Specifications

drill collar lifting sub
1.certificated by API
2.manufacturer
3.reasonable price
4.good after-sale servies

API AISI 4145H drill collar lifting sub FOB Tianjin        

 

 

1.Introduction about us:

Established in 1998, Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. is a professional 

technology-oriented enterprise specialized in the production drilling equipments and tools,

which is one of the leading corporations of drilling tools and workover fishing tool manufacturing 

industry. Including three series with full model types,as follows:

Drilling Bit series: rock roller bit,tricone bit,pdc drill bit,single bit,cone bit and hole opener; 

Drilling Equipment Parts series: manual tong,elevator,slips,stabilizer;

Workover Fishing Tool series: releasing spear,junk basket, overshot,reversing sub,die collar,

 fishing tap etc.

Cangzhou Lockheed Drilling Equipment Parts Co., is located at the center of Beijing-Tianjin-Hebei-Shandong-Henan-Region which is adjacent to National Expressway No.106, 166km away from 

Beijing, 110km away from Tianjin and 35km away from Baiyangdian, the Pearl of Huabei Area. More convenient transport,faster delivery,and more trustful enterprise is your best choice.Come on,join us.

Our goal:Strive for Perfection and Win by Quality.

 

 

Non-magnetic drill collars

Nominal size	OD		ID		L (mm)	DF(mm)	Bending Strength  ratio
	mm	Inch	mm	inch
NC31-41(2-7/8IF)	104.8	4-1/8	50.8	2	9150	100.4	2.43:1
NC35-47	120.7	4-3/4	50.8	2	9150	114.7	2.58:1
NC38-50(3-1/2IF)	127.0	5	57.2	2-1/4	9150	121.0	2.38:1
NC44-60	152.4	6	57.2	2-1/4	9150/9450	144.5	2.49:1
NC44-60	152.4	6	71.4	2-13/16	9150/9450	144.5	2.84:1
NC44-62	158.8	6-1/4	57.2	2-1/4	9150/9450	149.2	2.91:1
NC46-62(4IF)	158.8	6-1/4	71.4	2-13/16	9150/9450	150.0	2.63:1
NC46-65(4IF)	165.1	6-1/2	57.2	2-1/4	9150/9450	154.8	2.76:1
NC46-65(4IF)	165.1	6-1/2	71.4	2-13/16	9150/9450	154.8	3.05:1
NC46-67(4IF)	171.4	6-3/4	57.2	2-1/4	9150/9450	159.5	3.18:1
NC50-67(4-1/2IF)	171.4	6-3/4	71.4	2-13/16	9150/9450	159.5	2.37:1
NC50-70(4-1/2IF)	177.8	7	57.2	2-1/4	9150/9450	164.7	2.54:1
NC50-70(4-1/2IF)	177.8	7	71.4	2-13/16	9150/9450	164.7	2.73:1
NC50-72(4-1/2IF)	184.2	7-1/4	71.4	2-13/16	9150/9450	169.5	3.12:1
NC56-77	196.8	7-3/4	71.4	2-13/16	9150/9450	185.3	2.70:1
NC56-80	203.2	8	71.4	2-13/16	9150/9450	190.1	3.02:1
6-5/8REG	209.6	8-1/4	71.4	2-13/16	9150/9450	195.7	2.93:1
NC61-90	228.6	9	71.4	2-13/16	9150/9450	212.7	3.17:1
7-5/8REG	241.3	9-1/2	76.2	3	9150/9450	223.8	2.81:1
NC70-97	247.6	9-3/4	76.2	3	9150/9450	232.6	2.57:1
NC70-100	254.0	10	76.2	3	9150/9450	237.3	2.81:1

 

drill collar lifting sub Pictures:

 

 

 

 

After-sale Serives

  

Packing and shipping 

packing

 

Shipping

 

  

How to order the products???

Please send the inquiry with detail item description or with Model number. 
If there is no packing demand we take it as sea-way packing. 
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding. 

Can I expect a quality products???

Yes. of course.All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. 

PLs add the information in your inquiry.

1) the size of the tricone bit

2) the IADC tooth model, like 537G

3) PLs tell the drilling information of the layer.

4) PLs tell the quantity.

All Sizes and IADC Codes of Drill Bits Are Available. 

Special Requirements of Different Models Can Be Customized.