Water Well Drilling Pipes Diameter 89mm With 3 1/2" API Standard
Reg DTH Drill Pipe
Describtion
Water Well drill rods widely used in geological exploration, coal
mining, water conservancy & hydropower, highway, railway, bridge, building construction etc.
The type have exploring water well rods, exploring water spiral
drill rods, outburst-prevention drill rods, DTH drill rods, triangle drill rods, anchor-shank drill rods, extension rods, EU
drill rods, RC drill rods, KLEMM drill rods, Ingersoll Rand drill
rods etc.
Our SD drill rods produced by CNC machine, and choose high grade
steel material thru heat treatment of the steel tube & thread joint to improve the steel material streagth and insurance the
thread wear life.
| Product | Water well DTH drill pipes |
| Size | 3-1/2" (89mm) |
| OD | 89mm |
| Wall thickness | 8mm |
| Joint | 2-7/8" API reg or 3-1/2" API reg |
| Length choose | 1.5m, 3m, 4.5m, 5.8m, 6.1m, 7m, 8.8m, 9.7m, 12m or based on yours. |
| Thread Connection choose | API REG, API IF, API NC, FH, XH. |
| Steel grade | Steel grade: R780, J55, E75, X95, G105, S135. |
| Spanner flats | with |
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 10 days for production.
Only 2 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or
by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before
shipping out.
5. After Services:
a. Our sales team will response for your question within 24 hours
(Holidays Excluded)
b. Technical Support will be available at any time
c. Free replacement will be provided once the failure confirmed
caused by our product quality
