ROSCHEN GROUP
| Supply Ability | 200 pcs 10 days |
| Packaging Details | Steel Packing |
| Brand Name | ROSCHEN |
| Model Number | 5’, 10’, 15’, 20’ |
| Certification | ISO, API |
| Place of Origin | Germany |
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Product Specification
| Supply Ability | 200 pcs 10 days | Packaging Details | Steel Packing |
| Brand Name | ROSCHEN | Model Number | 5’, 10’, 15’, 20’ |
| Certification | ISO, API | Place of Origin | Germany |
| High Light | shank adapter ，drill extension rod | ||
Pup Joint 5’ 10’ 15’ Fatigue Strength with API Pin and Box Drill String for Oil Coring Tool
DRILL STRING ACCESSORIES
Pup Joints 10 ft Compliment Drill String Fatigue Strength to Ensure Capatibility for Oil Coring Tool
Overview:
DRILL STRING ACCESSORIES
Roschen offers pup joints and rotary subs to compliment the drill string. A complete range of drilling subs, floor subs and pump-in subs are manufactured in accordance with industry standard or client specific specifications.
Introductions of Pup Joints:
Roschen pup joints are available in 5’, 10’, 15’ and 20’standard lengths. Pup joints up to 5’ length are integral manufactured similar to the same stringent specifications used for drill collars.
Those above 5' are produced as welded assemblies which are designed and manufactured in accordance to Roschen drill pipes.
Special sizes pup joints are also available upon request.
Rotary Subs:
Roschen rotary subs include:
Straight OD subs
Reduced section OD subs
Crossover subs
Bit Subs
Saver Subs
Side Entry Subs
Pump In Subs
The rotary subs are available in standard sizes specified in API and in a full range of connection combinations. Special sizes and configurations are available upon request.
Lift Subs/Lift Plugs:
Roschen offers lift subs and lift plugs from size 3-1/8" to 11" manufactured to the same specifications used for drill collars.
Manufacturing:
All accessories except welded pup joints are manufactured from solid modified alloy steel bars similar to drill collars which are fully heat treated to the required chemistry and mechanical properties. The internal bore is trepanned with precision and machined to size with comprehensive quality control.
Features:
At request, connections can be cold rolled after machining and phosphate to reduce galling and corrosion.
In addition, pup joint fatigue strength can be improved by incorporating stress relief features on API pin and box connections. Roschen high performance RS-DS and RS-MT connections can be machined on accessories to ensure compatibility to drill string already using RS-DS or RS MT connections.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
1921
Total Annual:
5000-2000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine... ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...
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