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Durable Two-Piece Metal Hexagon Nuts for Industrial Applications
US$0.055
100-998 Pieces
US$0.053
999-49,999 Pieces
US$0.03
50,000+ Pieces
Sample price:US$0.15/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

DIN980(M)

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB

Grade

4.8

Surface Treatment

Passivated, Zinc Plated (Blue/White/Yellow), Black

Thread Size

M3-M20

Temperature Resistance

-50°C to +400°C (No Nylon Insert Degradation)

Applications

Automotive, Machinery, Railways, Wind Turbines, in

Transport Package

Woven Bags / Cartons

Specification

M3-M20

Trademark

CL

Origin

Handan Hebei

Key features

All-metal lock insert creates constant thread friction, preventing loosening under severe vibration.
Eliminates nylon nut aging/heat failure; fully metal design stays locked even in high-temperature environments.
Meets ISO 2320 standards, 80% higher anti-loosen performance than standard hex nuts, retains torque after repeated use.
Ideal for industrial machinery, automotive, wind turbines, and railways where secure fastening is critical.
Outperforms nylon lock nuts heat-resistant up to 400 no plastic aging 2x longer service life

Company profile

Handan Chang Lan Fastener Manufacturing Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedProduct Certification
Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤1.79hTerms of Payment: Western Union, PayPal, D/P, etc.International Commercial Terms(Incoterms): FOB, DAP, EXW, CIP, CPT, CFR, CIF, Others, FCA, DAT

About Our Factory & Business Background

AddressLin Ming Guan Zhen Bei Shi Kou Cun Dong, Yongnian District, Handan, Hebei, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsScrew, Bolt, Nut, Anchor Bolt, Flat Washer, Expansion Bolt, Threaded Rod, High-Strength Bolt, Self-Drilling Screw, Drywall Screw

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:why should you buy from us not from other suppliers?
A:
we are manufacture for bolts and nuts have several Taiwan machine do products ,hot forging &cold forging all can supply and our quality for export no problem . still now have many customers in global
Q:how can we guarantee quality?
A:
Always a pre-production sample before mass production; Always final Inspection before shipment;
Q:who are we?
A:
We are based in Hebei, China, start from 2015,sell to Domestic Market(40.00%),Africa(30.00%),South America(10.00%),Southeast Asia(10.00%),Southern Europe(5.00%),Northern Europe(5.00%). There are total about 11-50 people in our office.

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