We are a rail fastening system manufacturer focused on offering reliable and qualified rail fasteners for customers from all over the world.
GK GROUP, which belongs to Nanchang Railway Buareau, is an enterprise manufacturing railway fasteners, whose products covering fields of railway, urban rail, mining, ect.
There are two factories located in Zhangzhou Fujian, which are all CRCC and ISO certificated, with total area about 320,000 ㎡, workers over 300, and annual sales volume over RMB 200,000,000.
Founded in 1960, With over 50 years specializing in railway fasteners, GK has served many demanding markets worldwide, including USA States, Chile, Argentina, Ecuador, Brazil, Thailand, Indonesia, Malaysia, Vietnam, Spain, Italy, Romania, England, Kazakhstan, etc.
What do we offer?
We have 4 automatic clip production lines with robot hands, which have the production volume for 60,000 pieces clips per day.
Avantages for robot hands production:
– Guarantee the dimensions stability
– Increase the quality
– Maximum the production volume
– Reduce labor cost
With the advanced forging production lines, we are able to produce screw spikes, rail bolts, rail clamp, rail anchor, and all other forged products.
– Advanced production equipment, mature production technology and perfect quality assurance system.
– High production volume, able to produce with the fastest speed.
– Mature management system with lowest cost, which guarantee the quality stability.
– Competitive price with best service.
We use lost foam casting process, the advantages as below:
– Without Limits.Lost Foam enables geometrically complex cast parts to be created with the highest quality.
– Dimensionally exact. – High dimensional accuracy and low tolerances.
– Better Surface. Surface smooth and less flaws.
– Without subsequent machining. Lost Foam is done without a core and without burrs so that there is almost no subsequent fettling work.
– Weight reducing. Lost foam enables the creation of thin-walled, filigree cast product.
– Environmentally friendly. Energy efﬁcient casting process with low emissions and closed mould material circulation.
With advanced injection machines, we are able to offer:
– Angle plate or rail insulator
– Rail pad
– Plastic dowel
– Other products according to customer’s needs
We are able to do various surface treatment with the most advanced technology. All the surface treatment is eco-friendly and finished in our own factory.
– Electrostatic spraying for rail clips. Anti-corrosion for 2 years.
– Darcromet for most rail fasteners. Anti-corrosion for 10 years.
– Zinc-nickel alloy co-permeation for most fasteners. Anti-corrosion for 20 years.
Our testing center the most advanced testing equipment:
– Universal testing machine
– Spectroscopic test machine
– Hardness Test machine
– Cold Bending Test Machine
– Fatigue test equipment for clip
– Fluorescent magnetic particle inspection machine
-Salt spray test equipment