|Place of Origin:||China|
|Model Number:||hollow drill steel|
|Minimum Order Quantity:||1 piece|
|Packaging Details:||standard hollow drill steel package: Standard package by wooden case or customized by your request.|
|Delivery Time:||15 days|
|Supply Ability:||100000 pieces/month|
|Processing Type:||Hot Rolled||Shape:||Hexagonal And Round Drill Rod|
|Size:||B19, B22, B25, B28, B32, B35||Feature:||Increased Hardenability|
|Material:||High Quality Carbide And Steel||Product Name:||Hollow Drill Rods|
hollow drill bit,
rock drill steel
H22 H25 Hollow Drill Steel Tapered Rock Drill Steel Rod Tapered Hexagonal
The hollow drill steel is vital material for make drill rods.It is typically supplied as steel hollow bars that made from premium grade steel and through closely-controlled metallurgical processes.The result is quality hex hollow drill steel with increased hardenability,uniform grain structure,and excellent machinability,which is difficult to break.Drill rods made of our hollow steel bars deliver stable drilling performance and extended wear life.
The hollow rock drill rod we supply are produced from the finest quality steel material, designed to withstand the stresses developed by the high powered drilling machines.The major applications include mining, quarrying, tunnelling, welling and civil engineering.
1. Quality performance and field of application for products
Hex steel for Quarrying Rock Blast Hole hollow Drill Rod
and rock drill rod is required to have high anti-impact, abrasion resistance capacity; the products are mainly used for steel for rock drill head and rock drill rod.
2. Main grade of drill rod :
30CrNi4Mo 40CrMnMo FF-710 K24729 55SiMnMo 35SiMnMoV18-25Cr2Ni4WA 25CrMnSiNi2MoA
3. Processing route:
EAF + LF + VD + concastng steel billets + hot rolled+cold drawn HEX steel bar+Center hole
1. Packing details : Wooden case and steel bundle.
2. Handling time for an order
Based on order quantity, normally it takes 15-30 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: We suggest Express like DHL/UPS/TNT/FEDEX/EMS or by air.
Bulk order: We suggest by sea shipment.
Why choose our Drill Steels?
1. Threaded rock drill rod connect with button bits perfectly for drilling holes
2. Stable and mature welding technology ensure high quality of bits
3. Accurate dimension of taper degree perfectly matches the button bits
4. work reliable and very cost-effective
5. Rod bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment
6. Our Rock drilling tools exported throughout the world. Main market: Norway, USA,Canada,Brazil, Uganda,UAE, Philippines, Thailand etc.
Keywords: drill rod | la barra de taladro | broca Rod | forer tige | Bohrgestänge | çubuk matkap | drill rod hard rock Mining Integral drill steel,Integral drill rod
We specialize in Rock drilling tools, including rock drill bits,tapered drill tools,threaded drill tools,Down the hole drilling tools ( DTH ), which are widely used in mining , quarrying , well drilling and construction . All these products are compatible with other world world leading brands such as Atlas Copco , , Mitsubishi and Boart Longyear.
Test is the best way to find suitable rock drilling tools, for samples please Email email@example.com