High Quality of The Allen Bolt with Knurled of The Head for DIN912 Standard Which Made of Brass Material Hex Bolt Stud Bolt Bolts Nuts Washers

• Material: Stainless Steel
• Type: Hexagon Socket
• Connection: Common Bolt
• Head Style: Hexagon Socket
• Standard: DIN, GB, JIS
• Grade: 304/316
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Original
• Customization: Available
• Thread: Full Thread
• Service: OEM/ODM
• Color: Plain
• Transport Package: Carton
• Specification: Customized
• Trademark: Yizhuang
• Origin: China
• Package Size: 14.50cm * 12.50cm * 8.50cm
• Package Gross Weight: 5.000kg

Product Description

Product Description

Description:

Stainless steel bolts are high-performance fasteners manufactured from corrosion-resistant stainless steel alloys, offering exceptional durability and reliability across a wide range of industrial, construction, and marine applications. Available in multiple grades including austenitic A2 (equivalent to 304) and A4 (equivalent to 316), these bolts provide excellent resistance to rust, chemicals, and environmental degradation. Grade 316 stainless steel bolts offer superior corrosion resistance, particularly in marine environments and applications involving acids and chlorides, while grade 304 is commonly used for general-purpose applications. These bolts are produced in various property classes including 70 and 80, with class 80 typically manufactured in grade 316 for higher tensile strength requirements.

Engineered to meet international standards including ISO 3506, ASTM A193, and ASTM A320, stainless steel bolts are suitable for high-temperature, high-pressure, and low-temperature service applications. They are widely used in mechanical manufacturing, automotive assembly, building construction, marine equipment, chemical processing, and electronic device assembly. Available in a comprehensive range of sizes, thread configurations, and head styles including hex head, socket head, and countersunk designs. With their combination of corrosion resistance, mechanical strength, and long service life, these fasteners provide reliable, maintenance-free performance in the most challenging environments. For detailed specifications and custom requirements, please consult the supplier directly.

Standard Code	Material Category	Diameter Range	Range Of Sizes
DIN 7991	Carbon steel, Alloy steel, Stainless steel	M3 – M24	6 – 200 mm (typical)
ISO 10642	Carbon steel, Alloy steel, Stainless steel	M2 – M20	6 – 200 mm (typical)
GB/T 70.3	Carbon steel, Alloy steel, Stainless steel	M2 – M20	6 – 100 mm (common)
GB/T 2673.1	Carbon steel, Alloy steel, Stainless steel	M2 – M10	6 – 80 mm (common)

Socket Countersunk Head Bolt

Socket Cap Head Bolt

Size: M5, M6, M8, M10, M12, M14, M16, M18, M20

Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm

Grade: 304, 316

Size: M5, M6, M8, M10, M12, M14, M16, M18, M20
 
Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
 
Grade: 304, 316

Hex Flange Bolt

Hex Head Bolt

Socket Button Head Screw

Size: M5, M6, M8, M10, M12, M14, M16, M18, M20
 
Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
 
Grade: 304, 316

Size: M5, M6, M8, M10, M12, M14, M16, M18, M20
 
Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
 
Grade: 304, 316

Size: M5, M6, M8, M10, M12, M14, M16, M18, M20
 
Length: 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35mm
 
Grade: 304, 316

Customization	Available
Material	Stainless Steel
Connection	Common Bolt
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Polishing
Thread	Full Thread
Service	OEM/ODM
Delivery	15-20 Days
Payment	T/T, L/C, DP,and so on
Color	Plain
Transport Package	Carton
Specification	Customize
Trademark	Yizhuang
Origin	China

Main Products

Company Profile

Shanghai Yizhuang Metal Co., Ltd was established in 2015. We are a professional Manufacturer who produce Stainless Steel Wire and also have a production workshop for stainless steel fasteners, titanium and alloy fasteners. Beside our own production Line, in order to satisfy our export Customer's specific request, we also worked with other professional factory on carbon steel. Adhering to the "Sincerity – centered and customer's interest first" concept. We win a lot of long term customer in Asia, South America, middle east.

As a leading manufacturer in the industry, we have advanced production equipment and a technical team, focusing on product quality and process details. We use high-quality raw materials, undergo precise processing and strict inspection to ensure that each product is durable, environmentally friendly and easy to clean, and has anti-bacterial and anti-corrosion properties, while ensuring that each product meets international standards.

Company Advantage

Our Services

Certifications

Exhibition

Packaging & Shipping

FAQ

Q1: Can I get customized specifications for fasteners/tubes? 
A: Yes. We support custom sizes, materials, surface treatment, thread standards (DIN/ANSI/ASTM/ISO) based on your drawings or requirements.

Q2: What materials are available?
A: Carbon steel, stainless steel (304/316L), duplex steel, alloy steel, copper etc. We can provide material test certificates (MTC).

Q3: Can I request samples before bulk order? 
A: Samples are available. Small samples can be free while freight cost is normally on buyer's side. We can arrange sample delivery within 3–7 working days.

Q4: How long will I receive your quotation?
 A: We usually send formal quotation within 24 working hours after receiving your detailed inquiry (specification, quantity, destination port).

Q5: What is your minimum order quantity (MOQ)? 
A: MOQ depends on items. Standard products accept small orders; customized goods require negotiated minimum quantity.

Q6: Which payment terms do you accept? 
A: We support T/T, L/C at sight, Western Union. For new clients, we normally require 30% deposit before production.

Q7: What is your production lead time? 
A: Standard goods: 3–10 working days; customized products: 15–30 working days according to production schedule.

Q8: Which shipping methods can I choose? 
A: Sea freight, air freight, express (DHL/FedEx/UPS) are optional. We can quote freight cost together with goods price.

Q9: Which ports do you ship from? 
A: Mainly Shanghai, Tianjin, Qingdao port, flexible as your request.

Q10: How do you pack the goods? 
A: Standard export packing: cartons + pallets, or wooden cases to avoid rust and damage during transit. Custom packing acceptable.

Q11: What shipping documents can you provide? 
A: Commercial invoice, packing list, bill of lading, MTC material certificate.

Q12: What should I do if goods have quality issues? 
A: Please provide photos/video evidence within 7 days after receiving goods. We will discuss replacement or compensation after verification.

Q13: Can you help solve installation/technical questions? 
A: Our technical team provides professional support. Send your technical questions anytime, we will reply promptly.