ASTM A179 Seamless Steel Tube

ASTM A179 Seamless Boiler Tubes, A179M Seamless Cold-Drawn Tube, Low-Carbon Steel Heat-Exchanger and Condenser Tubes, ASTM A179 heat exchange tube

ASTM A179 Seamless Steel Tube is a specification that covers minimum-wall thickness, seamless cold-drawn low-carbon steel tubes for tubular heat exchangers, condensers, and similar heat transfer apparatus. These ASTM A179 tubes are widely used in various industries for heat exchange applications due to their specific characteristics.

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ASTM A179 Seamless Steel Tube: Precision-engineered for superior heat exchange performance, these tubes adhere to ASTM standards, ensuring optimal efficiency in condensers, boilers, and heat exchangers. With a low-carbon steel composition, seamless construction, and high-pressure resistance, they are trusted in industries such as power generation, oil and gas, and chemical processing. Explore reliable solutions for your heat transfer needs.

ASME SA179 / ASTM A179Seamless Steel Tube Specification

Product Name	ASTM A179 Seamless Steel Tube, ASTM A179 / ASME SA179 Heat Exchanger and Condenser Tubes
Standards	ASTM A179/A179M， ASME SA179/SA179M is the standard applicable to Seamless cold-drawn low-carbon steel heat exchanger and condenser tubes
Sizes(OD)	OD (Outside Diameter) Range: 12.7mm to 89.0mm (0.250 inches to 3.500 inches) 1/2"(12.7mm), 5/8“(15.88mm),3/4"(19.05mm), 1"(25.4mm), 1 1/4"(31.75mm), 1 1/2"(38.1mm), 2"(50.8mm), 2 1/2"(63.5mm), 3"(76.2mm) , 3 1/2"(89.0mm) Tolerance on OD: ±0.1mm (±0.004 inches)
Wall Thickness(BWG, mm)	16BWG(1.651mm), 14BWG(2.108mm), 12BWG(2.769mm), 10BWG(3.404mm), 8BWG(4.191mm)
Straight Length Range	3000 mm – 16000 mm
Straightness	1:1000
Production Method	Steel bar - pierced shell - seamless steel tube by cold drawn / cold rolled
Certification	Mill test certificates will be issued according to EN10204.3.1
Material Standard	The tubes Shall be Seamless, and the testing shall be as per A 450 / A450M.
Application:	Apply to the heat exchangers, condensers and heat transfer equipment and similar pipe.
Inspection	All ASTM A179 tubes or products can accept third party inspection.
Package	Packed in wooden box or bundles protected with plastic paper, and suitably protected for sea-worthily delivery or as requested.
Marking	The Product marking shall include the ASTM A179 or ASME SA179, size, heat no., Lot No. and Manufacture name or logo.
Delivery Time	10-30 days for production

ASTM A179 Heat Exchanger Tube Chemical Compositions %
C	Si	Mn	P	S	Mo	Cr	V
0.06-0.18	/	0.27-0.63	≤0.035	≤0.035	/	/	/

ASTM A179 Seamless Steel Pipe Mechanical Properties
TensileStrength (Mpa)	YieldStrength (Mpa)	Elongation(%)	Hardness(HRB)
≥325	≥180	≥35	≤72

ASTM A179 Tube Outside Diameter Tolerance			ASTM A179 Tube Wall Thickness Tolerance		ASTM A179 Tube Cut Length Tolerance		Hydrostatic Test Pressures
Outside Diameter	Permissible Variations In. (mm)		Wall thickness Tolerance %		Cut Length, in. (mm)
In. (mm)	Over (+)	Under (-)	Over (+)	Under (-)	Over (+)	Under (-)	psi [Mpa]
Under 1 (25.4)	0.004 (0.1)	0.004 (0.1)	20	0	3⁄16 [5]	Under (-)	1000 [7]
1 to 1 ½ (25.4 to 38.1), Incl	0.006 (0.15)	0.006 (0.15)			1⁄8 [3]	0 [0]	1500 [10]
Over 1 1⁄2 to 2 [38.1 to 50.8], Excl	0.008 (0.2)	0.008 (0.2)	22	0			2000 [14]
2 to 2 1⁄2 [50.8 to 63.5], Excl	0.010 (0.25)	0.010 (0.25)			3⁄16 [5]	0 [0]	2500 [17]
2 1⁄2 to 3 [63.5 to 76.2], Excl	0.012 (0.3)	0.012 (0.3)
These permissible variations in length apply to tubes before bending. They apply to cut lengths up to and including 24 ft [7.3 m]. For lengths greater than 24 ft [7.3 m], the above over-tolerances shall be increased by 1⁄8 in. [3 mm] for each 10 ft [3 m] or fraction thereof over 24 ft or 1⁄2 in. [13 mm], whichever is the lesser.

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ASTM A179 Seamless Steel Tube

ASTM A179 Seamless Steel Tube