ASTM A335 alloy steel pipe

Product Details

Product description:

We are supplying ASTM A335 alloy steel pipe with big diameter and wall thickness. This kind of alloy pipe are widely used at power plant, boiler industry, mechanical making, chemical plant, nuclear power industry, etc.

Product advantages:

ASTM A335 alloy steel pipe are highly acclaimed for their optimum performance, low maintenance, corrosion and heat resistance, and impeccable design. It is reliable, affordable, and excellent surface treatment.

Product specification:
Standard: ASME SA335

Steel grade: SA335 P11/P12/P22/P91/P92,

Outer diameter: 219mm~1066mm
Wall thickness: 15mm~120mm

Tolerance of sizes:

Type of pipe

Outer diameter

Wall thickness

OD (mm)

Tolerance (mm)

WT (mm)

Tolerance (mm)

Hot Rolled Steel Pipes

219~457

±1.0%

=20

-10%~+12.5%

>20~40

-10%~+10%

457~1066

±0.9%

>40~70

-7%~+9%

>70~120

-6%~+8%

Mechanical Properties of boiler pipe:


     Standard

Steel grade

Tensile strength(MPa)

Bend strength(Mpa)

Elongation

%

Impact energy(J)

Hardness


     
     ASME
     SA335

SA335 P11

=415


=205

=22

=35

=163HB

SA335 P12

=220

SA335 P22

=205

SA335 P5

=187HB

SA335 P91

585~760

=415

=20

=250HB

SA335 P92

=620

=440

Chemical composition boiler pipe:


     standard

Steel grade

Chemical composition (%)

C

Si

Mn

P

S

Cr

Mo

Cu

Ni

V

AL

W

Nb

N


     
     ASME
     A335

SA335P11

0.05
~0.15


0.5
~1.0

0.3
~0.6


=0.03


=0.03


1.0
~1.5

0.5
~1.0








SA335P12

=0.5

0.8
~1.25

0.44
~0.65








SA335P22

1.9
~2.6

0.87
~1.13








SA335P5

=0.15

=0.5

4.0
~6.0

0.45
~0.65








SA335P91

0.08
~0.12

0.2
~0.5

=0.02

=0.01

8.0
~9.5

0.85
~1.05


=0.4

0.18
~0.25

=0.015


0.06
 ~0.1

0.03
~0.07

SA335P92

0.07
~0.13

=0.5

0.3~
0.6

B0.001
0.006

0.15
~0.25

=0.015

1.5
~2.0

0.04
~0.09

0.03
~0.07

Product display:

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