Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe
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sch 20 pipes,schedule 20 steel pipe


sch20 astm a106
1.ASTM  A106/A53/A252/A179/
2,ST37/ST35.8 DIN2448/DIN17175/DIN1628
3.O.D.: 21.3mm to 914mm(1/2”-36”)   W.T. 1mmto 60mm
4.Seamless/ weld
5,.BV/ SGS approved
Black steel seamless pipes sch20 astm a106
ASTM A 106/A53 Gr.B Seamless Carbon Steel Pipes
pipe astm a53 grade b
black steel seamless pipes sch20 astm a106
1.standards: ASTM A106 (ASME SA106) 
2.products mainly used: apply to bending, curling and similar forming process. 
3.the main products of steel / steel grade: Gr.A; Gr.B; Gr.C.
4.Specifications: diameter: 21.3mm to914mm thickness: 1 to 60 mm Length: 3 m above, and, in accordance with customer demand, supply and other specifications of steel pipe.

sch 20 pipes,schedule 20 steel pipe

Chemical Components and Mechanical Property

Standard Grade Chemical components Mechanical property

C

Si

Mn

P

S

Cu 

Ni 

Mo

Cr

V

Tensile Strength
(Mpa)

Yield Strength
(Mpa)

Elongation
(%)

ASTM A53

A

≤0.25

---

≤0.95

≤0.05

≤0.06

≤0.40

≤0.40

≤0.15

≤0.40

≤0.08

≥330

≥205

≥29.5

B

≤0.30

---

≤1.2

≤0.05

≤0.06

≤0.40

≤0.40

≤0.15

≤0.40

≤0.08

≥415

≥240

≥29.5

ASTM A106

B

≤0.30

≥0.10

0.29~1.06

≤0.035

≤0.035

≤0.40

≤0.40

≤0.15

≤0.40

≤0.08

≥415

≥240

≥30

C

≤0.35

≥0.10

0.29~1.06

≤0.035

≤0.035

≤0.40

≤0.40

≤0.15

≤0.40

≤0.08

≥485

≥275

≥30

API 5L Chemical Components and Mechanical Property PSL1:

 

Class and sort Chemical components Mechanical property
C (Max) Mn (Max) P (Max) S (Max) Tensile Strength (Min) Yield Strength (Min)
psi Mpa psi Mpa
A25   CL ONE 0.21 0.60 0.030 0.030 45000 310 25000 172
CL TWO 0.21 0.60 0.030 0.030
A 0.22 0.90 0.030 0.030 48000 331 30000 207
B 0.28 1.20 0.030 0.030 60000 414 35000 241
X42 0.28 1.30 0.030 0.030 60000 414 42000 290
X46 0.28 1.40 0.030 0.030 63000 434 46000 317
X52 0.28 1.40 0.030 0.030 66000 455 52000 359
X56 0.28 1.40 0.030 0.030 71000 490 56000 386
X60 0.28 1.40 0.030 0.030 75000 517 60000 414
X65 0.28 1.40 0.030 0.030 77000 531 65000 448
X70 0.28 1.40 0.030 0.030 82000 565 70000 483
 

 

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