Casing Pipe-Steel Casing Pipe size chart

Our OCTG pipes have passed multiple international certifications and quality tests. Support for tripartite inspection ensures that the Casing Pipe is designed to be used in lining holes, providing a robust and safe structural support for well integrity.

Casing Pipe

PandaPipe provides the manufacturing of casings that play an extremely critical role in the oil and gas industry. Our OCTG pipes have passed multiple international certifications and quality tests. Support for tripartite inspection ensures that the Casing Pipe is designed to be used in lining holes, providing a robust and safe structural support for well integrity.
The benefits of choosing our casing include not only the prevention of well collapse, water contamination, fluid loss and sealing of high-pressure areas. More importantly, the quality of our products is not only fully compliant with industry standards, but also adds value to your engineering operations, improving the safety and efficiency of your projects. Below is a pdf table of data related to layer tubes, available for download.

PANDAPIPE Casing Pipe Specifications

Size Range: Commonly available outer diameters are 114mm (4.5 inches) to 508mm (20 inches)
Wall Thickness: Commonly available wall thicknesses are 6mm to 25mm
Material: Carbon steel, stainless steel
Standard: Primarily J55/K55/N80 steel grades under API 5CT
Connections: Threaded (API standard), welded, or flanged
Pressure Range
Length: Typically 9.5m to 12.5m, customizable
Testing: Hydrostatic and airtightness testing
Certification: API 5CT/ISO 13679 certification and third-party test reports available

Casing Pipe Size Chart

Pandapipe’s Casing pipes range in size from 5 1/2 feet to 20 feet. The outside diameter and wall thickness are available in a variety of sizes. What’s more, we can provide flexibility for personalized customization, if your project requires a specific size of product, we can tailor your project to ensure that your project is perfect and reliable completion.

Please see Casing Pipe Standard Size Chart below for specific dimensions.

Code a		Outer Diameter	Nominal Weight (with thread and coupling) b, c	Wall Thickness	End Processing Type
In	Lb/ft	mm	kg/m	mm	R95
1	2	3	4	5	11
4-1/2	9.5	114.3	14.14	5.21	–
4-1/2	10.5	114.3	15.63	5.69	–
4-1/2	11.6	114.3	17.26	6.35	LB
4-1/2	13.5	114.3	20.09	7.37	–
4-1/2	15.1	114.3	22.47	8.56	–
5	11.5	127	17.11	5.59	–
5	13	127	19.35	6.43	–
5	15	127	22.32	7.52	LB
5	18	127	26.79	9.19	–
5	21.4	127	31.85	11.1	–
5	23.2	127	34.53	12.14	LB
5	24.1	127	35.86	12.7	–
5-1/2	14	139.7	20.83	6.2	–
5-1/2	15.5	139.7	23.07	6.98	–
5-1/2	17	139.7	25.3	7.72	–
5-1/2	20	139.7	29.76	9.17	LB
5-1/2	23	139.7	34.23	10.54	–
6-5/8	20	168.28	29.76	7.32	–
6-5/8	24	168.28	35.72	8.94	LB
6-5/8	28	168.28	41.67	10.59	–
6-5/8	32	168.28	47.62	12.06	–
7	17	177.8	25.3	5.87	–
7	20	177.8	29.76	6.91	–
7	23	177.8	34.23	8.05	LB
7	26	177.8	38.69	9.19	LB
7	29	177.8	43.16	10.36	LB
7	32	177.8	47.62	11.51	LB
7	35	177.8	52.09	12.65	–
7-5/8	24	193.68	35.72	7.62	–
7-5/8	26.4	193.68	39.29	8.33	LB
7-5/8	29.7	193.68	44.2	9.52	–
7-5/8	33.7	193.68	50.15	10.92	LB
7-5/8	39	193.68	58.04	12.7	–
7-5/8	42.8	193.68	63.69	14.27	LB
7-5/8	45.3	193.68	67.41	15.11	–
7-5/8	47.1	193.68	70.09	15.88	–
8-5/8	24	219.08	35.72	6.71	–
8-5/8	28	219.08	41.67	7.72	–
8-5/8	32	219.08	47.62	8.94	–
8-5/8	36	219.08	53.57	10.16	–
8-5/8	40	219.08	59.53	11.43	–
8-5/8	44	219.08	65.48	12.7	LB
8-5/8	49	219.08	72.92	14.15	–

Typical Production Standards of Casing Pipee

PandaPipe is committed to upholding the highest production standards in manufacturing Casing Pipe. We adhere to API 5CT specifications, ensuring that our products support the oil and gas pipe wall and facilitate normal well operation. Our casing pipes are a one-time consumable material, designed with precision and quality to meet the diverse needs of each well. Rest assured, a detailed list of all the production standards applied to our pipes will be provided, reflecting our dedication to quality, compliance, and customer satisfaction.

‌PandaPipe Casing Pipeline

Excellent Quality, International Certification‌
The casing pipes provided by PandaPipe support third-party testing. We have passed a number of international certifications and quality tests to ensure that the quality of each casing meets the requirements and provides a stable and safe structural support for the oil well.
Diverse specifications, flexible customization‌
Our casing sizes range very widely, ranging from 5 1/2 inches to 20 inches, and there are also a variety of options for outer diameter and wall thickness. If you need a special size of casing, we also provide personalized customization.
Multiple benefits, enhance value‌
Choose our casing, you can use it with confidence, which can effectively prevent oil well collapse, water pollution, fluid loss and sealing problems in high-pressure areas. While ensuring product quality, it adds value to your engineering operations and improves safety and efficiency.
Professional advice, worry-free after-sales‌
At PandaPipe, we are well aware of the uniqueness of each oil and gas production project. We are committed to providing professional after-sales service to ensure that your casing meets expectations and maximizes your return on investment.

How to Select the Right Casing Pipe

PandaPipe takes into account factors such as drilling depth, geological conditions, desired diameter and wall thickness. We offer a wide range of casing types including conduit, surface casing, intermediate casing, production casing, liner and liner tie-back casing to provide the best solution for applications in a variety of environmental conditions. With us, you can rest assured that our experts will advise you on products designed according to your specific needs as well as professional after-sales service. Ensure that the casing meets your expectations and maximizes your investment.

FAQs

What is the role of casing in oil production?

Casing plays a very important role in oil production. First, casing plays a key role in stabilizing the well, preventing contaminants and water from entering the oil flow, and preventing oil from leaching into groundwater. It protects well walls and isolates different geologic layers from hydraulic fracturing pressures, production pressures, and corrosion conditions. It ensures the safe and effective process of oil exploitation and production.

Why use production casing? Why is it important in drilling?

Production casing isolates the production zone and protects the structural integrity of the well. And control formation pressure in case of oil pipe leakage. During drilling, it is critical to isolate fresh water layers, prevent contamination, and maintain pressure levels that balance formation pore pressure and rupture pressure.

How to determine the depth of casing depth? How does the casing work?

Typically, casing depth is determined by fracturing pressure, well pore pressure, and core analysis. Casing and grout keep well openings open, protect well walls from collapse and different geological components, and prevent contaminated subsurface and surface water from entering the aquifer and mixing contaminants with the water.