high stength nut bolts/fasteners for railway/fasteners for a

railway

ZH type extension ring/overhead line fitting/electric fitting:

(1) ZH type extension ring contain many models.

(2) ZH type extension ring are  ring monoblock forging, and adopt hot-dip galvanized. 

(3) link fitting  has attained ISO9001:2000 quality management system certification.

(4) link fitting are used to link clamps to insulator,or to link insulator and ground wire clamp to  

      tower arms or substation structures.

(5) link fitting have special type and common type in accordanle with mounting condition.

(6) link fitting  are widely sold to Korea, Japan, Southeast Asia, Iraq, Zambia, the Middle East, 

     Arabia, Australia and other countries and regions

Features:

1.Stainless steel A453 Gr660 stud bolt
2.Standard:ANSI,ASME,ASTM,DIN
3Size: 6-M100(1/4-4inch), also according to customers' reqquirements.
4.Material:  inconel ,S32750,S32760,S31803,904L,Incoloy 925, ASTM A453- 660A,Inconel 625,     Hastelly C-22, Monel 400, Monel K-500, Nimonic 80A, Zr 702, Zr 705, 254SMO,  etc..

5 Packing: suitable for exporting

Description:

ASTM A453
A453 Gr660/ GH2132/ S66286/ DIN1.4890
Description
A453 Gr660 is used in application with temperature below 650, where has high yield strength and creep strength, also it has satisfying welding performance.

Features

• High yield strength and creep strength
• Satisfying welding performance
• High resistance to crevice corrosion and intergranular corrosion
• Excellent mechanical properties
• Good weldability

Chemical composition,%