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Carbon Steel Heat Exchanger Tubes With Seamless Carbon - Molybdenum Alloy - Steel

ASTM A209/A209M Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Carbon Steel Heat Exchanger Tubes

Standard: ASTM A209 / A209M Seamless Carbon-Molybdenum Alloy-Steel Boiler and Super heater Tubes,Cold drawn and hot rolled seamless steel tubes for Boiler and Super heater

Applications: Boiler, Heat Exchanger, Cold Condensers

Size Range: OD:12.7-127mm WT:0.9-12.7mm

Steel Grade: T1, T1a, T1b

Manufacture:
Killed steel material.
The tubes are made by seamless process either hot-finished or cold-finished

Seamless Carbon-Molybdenum Alloy-Steel Boiler and Super heater Tubes
Cold drawn and hot rolled seamless steel tubes for Boiler and Super heater.

STEEL GRADE AND CHEMICAL COMPOSITIONS
Seel Grade	C	Mn	P	S	Si	Mo
T1	0.10-0.20	0.30-0.80	≤0.025	≤0.025	0.10-0.50	0.44-0.65
T1a	0.15-0.25	0.30-0.80	≤0.025	≤0.025	0.10-0.50	0.44-0.65
T1b	≤0.14	0.30-0.80	≤0.025	≤0.025	0.10-0.50	0.44-0.65

Mechanical Properties
Seel Grade	Tensile strength (Mpa)	Yield Strength (Mpa)	δfixed (Pipe Segment S≥8mm vertical)	δfixed (S＜8mm vertical)	δfixed (Round brilliant)
T1	≥380	≥205	≥30	See note	≥22
T1a	≥415	≥220	≥30	See note	≥22
T1b	≥365	≥195	≥30	See note	≥22
Note: S＜8mm vertical Elongation is the basic value minus 1.5%,per wall thickness minus 0.8mm

HARDNESS
Seel Grade	HB S ≥5.1mm	HRB S≤ 5.1mm
T1	≤146	≤80
T1a	≤153	≤81
T1b	≤137	≤77

Delivery condition and Heat treatment:
Cold Drawn Seamless and Hot Rolled Seamless need Heat treatment .minimum temperature is 650℃
If Delivery condition is annealing, isothermal annealing, normalizing+ tempering tempering minimum temperature is 650℃
Hot-finished tubes are heat treated at a temperature of 1200℉ (650℃) or higher.

Reference Documents:
ASTM A450/A450M Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Ally Steel Tubes

ASTM A941 Terminology Relating to Steel, Stainless Steel, Related Alloys and Ferroalloys

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Categories	Heat Exchanger Tubes
Brand Name:	TORICH
Model Number:	ASTM A209
Certification:	ISO 9001 ISO 14001 EN 10204.3.1 TS 16949 BV-MODE II
Place of Origin:	China
MOQ:	5 tons
Price:	800-2000 USD ton
Supply Ability:	6000 tons annual
Delivery Time:	30-60days after received your payment
Packaging Details:	Packed in bundles or wooden box or upon request
Product Name:	Carbon Molybdenum Seamless Steel Pipes
Material:	Carbon Molybdenum
Steel Grade:	T1，T1a,T1b
Application:	Boiler and Heat Exchanger
Diameter:	5-420mm
Wall thickness:	0.5-50mm
Standard:	ASTM A209
Production method:	Seamless cold drawn Hot Rolled Seamless