Double-end threaded stud bolts with smooth center shanks for industrial assemblies. Specify thread dimensions, material grade and finish for a quotation.
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E-mail：info@kangnaigu.net
Phone Line：+86 13333199538
Address：Dalian Office, Shahe City, Xingtai City, Hebei Province
Double-end threaded stud bolts with smooth center shanks for industrial assemblies. Specify thread dimensions, material grade and finish for a quotation.
| Product Name | GB/T901 Double End Stud Bolt |
| Standard | GB/T 901 (Metric stud bolts) |
| Material | 4.8 / 8.8 / 10.9 / 12.9 grade carbon steel |
| Surface Treatment | Black oxide, blue white zinc, color zinc, hot dip galvanized |
| Structure | Cylindrical bar with external threads at both ends, middle smooth shank |
| Origin | Hebei · Handan · Yongnian — Integrated Manufacturer & Exporter |
| MOQ | 100 Pcs (negotiable for trial orders) |
| Strength Grade | 4.8, 8.8, 10.9, 12.9 |
| Thread Tolerance | 6g |
| Feature | Stable clamping force, easy disassembly, suitable for thick connected parts, high tensile strength |
| Working Temperature | -40 ℃ ~ +120 ℃ |
| Service Life | Depends on surface treatment; hot dip galvanized for long outdoor service |
| Black Oxide | Low cost, suitable for indoor dry environment, general machinery assembly |
| Blue White Zinc | Anti-corrosion for indoor & lightly humid environment |
| Color Zinc | Better anti-rust performance than blue white zinc |
| Hot Dip Galvanized | Thick coating, excellent corrosion resistance for outdoor power and engineering projects |
| Model | Thread Size | Shank Diameter(mm) | Available Length Range(mm) | Grade Option |
|---|---|---|---|---|
| ST-M8 | M8 | 8 | 30 ~ 150 | 4.8 / 8.8 |
| ST-M10 | M10 | 10 | 40 ~ 200 | 4.8 / 8.8 /10.9 |
| ST-M12 | M12 | 12 | 50 ~ 250 | 8.8 /10.9 /12.9 |
| ST-M16 | M16 | 16 | 60 ~ 300 | 8.8 /10.9 /12.9 |
| ST-M20 | M20 | 20 | 70 ~ 350 | 8.8 /10.9 /12.9 |
| Applications | Mechanical equipment, power fittings, valve, pump, pressure vessel, heavy machinery, flange connection. |
| Packaging | Woven bag or wooden pallet, waterproof stretch film wrapped |
| Documents | PI, Packing List, Certificate of Origin, Mill Test Certificate |
| Payment Terms | 30% T/T in advance, balance before shipment |
| Lead Time | 3–7 days for regular stock, 7–15 days for customized specifications |
Please tell us thread size, length and strength grade you need. We supply GB/T901 double end stud bolts for machinery and power industry.
Email: info@kangnaigu.net
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