Your Best Coupling Nuts Manufacturer in China

Working as coupling nuts manufacturer almost 20 years, T&Y hardware always try our best to supply our custom qualified long coupling nuts, We can offer you Standard coupling nuts, heavy hex coupling nut, reducing coupling nuts, heavy hex coupling nut, right and left hand threaded coupling nuts, fine thread coupling nuts  per your custom, Request quick coupling nuts quote today

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  • Standard

Full line Coupling Nuts Offered- T&Y Hardware

Coupling nuts also called for long hex nuts, workers usually use this to connect both thread bar or bolts together, T&Y hardware offering you all kits for your assembly of your project, Common spec for coupling nuts as below

Coupling nuts

Standard: DIN6334

Size: M5-M64 per metric size,1/4”–3” per inch size

Castle Nuts

Standard: Per Custom

Size: M5-M64 per metric size,1/4”–3” per inch size

Flange Nuts

Standard: DIN 6923 ISO4161 ,DIN 6926 &IFI

Size: M5-M64 per metric size,1/4”–3” per inch size

Your Professional Coupling Nuts Suppliers

One-stop solution for Coupling nuts suppliers in China ,Any material for T&Y Hardware Industry

One Stop Solution Coupling Nuts

T&Y Hardware offering all types of lock , Metric standard :DIN 985,DIN 982,ISO 7040,ISO 10511


C1008,ST37,C1035,C1010,Q235,Q235B,Q195 ,C1045,40CR

Stainless 304,316 ,A2-70,A4-80,A4-70,UNS S32304,UNS S31803

Why Choose T&Y hardware Coupling Nuts?

T&Y hardware is a professional coupling nuts manufacturer and exporter in China, We tend to offer you a one-stop solution for coupling nuts and bolts.

T&Y hardware also can OEM all types of coupling nuts to assist your project, usually coupling nuts required to fit thread rod, common is the right thread, while some customers required left-hand thread rod, we offer them left-hand thread bar to assembly.

For raw material, T&Y hardware offers common material carbon steel class 6/8, if you need aluminum coupling nuts, we can supply you Aluminum 6061 and 7075 Coupling nuts, with Anodizing different colors. About machinery brass thread rod, T&Y hardware also offer you CNC brass and cooper coupling nuts

As an ISO 9001 certificated coupling nuts manufacturer, T&Y hardware controls processing very strictly,we can follow up with different standards such as DIN, IFI, JIS, BS, AS.

In one word, T&Y hardware is a one-stop solution for coupling nuts manufacturers, we can offer all types of coupling nuts per custom, send us you inquire, we will respond to you with a good price


1 Can you offer special  Coupling Nuts?

R: Yes, T&Y hardware has own R&D dept, we can offer you all types of coupling nuts per your drawing or samples, DIY coupling nuts is welcome

2 What is coupling nuts capacity?

R: T&Y hardware can offer 300 tons per month, with the fastest response and quick shipment

3  Can you offer free coupling nuts samples for testing?

R: T&Y hardware supply you free standard samples for checking quality, if for a special item, we will ask you for some samples charge

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