Products

DESCRIPTION

Basic Info

Model NO.	ZBRF
Certification	ISO14001, ISO9001, Arema, BS, ASTM, Uic
Type	Track Train
Bolt Material	Q235; 35#Steel; 45#Steel; 40cr
Bolt Grades	4.6; 4.8; 5.6; 6.8; 8.8; 10.9
Surface Treatment	HDG; Color-Zinc Plated; Dacromet
Standards	as, Arema, DIN
Certificate	SGS ISO9001, Crcc
Delivery	25-30 Days
Free Sample	Yes(According Your Products)
Payment	Tt/ L/C
Delivery Time	Within 30 Days
Part	Track Bolt
Bolt Grade	4.8
Color	Customized
Transport Package	Woven Bag and Wood Pallet
Specification	SGS
Trademark	ZBRF
Origin	Taicang, Jiangsu
Production Capacity	36000 Tons

Product Description

Carbon steel 8.8 segment bolt for tunnel

Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.

Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products.

We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.

Our products are mainly made through hot forging. The threads of rail screw spikes are made by hot rolling with special threading machines. We produce metric threads, BS, BSW, TR thread, or round threads.

Our high strength bolts come in different specifications of Class 4.8, 4.6, 5.6, 5.8, 6.8, 8.8, 10.9, and 12.9. A variety of non-standard fastening is also available. We can customize our products using customer drawings or samples as well.

Material	Carbon Steel, 35#, 45#, Q235
Grade	4.6, 4.8, 6.8, 8.8, 10.9
Usage	railway fastener
Standard	DIN, ANSI, AREMA, GB, GOST...
Surface couating	HDG, black, plain oiled