API 5L Grade B Schedule 40 Pipeline
One of the most commonly used pipe grades in oil and gas transportation is the API 5L Class B specification. API 5L Grade B pipe, also known as L245 pipe, has a minimum yield strength of 245MPa. API 5L Class B pipe is similar to ASTM A106 B or ASTM A53 B materials in terms of chemical composition, mechanical properties, and applications.
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API 5L Grade B Schedule 40 Pipe
Products Description
API 5L Grade B Seamless Pipe also has crack and corrosion resistance due to the addition of molybdenum and chromium. API 5L Class B ERW pipe features stable dimensions and a precise, compact, rigid design. They are machine drilled and demonstrate efficiency while withstanding pressure.
| Standard | API 5L Grade B |
|---|---|
| Sizes | NPS : 1/2" to 48 " Outside Diamter WT : XS, Sch. 10 to 160, STD, XXS. |
| Specification Level (PSL) | API 5L GrB PSL 1 API 5L GrB PSL 2 |
| Origin | European, Korean, Chile, US, Japanese, Ukraine, Indian origin |
| Thickness | All Schedules SCH 80, SCH 40, SCH XS, SCH 160, SCH XXS |
| Pipe End | Bevel, Plain, Threaded, Screwed |
| API 5L GrB Pipes Type | ERW / Seamless / Fabricated / Welded /CDW |
| API Grade B Line Pipe Length | Double Random, Single Random and As per your need |
| Technique | cold drawing, Hydrostatic Tester, Hot rolling, UT test, NDT test |
| Finishes | Galv, 3LPP, FBE Bare, Dual, 3LPE, FBE, Oiled, Mill Varnish, Coal Tar, Tape Wrap and Concrete Coating End Finishes: Square Cut, Beveled, Coupled and Threaded |
API 5L Grade B Steel Pipe
API 5L Grade b PSL1 pipe Chemical Structure
| PSL1 API 5L Grade B Pipe Chemical Composition | PSL2 | |||||||
|---|---|---|---|---|---|---|---|---|
|
Grade |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
|
A |
0.22 |
0.90 |
0.03 |
0.03 |
0.22 |
1.20 |
0.025 |
0.015 |
|
B |
0.26 |
1.20 |
0.03 |
0.03 |
0.22 |
1.30 |
0.025 |
0.015 |
|
X42 |
0.26 |
1.30 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X46 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X52 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X56 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X60 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.45 |
0.025 |
0.015 |
|
X65 |
0.26 |
1.45 |
0.03 |
0.03 |
0.22 |
1.65 |
0.025 |
0.015 |
|
X70 |
0.26 |
1.65 |
0.03 |
0.03 |
0.22 |
1.85 |
0.025 |
0.015 |
API 5L Gr B Material Properties
|
Tolerance on dimension |
|||||
|---|---|---|---|---|---|
|
OD Tolerance |
WT Tolerance |
||||
|
A, B |
X42 ~ X70 |
||||
|
D<60.3mm |
+0.41/-0.40mm |
D<73mm |
+20%/-12.5% |
D<73mm |
+15%/-12.5% |
|
D>=60.3mm |
+0.75/-0.40mm |
D>=73mm |
+15%/-12.5% |
D>=73mm |
+15%/-12.5% |
Tensile and API 5L Grade B Pipe Yield Strength – PSL1 and PSL2
|
Pipe Grade |
Tensile Properties - Grade B Pipe Body of SMLS and Welded Pipes PSL 1 |
Seam of Welded Pipe |
||
|---|---|---|---|---|
|
Yield Strength a |
Tensile Strength a |
Elongation |
Tensile Strength b |
|
|
Grade A |
30,500 |
48,600 |
c |
48,600 |
|
Grade B |
35,500 |
60,200 |
c |
60,200 |
|
Grade X42 |
42,100 |
60,200 |
c |
60,200 |
|
Grade X46 |
46,400 |
63,100 |
c |
63,100 |
|
Grade X52 |
52,200 |
66,700 |
c |
66,700 |
|
Grade X56 |
56,600 |
71,100 |
c |
71,100 |
|
Grade X60 |
60,200 |
75,400 |
c |
75,400 |
|
Grade X65 |
65,300 |
77,500 |
c |
77,500 |
|
Grade X70 |
70,300 |
82,700 |
c |
82,700 |
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