Black Oxide Coated Heavy Hex Bolts

• Customization: Available
• Material: Carbon Steel
• Type: Hexagon Head
• Model NO.: ASTM A325
• Head Style: Hexagonal
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Black
• Packing: Cartons+Plastic Bags
• Head Type: Hexagon Flange Head
• Surface Treatment: Black Oxide
• Origin: Zhejiang, China
• Production Capacity: 100000 Piece/Pieces Per Month

Product Description

item	value
Finish	Plain
Material	Steel
Place of Origin	China
	Zhejiang
Model Number	ASTM A325
Surface treatment	Black Oxide
Application	Industry
Packing	Cartons+plastic Bags
Head type	Hexagon Flange Head

Ningbo Steel Bolt Co., Ltd - FAQ

FAQ

1. Are you a manufacturer or trading company?
   
   The Ningbo Steel Bolt Co., Ltd is a manufacturer of fasteners with years of experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.



2. Do you provide OEM/ODM services?
   
   Yes, Ningbo Bolt accepts OEM/ODM services.



3. How do you guarantee quality?
   
   Ningbo Bolt follows strict quality control measures from raw materials to finished products, adhering to the ISO9001 quality management system, ensuring 100% qualified products with lifetime warranty support.



4. How can I trust you?
   
   Ningbo Steel Bolt Co., Ltd is a reputable fasteners factory in China, with a Gold membership on *** and Made in China, backed by credit guarantees from *** Group.



5. What about your pricing?
   
   Ningbo Bolt offers high-quality products at reasonable prices. Contact us for a quote.



6. How do you control quality?
   
   Every production link is inspected by Ningbo Bolt QC, and Mill Test Certificates (MTC) are provided upon completion of goods.



7. Do you provide free samples?
   
   New customers can request free samples for standard fasteners, with express charges covered by the client. Old customers receive free samples with express charges paid by Ningbo Steel Bolt Co., Ltd.



8. Do you accept small orders?
   
   Yes, Ningbo Steel Bolt Co., Ltd accepts orders of any size, with a wide range of stock available for fast delivery.



9. What is your delivery time?
   
   Goods in stock can be delivered within 15 days, while larger quantities may take 25-35 days.



10. What is your packing method?
    
    Ningbo Steel Bolt Co., Ltd packs products in 20-25kg cartons, with customized packaging options available upon request.



11. What are your payment terms?
    
    Payment methods accepted include T/T, L/C, D/P for general orders, and Paypal, Western Union for small or sample orders.