Product Details

Specifications

Standard:API SPEC 5CT Standard.
Steel grade: J55, K55, N80, L80, C90, T95, P110, Q125
Size: 4 1/2"~20" for Seamless Casing

Product Description

Standard:API SPEC 5CT Standard.
Steel grade: J55, K55, N80, L80, C90, T95, P110, Q125
Size: 4 1/2"~20" for Seamless Casing

Length: R1/ R2/ R3

Thread:STC/ BTC/ LTC/ VAM TOP

Dimensional tolerances:

Types of steel tubes	Outer diameter		Wall thickness
Cold-rolled tubes	Tube sizes(mm)	Tolerances(mm)	Tolerances(mm)
	<114.3	±0.79	-12.5%
	≥114.3	-0.5%, +1%	-12.5%

Mechanical properties:

Standard	Models of steel tubes	Tensile strength (MPa)	Yield strength (MPa)	Elongation (%)	Hardness
API SPEC 5CT	J55	≥517	379~552	check the table	≤241HB
	K55	≥517	≥655
	N80	≥689	552~758
	L80(13Cr)	≥655	552~655
	P110	≥862	758~965

Chemical Composition:

API CASING LIST

Size in	Linear Mass lb/ft	Outside Diameter		Wall Thickness		Type of end-finish
		Outside Diameter		Wall Thickness		Grade
		ln.	mm	ln.	mm	H-40	J-55 K-55	M-65	L-80 C-95	N-80 Type1,Q	C-90 T-95	P-110	Q-125
4 1/2”	9.5	4.500	114.30	0.205	5.21	PS	PS	PS	--	--	--	--	--
	10.50	4.500	114.30	0.224	5.69	—	PSB	PSB	--	--	--	--	--
	11.60	4.500	114.30	0.250	6.35	--	PSLB	PLB	PLB	PLB	PLB	PLB	--
	13.50	4.500	114.30	0.290	7.37	--	--	PLB	PLB	PLB	PLB	PLB	--
	15.10	4.500	114.30	0.337	8.56	--	--	--	--	--	--	PLB	PLB

******************************************from 4 1/2" available to 20" ******************************************************

18 5/8”	87.50	18.625	473.08	0.435	11.05	PS	PSB	PSB	-	-	-	-	-
20”	94.00	20.000	508.00	0.438	11.13	PSL	PSLB	PSLB	-	-	-	-	-
	106.50	20.000	508.00	0.500	12.70	-	PSLB	PSLB	-	-	-	-	-
	133.00	20.000	508.00	0.635	16.13	-	PSLB	-	-	-	-	-	-

Packaging & Shipping

Standard exporting package by Senwell or according to customers request

Shipping: China main port, Tianjin & Shanghai for selection

Our Services

1)High quality products with favorable price at a right delivery

2) cusotmerized design

3) Warranty

Company Information

Shaanxi Senwell Drilling Equipment Co., Ltd. (SENWELL) is a comprehensive corporation, of which the business scope is manufacture, trade and sale. SENWELL is located in the center of the high development district which is in the east of Xi'an, Shaanxi Province. Supported by abundant technology resources of the high development district, our company is engaged in designing, researching & developing, testing and manufacturing oilfield equipment and providing relative services.

SENWELL's main products cover 220 types and more than 1000 specifications presently. Our business covers non-magnetic products, drilling stem tools, fishing tools, jarring tools, coring tools, cementing tools, milling tools, well head tools, accessory tools, downhole tools, oil mining equipment, drill equipment, well control systems and pipes.

Today, with strong technology and profuse experience, SENWELL not only provides a comprehensive range of oilfield tools, but also provides tools for machinery industry and has decades of production experience. Main products are sand casting, investment casting, forging, centrifugal casting and machining equipment.

We have a great deal of outstanding and seasoned employees. Relying on advanced equipment and techniques, with the scientific management theory and spirit of "seriously dealing with matters relating to works", we have established long-term cooperative relationships with more than a hundred famous and large manufacturers in China. Our company creates a steady-going and reliable environment for our product research, development and sale.

We are based on the tenet of "providing consistent high quality products and the best services to meet the strict needs of our customers; to create value for our customers and provide our customers with a return on their investment" and the business philosophy of "people-oriented, customer first and reliability first". Our products have been successfully exported to Europe, America, the Middle East, South Africa and Southeast Asia. In the international market, we have acquired an excellent reputation among the clients.

We welcome new and old customers from all over the world to contact us for future business relationships and achieving mutual success! To benefit from our strong OEM/ODM capabilities and considerate services, contact us today. We believe you will be better with our support!

FAQ

When enquiry, please kindly specify below:

1) size of OD, ID(if necessary)

2) Material

3) Length

4) Connection

5) Delivery (Port of destination if need a CIF price; ideal date of deilivery)