18 | 21 | 24 | 40 | 44 | 48 | 66 | |
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| Q1: What thread standards do you follow? |
| A1: Our screws comply with DIN, ISO, ANSI, and JIS standards, and can also be customized according to customer drawings. |
| Q2: What types of nuts do you manufacture? |
| A2: We supply a full range of nuts including hex nuts, flange nuts, lock nuts, nylon-insert nuts, square nuts, cap nuts, weld nuts, T-nuts, wing nuts, and non-standard custom nuts. |
| Q3: Do you provide samples before mass production? |
| A3: Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order. |
| Q4: How do you control product quality? |
| A4: Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards. |
| Q5: Do you offer OEM or customized production? |
| A5: Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling. |
| Q6: What is the difference between A2 and A4 stainless steel bolts? |
| A6: A2 (304) is ideal for standard outdoor and industrial use, while A4 (316) contains molybdenum, offering higher corrosion resistance for marine, chemical, and salt-spray environments. |
| Q7: Do you provide matched nut & bolt or nut & washer kits? |
| A7: Yes. We can supply pre-packed sets or assembly kits customized for distributors or hardware chains. |
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