High Tensile Q235 Steel Bolts And Nuts With Hot Dip Galvanized / Zinc Plated Surface

High Tensile Railway Track bolt

Railroad Grade 5.6 T Head Bolt

Track bolts are used to fasten rail ends together at a joint. The sizes of track bolts are varying with the requirements of the section of rail. The proper diameter and length of the track bolt can be determined by checking the applicable railway standard.

The track bolts can be classified into several types, such as, Button head oval neck track bolt, Diamond neck track bolt, Rail bolt NF F50-008, Fish bolt, Track bolt of Russian standard, Clip bolt, Clamp bolt and inserted bolt for Russia, , anchor bolt, T-bolt clamp and other special bolts, etc.

Application Criteria of Track Bolts

According to related rail standards, each joint needs to be bolted with at least two bolts in each rail tightened to approximately 400 foot-pounds of torque which develops between 25,000, and 30, 000 pounds of tension in the bolts.

1. Bolts in use have to be in the proper size and tightly in place.
2. Bolts have to be installed with AREMA spring washers whereas the nuts have to be installed against the spring washer.
3. Bolts have to be installed and the nuts have to installed alternately on the inside and outside of the rail.
4. When bolts and joint bars are moved away, the joint area of the rail and the contact surface of the joint bar have to be cleaned and the joint bar and the bolt threads have to be lubricated.
5. Safety standards require that on operation are permitted over rails where all bolts are missing or ineffective

Zhonfyue T Bolt

Size: M22 L=55,65,75, and 90mm
Material: Q235, 35#, 45#
Standard: UIC864-2

Grade: 4.6, 5.6, 8.8,10.9

Surface: Zinc Plated,Hot Dip Galvanized,Plain Oiled

Classification

Button Head Oval Neck Track Bolt

Diamond Neck Track Bolts

Other Bolts Available

• Button head oval neck track bolt
• Diamond neck track bolt
• Rail bolt NF F50-008
• Clip bolt with BSW thread
• Fish bolt used for rail joints (with railnuts and spring washers)
• Clip bolt HS26 & HS32
• Clamp bolt and inserted bolt for Russia
• Anchor bolt
• Special bolt
• Tunnel bolt

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.