ASTM A490 Type 1 Black Oxide Bolts

• Customization: Available
• Material: Steel
• Type: Hexagon Head
• Model NO.: A490
• Head Style: Hexagonal
• Standard: ANSI
• Grade: /
• Application: Machinery, Chemical Industry, Environmental, Building, Industry
• Finish: Plain
• Packing: Cartons+Plastic Bags
• Head Type: Hexagon Flange Head
• Surface Treatment: Black Oxide
• Transport Package: Carton+Pallet
• Specification: M6-M100
• Trademark: ningbo-bolt
• 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	A490
Material	Steel
Surface treatment	Black Oxide
Application	Industry
Head type	Hexagon Flange Head
Packing	Cartons+plastic Bags

Ningbo Steel Bolt Co., Ltd - FAQ

Frequently Asked Questions

1. Are you a manufacturer or trading company?

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 Steel Bolt Co., Ltd accepts OEM/ODM orders.

3. How do you guarantee quality?

We maintain strict quality control from raw materials to finished products, following the ISO9001 quality management system. All our products are 100% qualified and come with a lifetime warranty.

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. We have credit guarantees from *** Group, and you can place orders directly through ***.

5. What about your pricing?

We offer high-quality products at competitive prices. Contact us for a quote, and we will provide pricing promptly.

6. How do you ensure quality control?

Our QC team inspects every production link for each batch of goods. We provide MTC and mill certificates upon completion of the goods.

7. Do you offer free samples?

New customers can receive free samples of standard fasteners, with the client covering express charges. For existing customers, we provide free samples and cover express charges.

8. Do you accept small orders?

Yes, we accept orders of any size. We maintain stock for various fasteners and can produce them quickly.

9. What is your delivery time?

If the goods are in stock, we can deliver within 15 days. For larger quantities, delivery may take 25-35 days.

10. How do you pack your products?

Our standard packing is 20-25kg per carton, with 36 or 48 cartons per pallet. We can also customize cartons with logos or according to customer requests.

11. What payment methods do you accept?

We accept T/T, L/C, and D/P for general orders, and PayPal and Western Union for small or sample orders.