Main Product

Advanced equipment produces tools that meet the toughest demands

Standard：API Spec 5DP
Grade：E,X,G,S,V,SS75,SS95,SS105
Size：2 3/8"--6 5/8"
Connected Type:NC,FH,THDS,THHT,THXT

Standard：API Spec 7-1，API Spec 7-2
Processing：Integral、Welding
Size：3 1/2"--6 5/8"
Length：9.2m--13.5m
Type：HWDP、Spiral-HWDP

Standard：API Spec 7-1、API Spec 7-2、 NS-1
Type：Slick、Sprial、Non-Magnetic
Grade： 4145H、4145HMOD、P530 、P550、P650
Size：3 1/8"--14"

PDC Drill bit, pdc core drill bit PDC roller cone composite drill bit,PDC Eccentric Bit,PDC twin - diameter bit

THC180, THC180S,THC210

Taihe DS Series Double-ShoulderThread - THDS/tHXT

ASSURANCE

Built tough for the hardest jobs

Material requirements

Chemical composition,
Tensile requirements,Charpy V-notch

All materials come from China first class steel factory

Process of manufacture

Heat treatment
External coating

establish and follow procedures for maintaining the heat identity of all drillpipebody

Inspection and testing

Inspection and test-equipment calibration
Heat analysis,Testing of chemical composition

Advanced flaw detection ensures quality before delivery