Bolt Manufacturers and Factory

Bolt

Brand : GJJ

Product origin : Liaoning, China

Delivery time : 15 days after receiving payment

Supply capacity : 100000 pcs/ month

Bolts: Mechanical parts, threaded threaded fasteners with nuts. A type of fastener consisting of a head and a screw (with an external thread) is required to fit the nut for fastening the connection of two parts with through holes.

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hoist bolt M24x230 gjj model for mast section

· Lots spare parts in stock

· professional technology

hoist bolt M24x230 gjj model for mast section

· Hex bolt, Hexagon Bolt

· Metric Standard:DIN,ISO,JIS

· Certificate:ISO9001:2000

· Material: Carbon Steel,Alloy Steel

· Hexagon Bolt,Hexagon Nuts, Fastener

· equipment:Hardness test, torque test, salt spray endurance test, mechanical sizes test,certification and etc as per your need.


Certificate:

ISO9001;2008

Product name:

Hex Bolts ,Hexagon Bolts,Hex Head Bolts

Metric Standard:

DIN933,DIN931,DIN558,DIN601,DIN960,DIN961,ISO 4014,ISO 4017,JIS 1181                      

We also could produce un-standard products according to

customers'drawings or requirements

Class or Grade:

class/grade 4.8, 5.8, 6.8,8.8, 10.9, 12.9

Head Mark:

TBF4.8, TBF5.8,TBF6.8,TBF10.9,TBF12.9

We can mark the customers'abbreviations,such as "T 4.8" "T5.8" etc.

Material: 

1. Low Carbon Steel: C1008/C1010/C1015

2. Middel Carbon Steel: C1030/1035/1040/1045

3. Alloy Steel: 40CR

Size:

M6-M36

Length:

16mm-300mm

Finishing: 

1. Plain

2.White Zinc Plated : CR3+ , CR+6

3.Yellow zinc plated 

4. Black zinc plated

5.Black

6.Heat treatment

7.H.D.G

8.Dacrotized

Packing; 

Normal packing way: bulking in cartons, 25kgs/carton, 36cartons/ wood pallet (900kgs each pallet)

Also can pack products according to customers' requirement

 

Company Information

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SYM HOIST & TOWER CRANE QUIPMENT CO.,LTD located in Shenyang China is one of the biggest supplier and export of tower crane, luffing crane , topless crane , passenger hoist along with the spare parts for them. With 20 years' experience on tower crane rent , installation , repair and reconstruction, the company has more than 50 experienced mechanical and electrical engineer responsible for the installation guide, failure diagnosis, maintainance and reconstruction for the tower crane at the construction site.
Having a long-term and good cooperative relationship with China's most famous manufacturer of tower crane and passenger hoist like YONGMAO, SANYO, Sichuan SCM, Zoomlion, GJJ, BAODA,etc. The company can offer you the best quality original tower crane and passenger hoist with most competitive price.

Our Advantages

QQ20180709160353QQ20180709164114 

Why Choose US

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Our Certificate

QQ20180717105308

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    +86008615140004572