We deliver seamless pipe for offshore applications

Seamless pipe for offshore applications in the qualities API 5L X52 Mod PSL-2 / L360 N/Q and API 5L X65 Mod PSL-2 / L450Q.

The “Universal” quality for both structural and linepipe applications for low as well as high temperature purposes, with corresponding flanges and fittings. Upgraded to meet requirements from -50° C to +400° C

Description API 5L X-52 / X-65 PSL 2 N/Q

Seamless carbon steel pipe according to API 5L Grade X 52 / 65 PSL-2 / N/Q. 100 % US-Tested with 5 % defect notch. Tolerances as per API 5L. Double random lengths 8-12 meter. Certificates to EN 10204 3.2 (Lloyds)

Chemical composition

We give you below the heat and Product analysis in max. Values in weight %.

CMnSiSPCuNiCrMoVNbTiSnBNAl total
X520,15
0,161,600,500,0070,0250,300,300,250,080,060,040,020,020,00050,0140,06
X650,10
0,161,650,450,0100,0250,300,500,300,250,100,050,040,020,06

The min. content of Mn is 1.10% and the average 1,20 to 1,35%.

V + Nb max: 0,10%

V+ Nb + Ti ≤ 0,12%

Materials With V+Nb+0,06% and V+Nb+Ti≤0,07% can be supplied from the mills on request at higher cost particularly for bigger wall thicknesses. A lot of material in stock meet these requirements.

X65Q Other elements

Deliberate addition of any other elements is not permitted. As 0,02% max. -Sb, Pb, Bi 0,010% max. B0,0005% max. C is added for desulphurisation purpose and is Limited to 0,005% max.

CE = C+MN/6 + (Cr+Mo+V)/5 + (Cu+Ni)/15 ≤ 0,43 (Heat & Product)

Pcm = C + Si/30 + (Mn+Cu+Cr)/20 + Ni/60 + Mo/15 + V/10 + 5B ≤ 0,25 (Heat & Product)

A lot of the material in stock meet < 0,22

Mechanical properties – at room temperature

Below you will find the values for the mechanical Properties for Our modified quality:

X52X65
Yield strength (Rp0.2)360-620 N/mm²450-600N/mm²
Tensile strenght (Rm)490-620 N/mm²535-760 N/mm²
Elongation (2″)acc. to API, however 22% min.19%
Yield / tensile ratiomax. 0,870,93%
Hardness237 HB max. (22HRC max) according to NACE MR-01-75237 HB max. (22HRC max) according to NACE MR-01-75
Testing positionacc. to API – longitudinal ≤ 168.3, transverse ≤ 219.1mm O.D.acc. to API – longitudinal ≤ 168.3, transverse ≤ 219.1mm O.D.

Present Stock Program API 5L X 52 / X-65 PSL 2 N/Q

Seamless carbon steel pipe according to API 5L Grade X 52 / 65 PSL-2 / N/Q. 100 % US-Tested with 5 % defect notch. Tolerances as per API 5L. Double random lengths 8-12 meter from 1″-24″. Certificates to EN 10204 3.2 (Lloyds)

Lengths: D.R.

NPSO.DW.TKg/m.API-id.Lng/m.
inmmmmSch no.
2″60,33,915,44STD/408-12
5,547,48XS/808-12
8,7411,121608-12
11,0713,45XXS8-12
12,7158-12
2,5″735,168,62STD/408-12
7,0111,41XS/808-12
3″88,95,4911,29STD/408-12
7,6215,27XS/808-12
11,1321,341608-12
15,2427,67XXS8-12
17,528,88-12
4″114,36,0216,07STD/408-12
8,5622,31XS/808-12
11,128,31208-12
13,4933,531608-12
17,1241,02XXS8-12
2046,58-12
22,250,48-12
25,455,688-12
5″141,36,5521,78STD/408-12
9,5230,95XS/808-12
15,8849,111608-12
19,0557,42XXS8-12
6″168,37,1128,26STD/408-12
10,9742,56XS/808-12
12,748,738-12
14,2754,21208-12
18,2667,561608-12
21,9579,22XXS7-12
25,489,56-12
2896,96-12
31,81074-12
8″219,16,3533,31208-12
8,1842,53STD/408-12
10,3153,1608-12
12,764,63XS/808-12
15,8879,588-12
19,0593,988-12
22,23107,92XXS8-12
23111,271608-12
25,4121,338-11
281324-7,5
31,8146,884-7,5
38,1170,064-6
10″2736,3541,77208-12
9,2760,31STD/408-12
12,781,55XS/608-12
15,88100,738-12
19,05119,38-12
21,44133,041208-12
25,4155,15XXS/1408-12
28,58172,331608-10,5
31,75188,978-10,5
38,1220,76-9
50274,964-7,5
12″323,89,5373,88STD8-12
10,3179,73408-12
12,797,46XS8-12
14,27108,96608-12
15,88120,628-12
17,48132,08808-12
19,05143,218-12
21,44159,911008-12
25,4186,97XXS71208-12
31,75228,746-10
33,32238,761606-10
38,1268,436-9,5
45309,384-6,5
50337,64-6,5
14″355,69,5381,33STD/308-12
11,1394,55408-12
12,7107,39XS8-12
15,88133,038-12
19,05158,1808-12
25,4206,837-11
31,75253,561405-8,5
35,71281,71605-8
38,1298,34-7,5
16″406,49,5393,27STD/308-12
12,7123,3XS/408-12
14,27137,998-12
15,88152,938-12
16,66160,12608-12
17,48167,658-12
19,05181,977-11
21,44203,53807-10
25,4238,646-9,5
312861206-8
31,75293,334-7,5
38,1346,034-6,5
18″457,212,7139,15XS8-12
15,88172,748-12
19,05205,74608-12
23,83254,67808-12
25,4270,348-12
31,75332,958-12
38,1393,768-12
45,24459,591608-12
20″50812,7155,12XS/308-12
15,88192,718-12
17,48211,448-12
19,05229,78-12
25,4302,288-12
26,23118-12
31,75372,888-12
32,53818-12
38,1441,491208-12
50,8572,751607-10,5
22″55912,7171,09XS/308-12
19,05253,658-12
25,4334,238-12
31,75412,818-12
38,1489,418-11,5
24″6109,52141,12STD/208-12
12,7187,06XS8-12
14,27209,64308-12
15,882328-12
17,48255,41408-12
19,05277,618-12
25,4366,178-12
31,75452,748-12
38,1537,337-10,5
50,8700,535-8