Reversing Sub Drilling Fishing Tool Drilling Equipment Reversing Sub

• Customization: Available
• After-sales Service: Support
• Warranty: 1 Year
• Model NO.: Reversing Sub
• Manufacturing Process: Casting
• Surface Treatment: Polishing
• Operation Pressure: Atmospheric Pressure
• Material: Alloy
• Payment of Reversing Sub: L/C,T/T
• Color of Reversing Sub: Blue
• Connection of Reversing Sub: Nc
• Size of Reversing Sub: Customized
• Certification of Reversing Sub: API
• Transport Package: Wooden Box
• Specification: NC26
• Trademark: Tianhe
• Origin: China
• HS Code: 8431431000
• Production Capacity: 50000PC/Year
• Package Size: 100.00cm * 30.00cm * 30.00cm
• Package Gross Weight: 100.000kg

Product Description

Company Profile

Established in 1973 as an state-owned Mudanjiang Petroleum Machinery Factory.   After 50 years a new private company(Tianhe) was registered and established in 2006.   At present, Tianhe Group has 5 sales companies, including Chengdu, Beijing, Shanghai, Yanan, Mudanjiang branch. 2 large factories, including Mudanjiang and Shanghai factory,  controlling the important sales territories in China. The company is also actively expanding its business overseas. Currently, more than 50 countries and regions around the world, as well as over 200 well-known oil companies and service company customers, are using products under the Tianhe brand. Tianhe has become one of the most popular Asian oil brands.

Product Description

The reversing subs
The reversing subs is also called reversing spear which is a special tool for reversing stuck drill stem above stuck point in drilling and workover operation. In treatment of stuck drill stem, it can work as a fishing pin tap in reversing operation. When   fish is stuck or cannot be reversed in fishing or reversing operation, the fish can be reversed from reversing sub and the fishing drill tool is tripped out.

 

Product Parameters

Specifications - Reversing Sub

Model	O.D (mm)	I.D. (mm)	Thread Conn (LH)	Catch Thread (RH)	Product  Code
DKJ105	105	14	NC31	NC31	L08-10500
DKJ105	105	18	NC31	2 7/8 NU	L08-10510
DKJ121	121	20	NC38	NC38	L08-12100
DKJ140	140	20	NC40	NC40	L08-14000
DKJ159	159	28	NC46	NC46	L08-15900
DKJ165	165	28	NC50	NC46	L08-16500
DKJ165	165	28	NC50	NC50	L08-16510
DKJ165	165	32	NC50	5 1/2 FH	L08-16520
DKJ178	178	32	5 1/2 FH	5 1/2 FH	L08-17800
DKJ190	190	32	NC50	6 5/8 REG	L08-19000
DKJ203	203	32	NC50	NC61	L08-20300
DKJ203	203	32	NC50	6 5/8 FH	L08-20310
DKJ203	203	32	NC50	7 5/8 REG	L08-20320

Specifications - Reversing Sub

Model	O.D (mm)	I.D. (mm)	Thread Conn (RH)	Catch Thread (LH)	Product  Code
DKJ105A	105	14	NC31	NC31	L08-10520
DKJ121A	121	20	NC38	NC38	L08-12110
DKJ146A	146	25	4 1/2 FH	4 1/2 FH	L08-14600
DKJ168A	168	28	NC50	NC50	L08-16800
DKJ168A	168	28	NC50	NC46	L08-16810
DKJ178A	178	32	5 1/2 FH	5 1/2 FH	L08-17810
DKJ178A	178	32	NC50	NC56	L08-17820

Specifications - Reversing Sub
 

Model	O.D (mm)	I.D. (mm)	Thread Conn (RH)	Catch Thread (RH)	Product  Code
DKJ93B	93	18	2 7/8 EU	2 7/8 EU	L08-9300
DKJ105B	105	14	NC31	NC31	L08-10530
DKJ114B	114	28	3 1/2 EU	3 1/2 EU	L08-11400
DKJ121B	121	18	NC38	NC38	L08-12120
DKJ140B	140	20	NC40	NC40	L08-14010
DKJ165B	165	28	NC50	NC46	L08-16530
DKJ165B	165	28	NC50	NC50	L08-16540
DKJ178B	178	32	5 1/2 FH	5 1/2 FH	L08-17830
DKJ178B	178	32	NC50	NC56	L08-17840
DKJ210B	210	32	6 5/8 FH	6 5/8 FH	L08-21000

Detailed Photos

 

Certifications

Packaging & Shipping

FAQ

1.Q:Are you a factory or trading company?
We are a factory and the Top 3 of oildrilling equipment manufacturer.
2.Q:Where is your factory located? 
We have two factories. One located in Heilongjiang Province, another one located in Shanghai, China.
3. Q:What do your factory do regarding quality control?
From material to products, we inspect each process to keep good quality.
And SGS inspection can be accepted.
4.Q:How about MOQ ?
We have stock of common sizes at hand, so even few ton is accepted.
5.Q:How about payment ?
Both T/T and L/C can be accepted.
6.Q: How long does your warranty?
We can ensure the quality within 90 days after receiving the cargoes.