Weldable Hood Nuts for Sheet Metal Welder Fastenal | OEM
Eliminate rework & rejections. Our weld nuts for sheet metal deliver consistent weld projections, strict dimensional tolerance, and full traceability — backed by 10+ years of export expertise to 30+ countries.
✅ ISO 9001 · RoHS · CE compliant | ✅ 0.3mm concentricity | ✅ 15–25 day lead time
★ Trusted by procurement teams at Siemens, COSCO, CRCC, Gazprom and more

⚡ 8,000 m² manufacturing facility · 120+ automated presses
Every month, we hear the same frustrations from buyers who relied on generic or low-cost weldable nuts. Here is what they tell us:
When welding nuts to sheet metal, uneven projections cause blowouts and weak joints. A Tier-1 automotive supplier reported 12% rejection on a single production run — costing $47,000 in rework.
Cheap weld nuts fastenal alternatives often arrive with burrs, inconsistent ID, or plating buildup. A European HVAC OEM had to halt assembly three times in Q4 2025 due to nut jams on automated weld nut welder lines.
Many distributors require 50,000+ MOQ for custom welding hood nuts and 8–10 weeks delivery. For mid-size buyers, that ties up capital and delays product launches.
Low per-unit price often hides inspection costs, line downtime, and expedited freight. A supply chain manager calculated that a $0.03/nut saving actually cost $0.19/nut in total landed + quality cost.
🔍 You are not alone — and there is a better way. See how Boen Fastener solves each pain point →
Our weldable hood nuts are manufactured on high-precision progressive dies with SPC-controlled processes. Every batch is tested for weld projection height, case depth, thread class, and hardness.
3-point & 4-point projections with ±0.05mm height tolerance — ensures consistent arc initiation and nugget formation.
1008–1018 steel, 304/316 stainless, or brass. Mill certificates included with every shipment. RoHS & REACH compliant.
Go/No-Go gauge inspection on 100% of lots. Zero burr policy. Available in M3–M12 and #4–1/2" UNC/UNF.
Compatible with Dengensha, ARO, Bosch, TECNA and custom weld nut welder systems. Tested at 12–18 kA.
| Parameter | Value / Range |
|---|---|
| Thread Size | M4 – M12 / #8 – 1/2" UNC/UNF |
| Projection Type | 3-point, 4-point, ring |
| Projection Height | 0.8 – 1.5 mm (±0.05 mm) |
| Material Grades | 1008, 1010, 1018, 304SS, 316SS |
| Hardness (Core) | 75–85 HRB (or as specified) |
| Case Depth (if carburized) | 0.15 – 0.35 mm |
| Plating | Zinc clear, zinc yellow, ZnNi, Dacromet |
| Packing | Bulk box, poly bag, tape & reel, DFAR |
| Certification | ISO 9001, RoHS, CE, PFI, PPAP Level 3 |
*Custom projections, materials, and packaging available for OEM orders.

⬆️ Snapshots from WeChat & WhatsApp — genuine feedback from procurement leads

“We switched to Boen’s weldable hood nuts for our HVAC line. Scrap dropped from 9% to 1.2% — and lead time is 18 days, not 9 weeks.”
✅ Verified purchase · 2025
“Boen’s weld nuts for sheet metal have the tightest projection tolerance we’ve tested. The PPAP submission was flawless — saved us 3 weeks of validation.”
✅ Verified purchase · 2026
“The welding hood nuts from Boen work perfectly on our Dengensha weld nut welder. Consistent weld nugget, no spatter, and the thread is always clean.”
✅ Verified purchase · 2025
“Boen’s OEM service is outstanding. We customized the projection geometry for our heavy-duty panel, and they delivered 60,000 pieces in 22 days.”
✅ Verified purchase · 2026A welding hood nut features a raised hood or collar that protects the thread from weld spatter and provides a consistent bearing surface. It also incorporates precision projections for reliable resistance welding. Standard weld nuts may lack this spatter protection and dimensional consistency.
Absolutely. We manufacture weld nuts fastenal-compatible designs and also offer OEM equivalents for most major brands. Our nuts are dimensionally interchangeable with industry-standard part numbers. Just send us your drawing or sample.
For standard sizes and materials, lead time is 15–20 working days. For custom projections, plating, or special packaging, allow 20–25 working days. We offer express service (10 days) for urgent orders.
Yes. We offer free samples (up to 20 pieces) for qualified buyers. You only pay shipping. We can also provide a sample test report including weld projection height, hardness, and thread gauge results.
Our weld nuts for sheet metal are produced with SPC-controlled projection height (±0.05mm) and case depth. Every lot includes a PPAP Level 3 report upon request. We also recommend a weld qualification test with your specific sheet metal gauge and weld nut welder settings.
Our standard MOQ is 5,000 pieces per size. For prototype or trial orders, we can accommodate 1,000 pieces with a small setup fee. We work with both small and mid-volume buyers.
We ship via DDP (Delivered Duty Paid) terms for most markets, including USA and Europe. We handle all export documentation, and our logistics partners ensure door-to-door delivery with full tracking. Shipping cost is optimized — we saved one client 32% on freight by consolidating orders.
Yes. We provide a 100% quality guarantee — if any batch fails to meet agreed specifications, we replace it at no cost. We also offer a money-back guarantee on first-time trial orders (up to $500) if you are not satisfied with the product quality.

David has 14 years of experience in industrial fastener manufacturing and export, with a focus on resistance welding components. He has supervised over 200+ OEM projects for automotive, HVAC, and construction clients across Europe, the Americas, and Southeast Asia. David is a certified ASQ CQI and ISO 9001 Lead Auditor. He writes regularly about fastener quality, supply chain optimization, and welding technology.
🚀 First order: Free sample kit (20 pcs) + Free PPAP report + Express delivery (10 days)
🔒 Risk-free: 100% quality guarantee or money-back on first trial order (up to $500)
📧 shuan@fastenboen.com · 📞 +86 15630072814 · 💬 WhatsApp / WeChat · Contact Us
Hanguang Industrial Park, Yongnian District, Handan, Hebei, China · Daily 09:00 – 17:00
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