Specifications
Brand Name :
Zhongshi
Model Number :
4 1/2"-20"
Certification :
API 5CT, ISO, QHSE
Place of Origin :
China
MOQ :
1 metric ton
Price :
Negotiable
Payment Terms :
T/T, L/C
Packaging Details :
Be bundled by steel strap
Standard :
API 5CT
Material :
Alloy steel
Steel grade :
J55, K55, L80, N80, P110, P110-13Cr
Application :
Oil drilling
Section of shape :
Round
Technique :
Hot-rolled
Description

13 3/8" P110 Steel Grade Seamless Casing Pipe For Oil And Gas Well


Oil casing pipe descriptions:

Oil casing is a large diameter seamless pipe that is assembled and inserted into the drilled section of

the borehole and typically held into place with cement.

Puyang Zhongshi Group provide various seamless casing from 4-1/2’’-20’’ with steel grade J55,K55,

N80,L80,P110 etc. The Casing pipe length range is R1,R2,R3, with threads of BTC, LTC, STC.

According to the strength of steel, casing pipe steel can be divided into different steel grades. Different

steel grade is used in oil well with different well depth. In corrosive environment also requires the casing

itself has corrosion resistance. In the complicated geologic condition place also asked the casing

having a anti-collapse performance.


Features:

1. Alloy steel seamless pipe
2. Length range R3

Technical specification:

Product Name OCTG casing
Technique Hot Rolled
Standard API 5CT
Surface Varnish

API 5CT Casing:

Materials:H40,J55,K55,N80-1,N80-Q,L80-1,L80-9Cr,L80-13Cr,C90,C95,T95,P110,Q125

Outside Diameter:114.3-508mm

Wall Thickness:5.21-22.22mm

Type of thread:STC,LTC,BTC,

Length:6-14m,R1,R2,R3,also can be manufactured by customers’ requirements



Chemical Compositions(%):

Standard Steel Grade Chemical Composition (%)
C Si Mn P S Cr Ni Cu Mo V Als
API 5CT J55

0.34~

0.39

0.20~

0.35

1.25~

1.50

≤0.020 ≤0.015 ≤0.15 ≤0.20 ≤0.20 /

/

≤0.020
API 5CT K55

0.34~

0.39

0.20~

0.35

1.25~

1.50

≤0.020 ≤0.015 ≤0.15 ≤0.20 ≤0.20 / / ≤0.020
API 5CT N80

0.34~

0.38

0.20~

0.35

1.45~

1.70

≤0.020 ≤0.015 ≤0.15 / / /

0.11~

0.16

≤0.020
API 5CT L80

0.15~

0.22

≤1.00

0.25~

1.00

≤0.020 ≤0.010

12.0~

14.0

≤0.20 ≤0.20 / / ≤0.020
API 5CT P110

0.26~

0.35

0.17~

0.37

0.40~

0.70

≤0.020 ≤0.010

0.80~

1.10

≤0.20 ≤0.20

0.15~

0.25

≤0.08 ≤0.020

Mechanical Properties:

Standard Steel grade Tensil Strength(Mpa) Yeild Strength(Mpa) Elongation(%)
API 5CT J55 ≥517 379~552 0.5%
API 5CT K55 ≥655 379~552 0.5%
API 5CT N80 ≥689 552~758 0.5%
API 5CT L80 ≥655 552~655 0.5%
API 5CT P110 ≥862 758~965 0.6%


Gas Well Seamless Casing Pipe / Oil Well Casing Pipe Varnished Surface

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Gas Well Seamless Casing Pipe / Oil Well Casing Pipe Varnished Surface

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Brand Name :
Zhongshi
Model Number :
4 1/2"-20"
Certification :
API 5CT, ISO, QHSE
Place of Origin :
China
MOQ :
1 metric ton
Price :
Negotiable
Contact Supplier
Gas Well Seamless Casing Pipe / Oil Well Casing Pipe Varnished Surface

Puyang Zhongshi Group Co., Ltd.

Verified Supplier
7 Years
Shaanxi
Since 1997
Business Type :
Manufacturer, Exporter
Total Annual :
5 million-10 million
Employee Number :
570~600
Certification Level :
Verified Supplier
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