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Zinc Plated Carbon Steel Hex Nut, Standard Hexagonal Fastener Hardware
| Place of Origin | GuangDong Dongguan |
| Brand Name | SITUO |
| Certification | ISO9001 & TS16949 |
| Model Number | ST2026-500012 |
zinc plated carbon steel hex nut
,standard hexagonal fastener hardware
,CNC nuts with zinc plating
This Zinc Plated Carbon Steel Hex Nut is a standard hexagonal locking fastener widely used for mechanical assembly, building engineering, automation equipment and general industrial connection. Made of high-quality carbon steel with complete galvanized surface treatment, it features high structural hardness, excellent anti-rust performance and strong locking capacity. Standard hexagonal size enables quick wrench clamping for easy manual and mechanical tightening, suitable for matching standard bolts and studs in various indoor and outdoor working scenarios.
Fabricated per international metric & DIN standard thread specifications. Complete thread tooth profile ensures smooth screwing without thread slipping, jamming or mismatched assembly clearance. Every nut undergoes thread gauge inspection for tight fit with matched bolts, resisting loosening under regular mechanical vibration.
Professional electro-galvanized surface treatment provides uniform zinc coating covering the entire nut surface including thread inner wall, effectively isolating air, moisture and dust. This enhances rust and oxidation resistance, extending service life in conventional humid, indoor and outdoor working environments.
One-piece hot-forged & stamped carbon steel molding ensures uniform internal metal structure. The hex edge is thickened to resist cracking or rounding off during high-torque tightening. Flat vertical end face ensures even stress bearing, stable locking effect, and excellent load-bearing and anti-torsion performance for long-term fixed assembly.
Standard die forming controls unified hex size, thickness and thread tolerance. Interchangeable for same-spec standard bolts and compatible with electric wrenches, manual wrenches and automatic assembly machines. No manual trimming required for batch installation, improving overall assembly efficiency.
- Mechanical equipment frame fastening & component assembly
- Construction steel structure, pipeline and bracket connection
- Automation machinery, transportation tool hardware locking
- Furniture hardware, electronic equipment general fixing
- Daily industrial assembly and maintenance replacement fasteners
Solution: Full zinc-plated anti-rust coating provides stable corrosion resistance for outdoor regular use.
Solution: Standard gauge-tested thread ensures tight meshing, enhancing anti-loose performance.
Solution: High-hardness carbon steel integral molding prevents corner collapsing during fastening.
SITUO Hardware supplies full-size zinc plated carbon steel hex nuts from M2 to M30. Custom galvanized color (white zinc, yellow zinc), size specification and bulk packaging are available. We support customized strength grade processing. With strict dimension and thread inspection, we supply qualified standard hexagonal fasteners for wholesale, project procurement and equipment matching.
We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.
Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.
Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.
Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.
Major Customers: BO-SCH, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia.
| Main Products | Stainless steel screws, carbon steel screws, pins, rivets, nuts, eccentric nails, embedded parts, and other fasteners. |
| Business Type | Factory / Manufacturer |
| Services | CNC Machining, Turning and Milling, CNC Turning, Cold heading, Stamping, Assembly Service |
| Materials | • Aluminum: AL 6061-T6, 6063, 7075-T etc • Stainless steel: 303,304,304L,316L,316F,630,410,420,430, etc • Steel: 4140, Q235, Q345B,20#,45# 1215,12L14,1144,1006,1008,1010,1015,1018,10B21,1035,1065 etc. • Alloy steel: 5140,4135,4140,3435,5120,415,435,440 etc • Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc • Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc • Copper, bronze, Magnesium alloy, Delrin, POM, Acrylic, PC, etc. |
| Finishes | Sandblasting, Anodize color, Blackening, Zinc/Nickel Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing, Chrome Plating, Knurl, Laser etch Logo, etc. |
| Drawing Formats | STEP, STP, GIS, CAD, PDF, DWG, DXF etc or samples. |
| Tolerance | ±0.01mm ~ ±0.05mm |
| Surface Roughness | Ra 0.1~3.2 |
| Inspection | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier, CMM, Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge |
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