API 5L Pipes

Carbon steel sockolet

UnifitMetalloysInc (UMI) is one of the most trusted Supplier & Exporters of excellent quality API 5L Pipes. These pipes are specially designated for water, gas & sewage pipes, water wells, conveyors/ idlers, electric poles, scaffolds, automotive and structural purposes. These Pipes are available in various sizes and can be customized to fulfill customer requirements. These Pipes are renowned for excellent durability, high performance, corrosion abrasion and reliability. We always try our best to help our customers with the best products and service on the market.

Specification :

Sizes (Seamless)

:

1/2” NB - 60” NB

Sizes (ERW)

:

1/2” NB - 24” NB

Sizes (SAW)

:

16” NB - 100” NB

Sizes LSAW/DSAW

:

16'OD TO 54' OD (8 MM TO 50 MM THK)

Wall Thickness

:

SCH10,SCH20,SCH30,STD,SCH40,SCH60,XS,SCH80,SCH100,SCH120,SCH140,SCH160,XXS DIN, JIS standard thickness

Dimensions

:

All Pipe is manufactured and inspected/tested to the relevant standards including ASTM, ASME, API.

Additional Testing

:

NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc.


MechanicalProperties 

PSL-1

GradeA

GradeB

GradeX42

Gradex46

Gradex52

Gradex56

Gradex60

Yield Strength(Min)

210Mpa

245Mpa

290Mpa

320Mpa

360Mpa

390Mpa

415Mpa

Tensile Strength(Min)

335Mpa

415Mpa

415Mpa

435Mpa

460Mpa

490Mpa

520Mpa

Elongation

As per API5L

PSL-2

GradeB

Gradex42

Gradex46

Gradex52

Gradex56

Gradex60

Gradex65

Mpa

Mpa

Mpa

Mpa

Mpa

Mpa

Mpa

Yield Strength(Min)

245-450

290-495

320-525

360-530

390-545

415-565

450-600

Tensile Strength(Min)

415-760

415-760

435-760

460-760

490-760

520-760

535-760

Elongation

As per API5L

As per API5L


ChemicalProperties


Composition,Max%


PSL-1

Carbon

Maganese

Phosphorus

Sulphur

V

Nb

Titanium

GradeA

0.22

0.90

0.03

0.03

-

-

-

GradeB

0.26

1.20

0.03

0.03

c,d

c,d

d

Grade x42

0.26

1.30

0.03

0.03

d

d

d

Grade x46

0.26

1.40

0.03

0.03

d

d

d

Grade x52

0.26

1.40

0.03

0.03

d

d

d

Grade x56

0.26

1.40

0.03

0.03

d

d

d

Grade x60

0.26

1.40

0.03

0.03

f

f

f


c  = (Nb+V)<0.06%
d = (Nb+V+Ti)<0.15%
f = Unless otherwise agreed (Nb+V+Ti)<0.15%

Composition, Max%


PSL-2

C

Mn

P

S

Si

V

Nb

Ti

GradeB

0.22

1.20

0.025

0.015

0.450

0.050

0.050

0.04

Grade x42

0.22

1.30

0.025

0.015

0.450

0.050

0.050

0.04

Grade x46

0.22

1.30

0.025

0.015

0.450

0.050

0.050

0.04

Grade x52

0.22

1.40

0.025

0.015

0.450

d

d

d

Grade x56

0.22

1.40

0.025

0.015

0.450

d

d

d

Grade x60

0.12

1.60

0.025

0.015

0.450

g

g

g

c  = (Nb+V)<0.06%
d = (Nb+V+Ti)<0.15%
g = Unless otherwise agreed (Nb+V+Ti)<0.15%

Destructive & Non-DestructiveTesting


Hydrostatic TestingPSL-1(NDT)
PSL-2(NDT)
Flattentig


100% of pipe shall be tested at a pressure specified in abovespecification.Weld seam of each pipe shall be tested by online Eddy CurrentTest.
Steel skelp and weld seam shall be tested by Ultrasonic Test (after hydrotest)

  1. Flatten upto 1/2 of OD (no crack inweld)
  2. Flaltenupto 1/3 of OD (no crack or breaks other than inweld)


 

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