ASTM A335 P22 High Temperture Alloy Steel Boiler Tubes
ASTM A335 P22 High Temperture Alloy Steel Boiler Tubes
Model
P22

Item specifics

Delivery Condition
Full Annealed or Normailzed and Tempered
Surface Conditon
Mill Lacquered,Bare

Review

Description

Quality Standard:

ASME SA335 SPECIFICATION FOR SEAMLESS FERRITIC ALLOY STEEL PIPE FOR HIGH TEMPERATURE

Chemical Composition(%):

Steel Grade

C

Si

Mn

P

S

Cr

Mo

P22

0.05-0.15

0.50 max

0.30-0.60

0.025 max

0.025 max

1.90-2.60

0.87-1.13

Mechanical Properties:

Steel Grade

Tensile Strength

Yield Strength

Elongation %

ksi

MPa

ksi

MPa

Longitudinal

Transverse

P22

60

415

30

205

30

20

Size Range: 

Outer Diameter: 1/8″-48″

Wall Thickness Schedule: 20, 30, 40, Standard (STD), Extra Heavy (XH), 80, 100, 120, 140, 160, XXH

 

Lengths:

Fixed length within the random lengths range

Tolerances on fixed lengths: +10/-0mm, for boiler tube and +50/-0mm for header pipe.

Maximum length up to 24mtr

 

Surface Conditions:

Mill Lacquered

Bare

 

End Finishes:

Beveled

Square

Threaded

Threaded and Coupled

Grooved

 

Mill Test Certificates:

Product are supplied with 3.1 test certificates, acc. To EN10204

Certificate acc. T 3.2 can be agreed at the time of ordering.