Wholesale Excavator Bolt for Versatile Repair and Building Tasks

• Customization: Available
• Material: Carbon Steel
• Type: Hexagon Head
• Model NO.: BB-5
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS, BSW, GOST
• Grade: 12.9
• Application: Machinery
• Finish: Black
• Diameter: 57 mm
• Strength: High Tensile, Impact-Resistant
• Quality: 100% Inspection; Mtc Available
• MOQ: Flexible for Regular Sizes; to Be Confirmed for Cu
• Shank Type: Fully Threaded or Partially Threaded, as Needed
• Thread Direction: Right-Hand (Standard) or Left-Hand (If Required)
• Lead Time: Fast Delivery; Depends on Order Quantity and Custo
• Transport Package: According to Customer Needs
• Specification: Can be customized
• Trademark: HONGSTEEL
• Origin: China
• HS Code: 7318151090
• Production Capacity: 100000
• Package Size: 40.00cm * 35.00cm * 20.00cm
• Package Gross Weight: 30.000kg

Product Description

Detailed Photos & Description

 

M57 Shell bolt 

 

 

Mainly Product:

BOLT : DIN933, DIN931, DIN912,DIN603,DIN7985,DIN7991,DIN6921, ASME/ANSI B 18.2.1ASME/ANSIB18.2.3.1M,GB, BSW, ISO Hex bolt , carriage bolt, heavy hex bolt, flange head bolt, achor bolt ect
Nut : DIN934,DIN6923,DIN985,ISO4032 hex heavy hex nut, 2H nut,A563/A563M cap nut, nylon nut, ect
washer :flat washer DIN125, spring washer DIN127, lock washer,square washer,spring lock washer, plain washer ect
 

Shell Bolts are extensively used across a wide range of industries, including ports, electric power, steel, shipbuilding, petrochemical, mining, railway, construction, metallurgy, chemical industry, automotive manufacturing, plastic machinery, industrial automation, highway engineering, bulk transportation, pipeline systems, tunnels, slope protection, underwater operations, marine engineering, airport construction, bridges, aerospace, event venues, and other major industrial and infrastructure projects. These bolts are crucial in the assembly and securing of mechanical equipment and structural components. Shell Bolts offer excellent corrosion resistance, superior strength, reliable performance, and easy installation. With high-quality materials, secure packaging, and professional service, we adhere to our three core principles: quality assurance, reliable packaging, and excellent customer service.

Specification Table

Specification	Details
Product Name	M57 Shell Bolt
Type	Heavy-Duty Shell Bolt
Size	M57 (Diameter 57 mm)
Material	High-Strength Alloy Steel
Standards	Customized or as per customer drawing
Grade/Class	According to application needs
Thread Type	Metric Thread
Length	As per customer specification
Heat Treatment	Hardened and Tempered
Surface Finish	Plain, Black Oxide, Zinc Plated, Hot-Dip Galvanized
Tensile Strength	High tensile for heavy-duty fastening
Applications	Heavy machinery assembly, mining equipment, construction structures, impact equipment
Quality Control	100% inspection, hardness and tensile tests, MTC provided
Customization	Available for dimensions, threads, coatings
Packaging	Standard export cartons, wooden cases, or per request
Payment Terms	T/T, L/C; flexible based on order

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