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API 5CT K55 Seamless Casing pipe

API 5CT is standard technical specifications for steel casing
and tubing pipes used for oil wells in petroleum and natural gas industries.
In the oil boring, K55 API 5CT packaging or tubing is a generally regular sort.

Classification :

Key Word :

API 5CT K55 Seamless Casing pipe




PRODUCT DETAILS

Product introduction

API 5CT K55 Casing Tubing serves to transport both crude oil and natural gas from oil and gas layer to the surface pipeline after drilling is completed. It is able to bear the pressure produced by the exploitation process. After the outer surface is coated with a protective layer, the tubing is marked in accordance with the API 5CT standard and strapped with metal belt.

Our oilfield tubing & API 5CT K55 Casing Tubing can be widely applicable to petroleum, construction, shipbuilding, smelting, aviation, electric power, food, paper, chemical industry, medical equipment, boilers, heat exchangers, metallurgy and so on.

Specfications

API 5CT K55 Seamless Casing pipe
Available Sizes 2 3/8″, 2 7/8″ and 3 ½” Outer Diameter
Grades J55, J55-FBNAU, N80, L80, P110
Tubing 1 1/4 “ – 2 1/16” Nom.
Standards API SPEC 5CT
Model in Common Use 2-3/8", 2-7/8", 3-1/2", 4", 4-1/2"
Length Range R1(6.10-7.32m), R2(8.53-9.75m), R3(11.58-12.8m)
Steel Grade (Casing Grades, Tubing Grades) J55, K55, N80-1, N80-Q, L80, P110
Type of Screw Thread Non upset threaded end(NUE), External upset threaded end(EUE)
Specialties

Coating to customer specifications

External upset

Couplings – EUE, AB Modified, turned down, special clearance
couplings

Pup Joints

Heat treating

Hydrostatic Testing

Drifting (Full-length, or just ends)

Full third-party inspection capabilities (EMI, SEA, and Weld Line)

Threading

End Finishing External Upset Ends (EUE), Flush Joint, PH6 (and equivalent connections),
Integral Joint (IJ)

Technical data

Chemical Composition

Grade Type C Mn Mo Cr Ni max. Cu max. P max. S max. Si max.
min. max. min. max. min. max. min. max.
K55 - - - - - - - - - - - 0.03 0.03 -

Mechanical Properties

API 5CT Casing Standard Type API 5CT Casing Tensile Strength
MPa
API 5CT Casing Yield Strength
MPa
API 5CT Casing Hardness
Max.
API SPEC 5CT K55 ≥517 ≥655 ---

Tensile & Hardness Requirement

Grade Type Total elongation under load % Yield strength MPa Tensile strength min. MPa Hardness a max. Specified wall
thickness mm
Allowable hardness
variation b HRC
min. max .   HRC HBW
K55 - 0.5 379 552 655 - - - -

 

K55 Casing pipe Dimensions

Pipe Casing Sizes, Oilfield Casing Sizes & Casing Drift Sizes
Outer Diameter (Casing Pipe Sizes) 4 1/2"-20", (114.3-508mm)
Standard Casing Sizes 4 1/2"-20", (114.3-508mm)
Thread Type Buttress thread casing, Long round thread casing, Short round thread casing
Function It can protect the tubing pipe.

Storage video

 

Factory appearance and appearance

With strong financial strength, we have set up large factories and warehouses in more than 10 cities across the country, with a stock of more than 100000 tons, saving customers procurement time, ensuring customers' production cycle and product quality, and being the quality partner of end customers. 

 

 

Factory appearance and appearance

1.  Samples may be provided by the seller and freight borne by the buyer.
2.  We have full stock,and can deliver within short time.  Many styles for your choices.
3.  Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
4.  All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
5.  We have many years of experience in manufacturing and selling steel and we cherish every order from our honor.

 

 

Application field

The main supply fields are: aerospace, national defense equipment, military weapons, chemical industry, shipbuilding, nuclear energy, trains, containers, environmental protection, precision machining, auto parts, machinery, electronic products, molds, medical treatment Equipment, construction, decoration, etc.

 

 

Customer Visit Feedback

 

With 30 years of experience in R&D and production of high-quality steel, we have been selected as one of China's top 500 enterprises for 15 consecutive years. With strong financial strength, we have set up large factories and warehouses in more than 10 cities across the country, with a stock of more than 100000 tons

 

 

Honor

The company has adhered to the principle of quality first and service-oriented for many years, and has provided high-quality steel for key national projects such as steel structure engineering, highway and railway construction, hydropower stations, mines, and plant renovations.

 

COOPERATIVE PARTNER


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FAQ

Q3 : It's my first time to import steel products, can you help me with it?

A : Sure,we have agent to arrange the shipment, we will do it together with you.

Q4:Do you have the products in stock?

A:We have the products in stock. Also, we can produce for your order.

Q5:Do you offer after-sales services?

A:Certainly. If you have any questions, please feel free to contact us. We shall certainly do it to your satisfaction.

Q6:What kind of work does your company do?

A:Our company is a professional manufacturer. We mainly produce stainless steel plate/coil/round rod, carbon steel plate/coil,galvanized plate/coil, PPGI coil, roofing sheet and so on.

Q1:Will you offer samples?

A:Yes. We will provide samples according to your needs and send them out within three days after receiving payment.

Q2 : What product information do I need to provide?

A : Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

Q7;What are the advantages of your company?

We have international advanced production equipment, large factory buildings, strong company strength, perfect products and reliable quality。

Q8: Are you a factory or trading company?

A;We are a factory specializing in the production of steel

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