ASTM A335 P22 High Temperture Alloy Steel Boiler Tubes

• Type: Stainless Steel Pipes
• Standard: ASTM
• Grade: 300 Series
• Certification: AISI, ASTM
• Shape: Round
• Technique: Cold Rolled
• Model NO.: ASTM A335 P22 High Temperture Alloy Steel Boiler T
• Surface Treatment: Polished
• Transport Package: Full
• Specification: customized
• Trademark: liaocheng
• Origin: Liaocheng
• HS Code: 7214100000
• Production Capacity: 5000pieces One Year

Product 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.