seamless drill pipe

... Rods SAE4130 Steel Pipes New-Era Steel Tube Specially in manufacturing cold drawn precision wire line Pipes for Geologic...

... for Geological &Mining,GB/T 9808-2008, JIS G3465-2006,TORICH Cold Drawn for Geological &Min...

...a high quality DTH tube are durability, accuracy and manageability. Features: 1. body : cold draw so the have the accurate ...

...play an important role in all down-the-hole . The key characteristics of high-quality DTH tubes are durability, accuracy and manageability....

If you are interest, pls send a specific inquiry to us. Hope to have a further negotiation with your company! Sally Zhang Tel:0086 13515252285 Fax:051...

... Rods Corrosion Resistance Our HDD rods can work together with various horizontal directional rigs within and ...

..., we also provide this kind of DTH in different Chinese and American specifications. As for its advantages, it has features of big rigid...

... Casing Oil casing descriptions: Casing is mainly used for supporting the wall of the well during and after the dr...

... Mannesmann Steel NWJ Rod 89.3mm with 3 meter for Exploration Core ing NWJ Rod 89.3mm Using Mannesmann ...

API 5L, ASTM A53-2007 Black Painted Oil Drilling Seamless Steel Pipes Oil Drilling Seamless Steel Pipes Feature: Material: 45#, Q235, Q345, Q195, ST37...

... steel and thin-walled steel . Seamless steel are mainly used as petroleum geological , cracking p...

.../28 Inch Astm A106 A53 Carbon Steel And Tube Product description:The steel is made of perforated whole rou...

N80/L80/P110 API 5CT Hot Rolled Steel Casing For Oil Well Product Description Product name Steel Process Hot ro...

...

... until 1885 that the German Mannismann brothers invented the process of directly producing from bar steel. steel are ...

... Water Well Product Introduce Down the hole play a significant role in all DTH , regardless of application...

... Sil GasCasing P110 N80 Carbon Steel With Lower Price Overview Essential details Place of Origin: Hebei, China Bra...

... Steel ST37 ST52 1020 1045 A106B Fluid Steel is widely used in the manufacture of structural parts and mechanical p...

...kind of outer flat rod. It is mainly used in rotary percussive ing that contains gases and liquids. Its main components include (ro...

..., shipbuilding, fertilizer equipment and pipeline, structure, petrochemical, pharmaceutical industry. Shandong Tongmao Special Steel Co.,ltd. is a ...