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**Basic Product Information:**
- **Model No.:** M3-M30
- **Type:** Round Head
- **Head Style:** Round
- **Grade:** 6.8
- **Head Type:** Hexagon, Round, Square, Countersunk, Pan, Mushroom
- **Class/Grade:** 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9
- **Surface Finishing:** Hot Galvanizing, Black, Color-Zinc, Blue-White Zinc
- **Specification:** M2-M64
- **HS Code:** 73181600
**Material & Standards:**
- **Material:** Carbon Steel
- **Connection:** Common Bolt
- **Standard:** DIN, ANSI, GB, JIS, GOST, BSW
- **Available Material:** Carbon Steel, High Strength Steel, Stainless Steel
- **International Standard:** DIN, ANSI, GB, JIS, BSW, GOST
- **Application:** Machinery, Chemical Industry, Environmental, Construction
- **Trademark:** HN
- **Origin:** China
**Carbon Steel Plain Round Self-Locking Nuts**
We provide a wide range of nuts made from low carbon steel (mild steel), medium carbon steel, alloy steel, stainless steel, brass, aluminum alloys, and other materials to suit different needs. To enhance corrosion resistance or strength, our nuts can be treated with various surface finishes such as heat treatment, black oxide, zinc coating, hot dip galvanizing, black zinc, brass plating, nickel and chrome plating, dacomate, and more. Please specify your requirements when placing an order.
**Product Specifications Table:**
| Products Name | Hex Head Nut with Washer |
|---------------------------|--------------------------|
| **Standard** | DIN, ASTM/ANSI, JIS, EN, ISO, AS, GB |
| **Material** | Stainless Steel: SS201, SS303, SS304, SS316, SS316L, SS904L, F594
Steel Grade: DIN Gr.4, 5, 6, 8.8, 10; SAE Gr.2, 5, 8; ASTM A563 |
| **Finishing** | Zinc (Yellow, White, Blue, Black), Hot Dip Galvanized (HDG), Black Oxide, Geomet, Dacromet, Anodization, Nickel Plated, Zinc-Nickel Plated |
| **Production Process** | M2-M24: Cold Forging; M24-M100: Hot Forging; Machining and CNC for Customized Fasteners |
| **Customized Lead Time** | Busy Season: 15–30 Days; Slack Season: 10–15 Days |
| **Stock Products** | Carbon Steel: DIN934, DIN6923, DIN928, DIN929, ISO4032, Cage Nut, Cap Nut
Stainless Steel: All DIN or GB Standard Stainless Steel Nuts |
**Our Services:**
As a professional manufacturer, we design and produce all fasteners according to customer specifications and performance requirements. We ensure quality through rigorous durability testing and advanced technical design to extend the lifespan of our products.
We offer competitive pricing due to direct factory supply, and with over 20 years of experience, we are equipped to provide the best fastening solutions for your needs. Our customized services allow us to create ideal fasteners based on samples or drawings provided by customers.
If you're unsure about what you need, feel free to contact us anytime. Our team is always ready to provide expert assistance and help you find the right solution.
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SHAOXING KUNLUN IMP AND EXP CO.,LTD , https://www.shaoxingkunlun.com