ASTM A320 Grade Heavy Hexagon Bolt Hex Head Black Screw Bolts

• Customization: Available
• Material: Carbon Steel, Stainless Steel, Alloy Steel
• Type: Hexagon Head
• Model NO.: ASTM A320
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS
• Grade: 4.8/8.8/10.9/12.9
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Black/Yzp/Bzp/HDG/Dacromet/Plain
• Delivery: 5-10 Days in Stock, 10-30 Days Not in Stock
• Head Mark: Customized
• Thread Length: Full Thread/Half Thread
• Size: M3-M100
• Customized: Yes
• Transport Package: Plastic Bags+Cartons+Pallets
• Specification: as Request
• Trademark: LS or Customized
• Origin: Hebei, China
• HS Code: 731819
• Production Capacity: 50 Million Tons/Month

Product Description

Product Description

Standard	DIN,  ASTM, ISO, EN, UNI, NFE, GB
Grade	4.8, 8.8, 10.9, 12.9
Size	M3-M100
Material	Carbon Steel, Stainless Steel, Alloy Steel
Finish	Plain, Black, YZP, BZP,HDG, Dacromet, ect
Sample	Samples For Free
Customized	Yes
After Sales Service	We will follow up the requst strictly for customers, and will help customers solve problems after sale.

 

 

 

 

 

FAQ

Q1: Are you a factory or trading company?
A: We are manufacturer with 2 factories of our own in Hebei. Welcome to visit our factory!

Q2: Could you provide free samples? 
A: Yes, we can offer free samples for the items in stock, just need to pay shipping cost, it can be refunded to your orders.

Q3: Do you accept custom design on size and package?
A: Certainly! We specialize in crafting bespoke products tailored to the precise specifications of our valued customers. We also have carton factory to meet your individual packaging needs.

Q4: What's your delivery time?
A: As a factory, we understand that time is of the essence for our clients. We are committed to delivering quickly, typically within 5-7 days post-payment, with special arrangements for larger quantities to ensure timely delivery.

Q5: How to guarantee the Quality of Industrial Parts?
A: We are proud to be an ISO 9001:2000 certified company. Our comprehensive quality control system includes IQC (Incoming Quality Control), IPQCS (In-Process Quality Control Section), FQC (Final Quality Control), and OQC (Outgoing Quality Control) to meticulously monitor every production phase, ensuring impeccable quality in industrial parts.

Q6: What's the Advantage of Your Parts for Industry Products?
A: Our standout advantages lie in our competitive pricing, rapid delivery, superior quality and excellent service. 


Welcome your inquiry!