I Bolt Anchor & Joint Connector Bolts Joist Bolts | Factory
โก Stop overpaying for structural fasteners. Get ISO-certified I bolt anchors, joint connector bolts & joist bolts at 30% less than distributor prices โ with 10-day lead time and full traceability.
โ 10+ years export expertise โ 30+ countries โ Factory-direct pricing
If you're sourcing joist bolts or structural anchors through traditional distribution channels, you're likely facing these 5 costly problems:
You're paying for 3-4 layers of middlemen. Factory-direct I bolt anchor pricing cuts that instantly.
Most suppliers keep no stock of joint connector bolts. We ship 10-15 days from our factory.
Mixed batches of joist bolts with varied hardness? Our ISO 9001 & heat-treat process ensures ยฑ2% consistency.
We consolidate I bolt anchors, joint connector bolts & joist bolts in one container โ saving you 18-22% on freight.
Missing CE, ANSI, or DIN docs? Every batch of our structural fasteners comes with full certification.
Need 500 pcs of I bolt anchor? Most factories demand 10,000. We accept low MOQ โ even 200 pcs for trial.
We don't just sell fasteners โ we deliver structural integrity with full material traceability, competitive pricing, and logistics that respect your deadlines.
Grade 4.8/8.8/10.9, hot-dip galvanized, plain or zinc-plated. MOQ from 200 pcs.
DIN 7968, DIN 7990, ASTM A325 structural bolts. ยฑ0.1mm tolerance guaranteed.
Hot-dip galvanized, 5/8" to 1-1/8" diameter. 30% higher shear strength than industry minimum.
| Parameter | I Bolt Anchor | Joint Connector Bolt | Joist Bolt |
|---|---|---|---|
| Grade | 4.8 / 8.8 / 10.9 | 8.8 / 10.9 (ASTM A325) | 8.8 / 10.9 |
| Material | Carbon steel / Alloy steel | Carbon steel / 42CrMo | Carbon steel / 40Cr |
| Coating | Zinc / HDG / Plain | HDG / Dacromet / Zinc | HDG / Zinc / Black oxide |
| Diameter range | M6 โ M30 (1/4" โ 1-1/8") | M12 โ M36 (1/2" โ 1-1/2") | 5/8" โ 1-1/8" (M16 โ M30) |
| Certification | ISO 9001, CE, RoHS | ISO 9001, CE, ANSI | ISO 9001, CE, ASTM F1554 |
๐ Note: Custom grades, lengths, and coatings available for OEM/ODM orders. Minimum batch for custom = 500 pcs.
Supplied 48,000 pcs joint connector bolts (DIN 7990 M24x80) for a highway bridge in Poland. 100% passed ultrasonic testing.
German contractor used our joist bolts (HDG 7/8"x6") for 12 warehouse roofs. Installation time reduced 22% due to consistent thread engagement.
Supplied I bolt anchors (M20x250, HDG) for 200MW solar farm in Texas. 98% on-time delivery across 3 phases.
Dutch prefab company uses our joint connector bolts for column-beam joints. Zero defects reported in 18-month audit.
I bolt anchor is designed for anchoring into concrete or masonry with a formed eye or hook, while joint connector bolts are used for steel-to-steel structural connections โ typically with a shorter thread length and higher shear capacity. Both are available in joist bolt variants for timber/steel joist hangers.
Our I bolt anchor and joist bolts are certified ISO 9001, CE (EN 15048), RoHS, and UL for specific grades. We also provide ANSI/ASTM compliance for joint connector bolts shipped to North America.
For standard sizes, MOQ is 200 pcs per size. For custom joint connector bolts or special coatings, MOQ is 500 pcs. We welcome trial orders to validate quality.
We perform 100% dimensional inspection on every batch, plus hardness test (HRC), tensile test, and salt spray test for coating. Third-party inspection (SGS, BV) is available upon request.
Lead time: 10-15 days after deposit. Sea freight to US West Coast takes 20-25 days. We consolidate I bolt anchor, joint connector bolts, and joist bolts to optimize container load โ saving 18-22% on shipping.
Yes. We offer custom labels, barcode scanning, heat-stamped heads, and branded packaging for I bolt anchor, joint connector bolts, and joist bolts. Just share your specs and artwork.
We accept T/T (30% deposit, 70% before shipment), L/C at sight, and PayPal for small orders. For long-term contracts, net 30/60 terms are negotiable.
Yes. We offer free samples (up to 5 pcs) for evaluation. Buyer pays shipping. The sample fee is deducted from the first bulk order.

โWe specified I bolt anchor M24 for a seismic retrofit. Boen's batch consistency was impeccable. 0 failures in pull-out tests.โ

โI've sourced joint connector bolts from 4 countries. Boen offers the best balance of price, quality, and delivery. Joist bolts HDG are top-notch.โ

โOrdered 22,000 I bolt anchors for a solar farm. They arrived 5 days early. Documentation was perfect for customs.โ

โThe joint connector bolts DIN 7968 we ordered were machined perfectly. Thread engagement was smooth. Will definitely repeat.โ

โBoen's joist bolts saved us 23% compared to local suppliers. The hot-dip galvanizing is uniform and passed 400h salt spray.โ

โWe switched to Boen for I bolt anchor and joint connector bolts. On-time delivery 98% over 18 months. Excellent communication.โ


Senior Structural Fastener Engineer at Handan Boen Fastener Manufacturing Co., Ltd. with 14 years of experience in I bolt anchor, joint connector bolts, and joist bolts design and production. Chen has overseen 200+ international projects and is a member of the Industrial Fasteners Institute (IFI).
Get factory-direct pricing, 10-day lead time, and full certification packages. Free samples for qualified buyers. Act now โ limited production slots available for Q3 2026.
โ Free samples โ Money-back guarantee on first order โ 24/7 technical support
๐ Hanguang Industrial Park, Yongnian District, Handan City, Hebei Province, China
๐ Trusted by Engineering Teams Across 30+ Countries
โWe tested 3 factories for joint connector bolts. Boen's quality was the most consistent. Their joist bolts saved us 19% on our last project.โ
โ Procurement Lead, French construction groupโOrdered 8,000 pcs of I bolt anchor M24. Shipped in 12 days. Full traceability docs. Will reorder.โ
โ Operations Manager, UK steel fabricator