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ASME SA335 P91 High Temperature Alloy Steel Boiler Tube

Categories	Boiler Tubes
Brand	fushun
Model	P91
Delivery Condition	Full Annealed or Normailzed and Tempered
Surface Conditon	Mill Lacquered,Bare
Terms of Payment	L/C, D/A, D/P, T/T
Update Time	Apr 30,2025

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Detail Information

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

Others

P91

0.08-0.12

0.20-0.50

0.30-0.60

0.020 max

0.010 max

8.00-9.50

0.85-1.05

V:0.18-0.25

N:0.03-0.07

Ni:0.4max

Al:0.04max

Cb:0.06-0.10

Mechanical Properties:

Steel Grade	Tensile Strength		Yield Strength		Elongation %		Hardness(HB)
Steel Grade	ksi	MPa	ksi	MPa	Longitudinal	Transverse	Hardness(HB)
P91	85	585	60	415	20	-	≤250

Details:

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