High Tensile Joint Nut 40Cr Hex Coupling Nut for Railway Fastening Connector

High Tensile Joint Nut 40Cr Hex Coupling Nut for Railway Fastening Connector

Coupling nuts are used in joining threaded rods where span of application exceeds 144" or where a threaded fitting is used with threaded rod in suspension applications. ASTM A-563 Grade A. ASME B1.1 UNC Class 2B thread requirement. Zinc plating, retards the corrosion rate in a normal atmosphere.

Hex Coupling Nuts are defined by their elongated hexagonal shape and used to connect two pieces of threaded material at opposite ends. A coupling nut has a sight hole which allows visual verifications that the threads are fully engaged. Hex coupling nuts are made to be highly enduring and able to suit the wide variety of applications they are commonly used for.

1. Right hand thread

2. Coupling nuts are threaded fasteners for joining two male threads, most commonly threaded rod

3. Coupling nuts are used to make up long rod assemblies from shorter lengths of rods

4. Stainless steel

Specifications

ASTM A563

Contract Catalog Item: Y

Diameter: 1/2"

Diameter-Thread Size: 1/2"-20

Finish: Zinc

Grade: A

Length: 1-3/4"

Material: Steel

REACH: Y

Specification: ASTM A563

System of Measurement: Imperial (Inch)

Thread: Fine

Thread Size: 20

Type: Coupling Nut

Wrench Size: 11/16"

Product Weight: 0.1078 lbs.

DIN 1479

Contract Catalog Item: Y

Diameter: M8

Diameter-Thread Size: M8-1.25

Finish: Plain

Grade: Class 5.8

Length: 35mm

Material: Steel

REACH: Y

Specification: DIN 1479

System of Measurement: Metric

Thread: Coarse

Thread Size: 1.25

Type: Coupling Nut

Wrench Size: 13mm

Product Weight: 0.065 lbs.

DIN6334

M20

Contract Catalog Item: Y

Diameter: M20

Diameter-Thread Size: M20-2.5

Finish: Zinc

Grade: 6

Length: 60mm

Material: Steel

REACH: Y

Specification: DIN 6334

System of Measurement: Metric

Thread: Coarse

Thread Size: 2.5

Type: Coupling Nut

Wrench Size: 30mm

Product Weight: 0.426 lbs.

M16

Contract Catalog Item: Y

Diameter: M16

Diameter-Thread Size: M16-2.0

Finish: Zinc

Grade: 6

Length: 48mm

Material: Steel

REACH: Y

Specification: DIN 6334

System of Measurement: Metric

Thread: Coarse

Thread Size: 2.0

Type: Coupling Nut

Wrench Size: 24mm

Product Weight: 0.2646 lbs.

M30

Contract Catalog Item: Y

Diameter: M30

Diameter-Thread Size: M30-3.5

Finish:Zinc

Grade: 6

Length: 90mm

Material: Steel

REACH: Y

Specification: DIN 6334

System of Measurement: Metric

Thread: Coarse

Thread Size: 3.5

Type: Coupling Nut

Wrench Size: 46mm

Product Weight: 0.98 lbs.

Dimension

Details

Application

Photos for Reference

Founded in 2013, located at No.199 Huanlou Road, development zone Kunshan city, we Suzhou Zhongyue Railway Material Co., Ltd. Is a leading and reputed manufacturer of qualified railway fasteners in China.

We are certified by ISO 9001:2008. We have a complete set of inspection equipments to strictly control the quality of each production procedure and make sure all the products reach the international standards and customers’ requirements.

ZY team is composed of high professional senior engineers, professional technicians and a group of highly experienced operation workers, this is the strong guarantee of our products quality. We have our own R&D team, after-sales service team and quality-assurance team with the most advance technology and management concepts.

With advanced technology, comprehensive testing facilities, excellent management team and powerful processing capacity, our products have been exported worldwide. After many times of inspections by BV, SGS，ABS etc, our products have been well recognized by our customers. We are qualified supplier of Kazakhstan Railway, Thailand Railway, Zambia Railway, Indonesia Railway, Malaysia Railway, Sweden Railway, New Zealand Railway, American Railway, Canada Railway etc, supplying all kinds of railway material to them for many years without any quality complaint.

We not only can produce according to International standards, customers’ drawings and samples, but also can provide design proposal by our own high standard R&D department.

With the principles of quality first and customers first, ZY Rail enjoys bulk popularity and high reputation at home and abroad, while having many customers all over the world. With powerful strength and broad vision, ZY rail is moving towards internationalization of enterprises.