**Product Specifications**
- **Model No.:** Heavy Hexagonal Nut with PTFE
- **Application:** Chemical Industry
- **Finish:** Color Zinc Plated
- **Size:** M4-M60
- **Certificate:** ISO9001 / TS16949 / SGS
- **Trademark:** JR
- **Transport Package:** 25kg/Carton; 36 Cartons/Pallet
- **Specification:** DIN / GB / ASME / JIS / Customized
- **Origin:** Shanghai
- **HS Code:** 7318159090
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**High Strength Stud Bolt – All Sizes Stud Bolt and Nut, Black Finished – Exported B7 Stud Bolt and Nut**
**Product Parameters**
| Standard | ASME B 18.2.1, IFI149, DIN931, DIN933, DIN558, DIN960, DIN961, ISO4014, etc. |
|----------|-----------------------------------------------------------------------------|
| Size | Standard & Non-standard, Support Customized |
| Material | Carbon Steel, Alloy Steel, Stainless Steel, Brass, etc. |
| Grade | SAE J429 Gr. 2, 5, 8; ASTM A307 Gr. A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, etc. |
| Thread | UNC, UNF |
| Finish | Plain, Zinc Plated (Clear/Blue/Yellow/Black), Black Oxide, Nickel, Chrome, HDG, etc. |
| Packing | Bulk in Cartons (Max 25kg) + Wood Pallet or as per Customer Request |
| Application | Structural Steel, Metal Building, Oil & Gas, Tower & Pole, Wind Energy, Mechanical Machine, Automobile, Home Decoration, etc. |
| Testing Equipment | Desktop Direct-Reading Spectrometer, Cutting Machine, Automatic Pre-Milling Machine, Polishing Machine, Hardness Tester (Vickers), Metallography Microscope, Electrolytic Thickness Gauge, Tensile Testing Machine, Salt Spray Device, Magnetic Detection Machine, Caliper, Go/No-Go Gauge, etc. |
| Supply Ability | 2000 tons per month |
| Minimum Order | Not Limited |
| Trade Terms | FOB / CIF / CFR / CNF / EXW / DDU / DDP |
| Payment | T/T, L/C, D/A, D/P, Western Union, MoneyGram, etc. |
| Market | South/North America, Europe, East/Southeast Asia, Australia, Africa, etc. |
| Our Advantage | One-stop Shopping, High Quality, Competitive Price, Timely Delivery, Technical Support, Supply Material and Test Reports |
| Notice | Please provide Size, Quantity, Material or Grade, Surface Finish. For Special or Non-standard Products, please send Drawing, Photos, or Samples. |
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**Product Description**
We are capable of manufacturing a wide range of high-quality fasteners that meet international standards such as GB, DIN, ANSI, JIS, and ISO. We also support customized solutions and can produce non-standard fasteners based on customer drawings.
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**Company Information**
Shanghai Jinrui Norm Parts Supplies Co., Ltd. is a professional manufacturer specializing in fastening components and other standard parts. The company owns two factories: Shanghai Xingrui Bolt Factory and Shanghai Xingrui Wire Steel Factory. We have numerous cold-heading machines, nut machines, and hot-heading machines. With ISO9001 and TS16949 certifications, we can manufacture fasteners according to GB, DIN, ANSI, JIS, ISO, and customer specifications at competitive prices.
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**Workshop Process**
From raw materials to final product delivery, we maintain strict quality control throughout the entire production process, including wire drawing, roughing, annealing, pickling, heading, rolling, heat treatment, surface treatment, and packaging.
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**Testing Equipment**
Our laboratory is equipped with advanced testing tools, including a salt spray tester, desktop direct-reading spectrometer, metallographic analyzer, carbon sulfur analyzer, multifunctional electrolysis thickness gauge, spectroscope, projector, hydraulic tensile tester, hardness tester, automatic screening machine, magnetic detection machines, and various specialized testing equipment.
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**Packaging & Shipping**
Standard packaging includes cartons and wooden pallets. Each pallet holds 20–25 kg, with 36 cartons per pallet. Custom packaging is available upon request.
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**Certifications**
Jinrui has passed ISO9001 certification since 2001 and TS16949 certification in 2012. We also hold a special equipment manufacturing license for pressure pipelines and have obtained global product liability insurance from China People's Insurance Company.
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**Why Choose Shanghai Jinrui?**
1. **Create Value for Customers:** We always deliver high-quality products and excellent service tailored to our clients' needs.
2. **Better Quality with Lower Price:** We offer competitive pricing without compromising on quality.
3. **Continuous Innovation:** We develop new products annually to meet market demands.
4. **Manufacturing & Export Experts:** With over 14 years of experience, we have a strong supply chain and reliable logistics through trucks, rail, and sea containers.
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**Company Show**
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**FAQ**
**Q1:** Are you a factory or trading company?
**A:** We are a specialized supplier of fasteners, offering the best price and quality.
**Q2:** How many years have you been involved in foreign trade?
**A:** We have over 14 years of export experience, providing high-quality fasteners worldwide.
**Q3:** Do you have sufficient inventory?
**A:** Yes, we have ample stock and capital, and we offer 24-hour services.
**Q4:** How do you ensure quality at every stage?
**A:** Every process is inspected by our quality control department to guarantee product quality.
**Q5:** How do you ensure safe long-distance transportation?
**A:** Our professional packing teams ensure all packages are safely handled.
**Q6:** Can you provide samples?
**A:** Yes, we can provide samples according to your requirements.
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