N80 J55 K55 Casing Pipe

N80 J55 K55 Casing Pipe

Standard: API 5CT/ ISO 11960, ASTM A519, EN10305-1
Material: N80-1, N80-Q, J55, K55
Dimension: OD: 16-245mm, WT1-32mm
Main product: N80 casing pipe, J55 casing pipe, K55 casing pipe
Application: drill rod, casing
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Product Introduction

Casing pipes are what are place in the hole once the drill if finished. This keeps the shape for the hole and offers a framework to work with. This strengthens the hole that was just drilled and takes away the hazard of the hole collapsing and effecting a cave in. The tubes are mainly alloy steel tube to withstand a lot of inner earth pressure.

 

N80 casing pipe, J55 casing pipe, K55 casing pipe are general grade tubing that widely used in oil and gas drilling activities. As we know Grade J55/K55 is the low grade in API 5CT specification for casing and tubing. A higher grade than J55/K55 is N80, it is a medium grade divides in N80-1 and N80-Q.

 

Product Details

 

Product Name

N80 J55 K55 casing pipe

Standard

API 5CT, ASTM A519, EN10305-1

Material

N80 (N80-1, N80-Q), J55, K55

Dimension

OD: 16-245mm, WT1-32mm

Length

According to client’s requirements

Straightness

Standard Class: 0.5/1000mm; Superior Class: 1/3000mm

Delivery Condition

Stress Relieved Annealed (SRA)

Certificate

ISO 9001, IATF 16949

Applications

Drill rod, casing

 

Chemical Composition

 

Steel Grade

C

Si

Mn

P

S

Cr

Ni

Cu

Al

V

N80

0.34~0.38

0.20~0.35

1.45~1.70

≤0.020

≤0.015

≤0.15

 

 

 

0.11~0.16

J55

0.34~0.39

0.2~0.35

1.25~1.5

≤0.020

≤0.015

≤0.015

≤0.2

≤0.2

≤0.02

 

 

Casing Tube Dimensions

 

Spec.

OD (mm)

ID (mm)

AW

57.1

48.4

BW

73.0

60.3

NW

88.9

76.2

HW

114.3

101.6

PW

139.7

127

 

Mechanical Properties

 

Steel Grade

Delivery Condition

Tensile Strength Min (Mpa)

Yield Strength Min (Mpa)

Elongation Min

N80-Q

Quenched and tempered

≥689

552~758

-

N80-1

Normalized and tempered

≥689

552~758

-

J55

Normalized

655

379

11%

 

Advantages

 

● High straightness with special attention to tube ends

● Tight tolerances, low eccentricity

● Good strength and wear resistance

 

FAQ

 

1. Q: Are you a trading company or manufacturer?

      A: We are a manufacturer and solution provider. Certified with ISO9001 & IATF16949, Dingxin has 20 years’ experience in the production of drill rod and casing pipe.

 

2. Q: What kind of information or parameters are indicated in MTC?

      A: Mill test certificates indicate chemical analysis, mechanical properties, steel grade, batch NO., heat NO., straightness, etc.

 

3. Q: What is your terms of payment

      A: 30% advance payment, 70% balance against B/L copy.

 

 

Why choose us?

  • You can trust our Chinese factory to provide you with top-quality Casing Tubes.
  • The company takes honesty as the foundation and quality as the purpose, and believes that efficiency and integrity will shape the future. Its strength and output have been recognized by the industry and won the favor of customers with perfect after-sales service.
  • Our Chinese factory offers premium Casing Tubes that are durable and reliable.
  • We insist on giving equal importance to efficiency and responsibility, and prioritizing service and quality.
  • We are committed to providing our clients with Casing Tubes that meet their exact specifications.
  • We strive to achieve harmony with nature and benefit society in order to provide support for the benign progress of society.
  • Our company is a supplier and manufacturer of Casing Tubes, providing affordable prices.
  • We have optimized our own business operation system and continuously introduced more applicable N80 J55 K55 Casing Pipe and quality services to the society.
  • At our Chinese factory, we are dedicated to providing unparalleled quality and performance.
  • N80 J55 K55 Casing Pipe adheres to the business tenet of "quality first, reputation first, customer first", and will take "N80 J55 K55 Casing Pipe products as market-oriented, repay the society with high quality, low price and perfect after-sales service. Welcome friends and people of insight from all over the world to come. Cooperate to negotiate business and guide work.

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