Hongniu Fasteners ANSI/ASME B18.2.1/DIN6921/ HDG/Zinc Plating/Black Oxide Hex Flange Bolt High Strength Precision Engineered 304/316/A2/A4 CS/Ss

• Customization: Available
• Material: ODM/OEM, ODM/OEM
• Type: Hexagon Head, Hexagon Head
• Model NO.: ANSI/ASMEB18.2.1/DIN6921/IFI111/JISB11891
• Connection: Common Bolt, Common Bolt
• Head Style: Hexagonal, Hexagonal
• Standard: DIN, ANSI, GB, JIS, BSW, GOST, DIN, ANSI, GB, JIS, GOST, Bsw, DIN, ANSI, GB
• Grade: ODM/OEM, ODM/OEM
• Application: Machinery, Chemical Industry, Environmental, Building, Machinery, Chemical Industry, Environmental, Building
• Finish: ODM/OEM, ODM/OEM
• Freight: Real-Time Quotation
• Shipping Time: 4-40 Working Days
• Logo: Customizable
• MOQ: Depends on The Size and Stock
• Transport Package: Carton Package
• Specification: ODM/OEM
• Trademark: ODM/OEM
• Origin: China
• Package Size: 23.00cm * 23.00cm * 25.00cm
• Package Gross Weight: 23.000kg

Product Description

Choose us, choose quality. Your reliable partner in fastening solutions.

Support the production and customization of various fasteners.
In Chinese, "Hongniu" means strength and excellence.
Our products live up to our name — high-quality fasteners that take your products to the next level.

Hongniu Fasteners

Business cooperation is based on honesty and trust.
We will do our utmost to be your reliable and long-term supplier, safeguarding the quality of your products.
Our relationship is not merely that of a buyer and a seller — we are partners who depend on each other to create both wealth and reputation.

Product Overview

Our Hex Flange Bolts are engineered to meet international standards including ANSI/ASME B18.2.1, DIN6921, IFI111, and JIS B1189. 
The flange head provides a larger bearing surface, ensuring a strong and secure connection without the need for separate washers. 
These bolts are ideal for applications requiring high strength, corrosion resistance, and precise assembly. 
Available in various sizes, materials, and finishes to meet customer-specific requirements.

Standard	Material	Size (Diameter x Length)	Thread Type	Strength Grade	Finish	Notes
ANSI/ASME B18.2.1	Carbon Steel / Stainless Steel	M6 – M30 / 1” – 6”	Full Thread	8.8 / 10.9 / 12.9	Zinc Plated / Hot-dip Galvanized / Black Oxide	Custom sizes available
DIN6921	Alloy Steel / Stainless Steel	M6 – M30 / 1” – 6”	Metric	8.8 / 10.9	Zinc Plated / HDG	High-strength bolts
IFI111	Carbon Steel / Alloy Steel	#10 – 1 1/4”	Unified	Grade 5 / Grade 8	Plain / Coated	Automotive application
JIS B1189	Carbon Steel / Stainless Steel	M6 – M30	Metric	8.8 / 10.9	Zinc / Black	Industrial machinery

Key Features

Packaging & Shipping

1. Made from high-strength alloy steel or stainless steel
2. Complies with ANSI/ASME B18.2.1, DIN6921, IFI111, JIS B1189 standards
3. Flanged head design reduces the need for washers and improves load distribution
4. Precision machining ensures tight tolerances and secure fastening
5. Suitable for automotive, machinery, construction, and industrial applications

1. Bulk + Cartons + Pallets
2. Small box / color box / plastic box available
3. Custom logo packaging accepted
4. Shipping: FOB / CIF / EXW, support sea/air/express

Company Profile

Company introduction

Yangzhou Hongniu Import and Export Co., Ltd. is the foreign trade subsidiary of Jiangsu Hongding Automotive Parts Co., Ltd.
It was founded in June 2000. Located in Tangzhuang Town Industrial Park, Gaoyou City, with convenient transportation.
The company covers an area of 35000 square meters and currently has over 300 employees, including 70 high-level and intermediate professional and technical personnel. Registered capital of 20 million yuan, total assets of 78 million yuan, and fixed assets of 56 million yuan. 
Main products: Various types of automotive parts and fasteners, castings and forgings, etc. 
Widely used in industries such as aerospace, machinery, wind power, textiles, automotive manufacturing, petroleum, forging, etc.
We have maintained cooperative relationships with dozens of large and medium-sized enterprises in China, and are highly valued by our customers due to our good reputation and excellent quality.

Why Choose Us 

1. 20+ Years Manufacturing Experience
2. ISO9001 Certified Factory
3. Support OEM / ODM & Custom Packaging
4. Fast Delivery and Competitive Price
5. Professional Export Team for the Europe, Australia, North and South America,etc.

Certifications

FAQ

Please feel free to talk more with us!

Q1: What is the minimum order quantity?
A1: Products in stock with no MOQ. If you need us to produce, the MOQ is 10,000pcs.
Q2: Can you provide a sample? 
A2: Sure, some samples are provided free of charge, but not including freight. 
Q3: How long is your delivery time? 
A3: Generally, it is 10-15 days if the products are in stock. or it is around 30 days to produce, and it is according to quantity. 
Q4: What is your payment method? 
A4:  T/T, 30% deposit in advance, balance payment before loading.  Order less than 5,000USD, 100% payment to reduce the bank charges. 
Q5: Can you customize the product according to the requirements of drawing sheets and so on? 
A5: Yes, please feel free to talk more details with us and send us the design drafts.