Socket Head Screws Robust Constructions Structural Hex Socket Cap Screw Fastener Nut Bolt

• Customization: Available
• Materials: Carbon Steel (Q235), Stainless Steel (A2-70/A4-80)
• Applicable Temperature: -40℃~200℃ (Standard Model); -60℃~300℃ (High-Temper
• Model NO.: DIN929 Socket Head Screws
• Outer Dimension: Large (200-430mm)
• Length / Thickness: 8mm-200mm (Screws); 5mm-30mm (Nut Thickness)
• Product Standards: GB/T 5783, DIN 933, ISO 4017, ANSI B18.2.1
• Separated: Separated
• Applications: Medical Devices
• Features: Axial and Radial Load
• Factory: Factory
• Customised: Customised
• Thread Standard: GB Standard
• Head Type: Hex Head
• Locking Characteristics: Anti-Loose Self-Locking Anti-Falling
• Additional Features: Easy Disassembly Rustproof
• Transport Package: Carton/Wooden Box
• Specification: 200*300*45
• Trademark: EFANT
• Origin: Henan Luoyang

Product Description

Product Description

Screws and Nuts Description

Screws and nuts, as core components of mechanical connections, achieve both fixed and detachable connections through threaded engagement. They are widely used in various fields such as machinery manufacturing, automotive, construction, electronics, and aerospace. They feature reliable connections, convenient installation, and strong environmental adaptability. Different materials, strength grades, and anti-loosening structures can be selected according to different application scenarios to meet stringent requirements ranging from everyday fastening to extreme working conditions.

Specification

Core Specifications of Hexagonal Nuts

Metric Standards: (GB/ISO) Core Standards:

GB/T 6170-2015: Type 1 Hex Nut (Coarse Thread, General Purpose)

GB/T 6171-2015: Type 1 Hex Nut (Fine Thread)

GB/T 6172-2016: Bush-Type Hex Nut (Lightweight, Compact Space)

ISO 4032: Hex Nut (Coarse Thread, Equivalent to GB/T 6170)

ISO 4033: Hex Nut (Fine Thread, Equivalent to GB/T 6171)

Application

Application Industries	Application Scenarios
Machinery Manufacturing Industry	Machine tool assembly; construction machinery (excavator/crane) component fixing; general machinery (pump/fan) connection
Automotive Industry	Body welding and fixing; engine/transmission component assembly; chassis suspension system connection; electronic equipment installation
Aerospace Industry	Aircraft fuselage structure connection; engine blade fixing; satellite/rocket components
Construction and Infrastructure Engineering	Steel structure factory splicing; bridge bearing fixing; precast concrete component connection and installation
Electronics and Electrical Appliances Industry	Home appliance (air conditioner/refrigerator) casing fixing; electronic product (mobile phone/computer internal assembly; circuit board fixing)

Support Customization of Non-standard Sizes

We support customization of non-standard sizes (special lengths, rod diameters, thread specifications); materials (such as high-temperature alloys, flame-retardant plastics) and surface treatments (special coatings) can be adjusted as needed; bulk purchase discounts are available, and printing (brand logo / specification markings) and customized packaging are supported.

Certifications

Luoyang Efind--Our Factory

Luoyang E-find Precision Bearing Manufacturing Co. Ltd. was established in 2004. The company is located in Luoyang, China's bearing manufacturing base, specializing in the research and development and production of high-precision cross roller bearings, rotary table bearings, harmonic reducer bearings, slewing bearings and non-standard bearings.