Twinco Industrial stocks and rents a large inventory of high-strength studs and nuts built for demanding industrial applications. Designed for reliability and precision, they deliver secure, leak-free connections in hydrostatic testing, pipeline work, and other critical operations.
We carry a wide range of standard sizes and can also source custom fasteners to meet specific project requirements.
Whether you’re performing a quick test or managing a large installation, Twinco delivers the strength and reliability you need—fast.
| Category | Products Included |
|---|---|
| Standard Studs | ASTM A193 B7, B7M, L7, L7M, B16, 304SS, 316 SS, 660 SS |
| Custom Studs | Special Sizes, Double-End Studs, Tap-End Studs, Custom Lengths, Metrics Threads |
| Standard Nuts | ASTM A194 2H, 2HM, 4,7,8,8M, Heavy Hex Carbon Steel, 304 SS, 316 SS |
| Custom Nuts | Oversized, Undersized, Fine Thread, Metric, Coated, or Plated Options |
| High-Strength Studs | Alloy Steel, Heat-Treated, ASTM A320 Grades L7 & B16 |
| Coating & Finishes | Plain, Black Oxide, Zinc, Cadmium, Xylan, PTFE(Teflon), Hot-Dip |
| Thread Variants | Coarse(UNC), Fine(UNF), Metric, Left-Hand Threads, Rolled or Cut Threads |
Our studs and nuts are manufactured from certified materials, with threading executed to precise tolerances for a perfect fit. For critical applications like hydrostatic testing, we offer high-strength, heat-treated fasteners that provide consistent clamping force and resistance to vibration loosening. We can also supply pre-assembled stud bundles and nuts for faster installation, helping to reduce project downtime and ensure a secure, reliable connection every time.
Our experienced team is standing by to provide detailed information about our products, assist with custom order inquiries, and offer competitive pricing. Contact us today to discuss your specific needs and place your order.
Explore our extensive selection of new and surplus flanges, fittings, and valves, ready to meet the demands of your next project.
Our industrial fittings are engineered for durability and reliability across diverse applications.
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We supply a wide range of industrial flanges designed for strength, accuracy, and long-lasting performance.
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