Description
water well drill pipe
Using to projects of mine
blasting,water well drill ,geothermal well drill,pipe-shed support
drilling,coal mining and non-ferrous mental mining and so
on.
|
OD: |
*9mm ( 3 1/2 inch) thread drill pipe from
China supplier |
|
Grade: |
E*5/R**0/G**5/S**5 |
|
Length: |
(2~*2.5
meters) |
|
Wall
Thickness: |
9.*5mm |
|
Connection: |
*9mm(internal upset)/**5mm(external
upset) |
|
Tool Joint: |
*5CrMo |
|
Apply to: |
well drilling,mining drilling,gas
drilling |
|
Safe drilling depth: |
Within ***0
meters |
|
Process
type: |
Friction welding
drilling |
|
Thread
type: |
NC*1 |
|
Thickness
style: |
Internal and External
Upset |
|
Thread
treatment: |
Phosphorization, copper
plating |
Zhongxin company main products include: drilling equipments, And
mainly manage manufacture the drilling equipment and accessories,
specializing in the drilling machine, mud pump and well drill pipe,
geological drill pipe, petroleum drill pipe, trenchless drill pipe
and other products.
The company has the most advanced drill pipe upsetting equipments,
straightening machines, continuous quenching furnace and a variety
of molding process and machining equipments, as well as the product
lines of drill pipes and connections, all the product lines
equipped with the friction welding and bulk heat treatment
equipments. Also configured the ultrasonic fault detector, the
infrared thickness gauge, hardness tester, the screw thread gauge
and other precision measuring instruments. The production strictly
in accordance with API standard, and complete inspection and
maintenance of production and inspection records, make each product
of each working procedure have traceability, to ensure the high
quality of the products. The company passed the certification
ISO***1, can product American standard, European standard types of
drilling tools, can also according to customer demand design,
manufacture special specifications of the drill pipes.
