API 5CT steel casing pipe
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One of the Top 500 enterprises in China foreign trade
QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association
1.Casing tubiing
2.Material:H40, J55, K55, N80, M65, L80, C90, P110
3.OD:4 1/2" - 13 3/8"
4.WT:0.205"-0.5"
5.Length:R1, R2, R3
|
Product Name |
API 5CT steel Casing pipe |
|
Standard |
API SPEC 5CT |
|
Material |
H40, J55, K55, N80, M65, L80, C90, P110 |
|
OD |
4 1/2" - 13 3/8"(114.3-339.73mm) |
|
WT |
0.205"-0.5"(5.21-12.7mm) |
|
Length |
R1, R2, R3 |
|
Type of End Finish |
BTC, LTC, STC |
|
Quality |
First Grade |
|
Place of Orign |
CHN |
Mechanical Properties
|
Standard |
Grade |
Tensile strength (mpa) |
Yield strength (mpa) |
hardness |
|
API SPEC 5CT |
J55 |
≥517 |
379~552 |
|
|
K55 |
≥517 |
≥655 |
|
|
|
N80 |
≥689 |
552~758 |
|
|
|
L80 |
≥655 |
552~655 |
≤241HB |
|
|
P110 |
≥862 |
758~965 |
|
Tolerance
|
Steel kind |
Outside Diameter |
Wall Thickness |
|
|
Cold-Drawn Pipe |
O.D |
Allowable Deviation(mm) |
Allowable Deviation(mm) |
|
114.3 |
+0.79 -0.79 |
-12.5% |
|
|
≥114.3 |
-0.5%.+1% |
||
Main Chemical Composition
|
Standard
|
Grade |
Chemical composition |
||||||||||
|
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
A1s |
||
|
API SPEC 5CT |
J55K55(37Mn5 |
0.34~ 0.39 |
0.20~ 0.35 |
1.25~ 1.50 |
≤0.020 |
≤ 0.015 |
≤ 0.15 |
≤0.20 |
≤0.20 |
|
|
≤0.020 |
|
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 |
|
|
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 |
|
|
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 |
|
