ASTM A213_gpt steel

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Alloy steel pipe

ASTM A213

1.2 ASTM A213.jpg

ASTM A213: American Society for Testing and Materials
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Application: Power plant; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions; Refineries and etc.

Chemical Requirement
Grade	Composition %
	C	Mn	P	S	Si	Cr	Mo	Others
	C	Mn	max	max	Si	Cr	Mo	Others
T2	0.10-0.20	0.30-0.61	0.025	0.025	0.10-0.30	0.50-0.81	0.44-0.65	...
T5	0.15max	0.30-0.60	0.025	0.025	0.50max	4.0-6.0	0.45-0.65	...
T9	0.15max	0.30-0.60	0.025	0.025	0.25-1.00	8.0-10.0	0.90-1.10	...
T11	0.05-0.15	0.30-0.60	0.025	0.025	0.50-1.00	1.0-1.5	0.44-0.65	...
T12	0.05-0.15	0.30-0.61	0.025	0.025	0.50max	0.80-1.25	0.44-0.65	...
T22	0.05-0.15	0.30-0.60	0.025	0.025	0.50max	1.9-2.6	0.87-1.13	...
T91	0.07-0.14	0.30-0.60	0.02	0.01	0.20-0.50	8.0-9.5	0.85-1.05	V 0.18-0.25
								N 0.030-0.070
								Ni 0.4
								Al 0.02max
								Ti 0.01 max
								Zr 0.01max

Mechanical Properties
Grade
	T2	T5	T9	T11	T12	T22	T91
Tensile strength, min:
ksi	60	60	60	60	60	60	85
Mpa	415	415	415	415	415	415	585
Yield strength, min:
ksi	30	30	30	30	30	30	60
MPa	205	205	205	205	220	205	415

‍‍Elongation Requirements: As per standard.

Available Dimension Range

OD(mm/inch)

Wall thickness (SCH)

STD

100

120

140

160

XXS

…100mm

21.3 (1/2'')

√

26.7 (3/4'')

√

33.4 (1'')

√

42.2 (1 1/4'')

√

48.3 (1 1/2'')

√

60.3 (2'')

√

73 (2 1/2'')

√

88.9 (3'')

√

101.6 (3 1/2'')

√

114.3 (4'')

√

141.3 (5'')

√

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