We are a professional supplier of high-quality fasteners, committed to delivering top-notch quality and exceptional service. Our products have reached clients across Europe, East Asia, North America, the Middle East, and many other regions around the globe.
Our company offers a wide range of flange nuts, including hex head serrated flange nuts, flange nuts, hex flange nuts, flange cap nuts, carbon steel flange nuts, stainless steel 316 and SS304 flange nuts, galvanized flange nuts, zinc-plated flange nuts, and more. In addition to nuts, we also provide bolts, screws, washers, and other fastener types to meet diverse industrial needs.
If you're interested in our products, feel free to contact us by phone or email for a quote or to check stock availability.
**Product Details:**
- **Name:** Black Self-Locking Counter Nuts with High Quality
- **Place of Origin:** Jiaxing, Zhejiang, China
- **Size:** M4-M52 or non-standard as per request/design
- **Finish:** Black oxide
- **Head Type:** Hex head
- **Material:** Carbon steel, stainless steel, alloy steel, etc.
- **Grade:** 4.8, 8.8, 10.9, 12.9, etc.
- **Standard:** GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS, etc.
- **Non-Standard:** OEM available, based on drawings or samples
- **Samples:** Free samples available
- **Packaging:** Bulk in master cartons, then on pallets, or according to customer requirements
- **Payment Terms:** T/T
**About Us:**
Jiaxing Goshen Hardware Co., Ltd., formerly Haina Fastener Co., Ltd., was established in mainland China with a strong focus on high-quality standards and customer service. We aim to provide excellent support to both domestic and international clients.
**Main Products:**
- Bolts: DIN 933, DIN 931, DIN 419, DIN 558, DIN 7990, DIN 6922, ASME/ANSI B 18.2.1, ASME/ANSI B 18.2.3.1M, GB, BSW, ISO Hex bolts, carriage bolts, heavy hex bolts, flange head bolts, anchor bolts, etc.
- Rods: Threaded rod DIN 976, threaded bar DIN 975, stud bolts (B7), etc.
- Nuts: DIN 934, heavy hex nuts, 2H nuts, DIN 555, flange nuts, cap nuts, nylon nuts, etc.
- Screws: Hex screws, self-drilling screws, self-tapping screws, drywall screws, pan head screws, button head screws, machine screws, chipboard screws, furniture screws, wood screws, etc.
- Washers: Flat washers, spring washers, lock washers, square washers, spring lock washers, plain washers, etc.
**Customization:**
If you have drawings or samples, we can produce according to your specifications. We welcome your early reply.
**Our Promise:**
1. High quality
2. Competitive pricing
3. Shortest delivery time
4. Fastest response
5. Best service
Whether you need standard or custom fasteners, we are here to help. Contact us today for a detailed quotation or to discuss your specific requirements. Let us be your reliable partner in the fastener industry.
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Zhejiang Haihong Hydraulic Technology Co.,Ltd. , https://www.haihong-hydraulic.com