Stainless Steel A2 Heavy Hex Nut - Passivated
1. **Description**: This is a heavy hex nut made from stainless steel A2, with a passivated surface finish. It is suitable for use in various industrial applications where corrosion resistance and strength are required.
2. **Material**: Stainless Steel A2
3. **Surface Finish**: Passivated (to enhance corrosion resistance)
4. **Size Range**: M6 (1/4") to M24 (1")
5. **Mechanical Properties**: A2-70 (ensuring high strength and durability)
6. **Packing Options**: Available in bulk packing, box packing, or customized packaging based on customer requirements.
Lockey Industrial Co., Ltd. is a leading manufacturer and exporter of fasteners, including but not limited to:
- **Hex Nuts**: DIN 934, ISO 4032, DIN 555, DIN 6915, ISO 4035, ANSI B18.2.2
- **Square Nuts**: DIN 562, DIN 557, ANSI B18.2.2
- **Hex Flange Nuts**: DIN 6923, ISO 4161, ANSI B18.2.2
- **Nylon Nuts**: DIN 985, DIN 982, ANSI B18.16.6
- **Special Nuts**: Hex Coupling Nut, Channel Nut, Sliding Nut
We also produce custom fasteners upon request. Our products are widely used in automotive, construction, and industrial sectors. Over 70% of our products are exported globally.
**Technical Delivery Conditions**
| Material | Steel | Stainless Steel | Non-Ferrous Metal |
|----------|-------|------------------|-------------------|
| General Requirements | As specified in DIN 267 Part 1 | - | - |
| Thread Tolerance | 6H | - | - |
| Thread Standard | DIN 13 Part 12 & 15 | - | - |
| Property Class | M2.5: 6; M3-M39: 6, 8, 10 | A2-70, A4-70 | Subject to agreement |
| Mechanical Properties Standard | ISO 267 Part 4 | DIN 267 Part 11 | DIN 267 Part 18 |
| Product Grade | A for product up to size M24 and L ≤ 10d or 150mm; B for larger sizes | - | - |
| Surface Finish | As processed, Bright | - | - |
| Acceptance Inspection | DIN 267 Part 5 | - | - |
**Q&A**
**Who is Lockey?**
Lockey Industrial Co., Ltd. was established in 1973 as part of the Dragon Iron Group. We specialize in manufacturing and exporting fasteners, hardware parts, forging, and machined components for the automotive and other industries. Our headquarters are in Taiwan, and we have a production facility in Jingjiang City, China, with a sales office in Dongguan.
**What does Lockey do?**
We manufacture a wide range of fasteners such as bolts, nuts, screws, washers, and special fasteners for automotive and industrial applications. We also produce custom parts tailored to specific client needs. Over 70% of our products are exported worldwide.
**Why choose Lockey?**
Innovation is at the core of our business. We continuously develop new technologies and concepts to stay ahead in the market. We believe in long-term partnerships and strive to share knowledge, price trends, and profits with our clients.
**How does Lockey ensure quality?**
With over 40 years of experience and an ISO 9001 certification, we maintain strict quality control processes. 80% of our workforce has more than 5 years of experience, and all employees undergo regular training to ensure consistent quality.
**Do you produce non-standard items?**
Yes, we can produce custom parts based on your specifications. Just send us your drawings, and we will provide a quotation.
**Do you have a published price list?**
No, we do not have a fixed price list due to fluctuating market conditions. Our sales team offers flexible pricing based on your order.
**Do you offer discounts?**
Yes, discounts are available for large orders. However, our sales team always aims to provide the best possible price for your needs.
**Do you provide samples?**
Yes, stored samples are free of charge. However, we cannot cover the cost of express shipping.
**What is the delivery time?**
Standard items take 20–40 days, while non-standard items may take 35–60 days. Please consult with our sales representative for an accurate timeline.
**What are the payment terms?**
Preferred payment methods include T/T and L/C. Western Union is also accepted for small payments like sample shipping fees.
At Lockey, we don’t just sell products—we build relationships. Let’s grow together.
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