ASTM A210 Seamless Carbon Steel Tube For Boiler & Super-heater Steel Pipe Seamless medium carbon steel tube for boiler tube and boiler flue tube, including a minimum wall thickness of the security side, the dome and the support tube and superheater tubes.ASTM A210 seamless carbon steel tube also covers minimum-wall-thickness. Superheater tubes be formed without defects and shall withstand expansion, beading, forging, welding, and bending.   Standard :  ASTM A210/ ASME SA210 Grade:  ASTM A210 ASME SA210 Gr.A-1,Gr.C etc. Size Range: O.D.:10-335mm W.T.:2-25mm Length: 5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on. Max length: 25000mm, also U bending can be offered. Surface: varnish paint, anti rust oil, ect. Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested. Delivery Condition: Annealed, Normalized, Normalized and Tempered Applications: ASTM A210 seamless carbon stee tube is medium-carbon seamless steel tube and used for boiler application as well as super heater industry. ASTM A210 Carbon Steel Tube Chemical Composition

Grade	C(Max)	Mn	Si(Min)	P(Max)	S(Max)
A1	0.27	Max.0.93	0.10	0.035	0.035
C	0.35	0.29~1.06	0.10	0.035	0.035

ASTM A210 Carbon Steel Tube Mechanical Properties

Grade	Tensile Strength(Mpa)	Yield Strength(Mpa)	Elongation (%)
A1	≥ 415	≥ 255	≥ 30
C	≥ 485	≥ 275	≥ 30

ASTM A210 Carbon Steel Tube Outside Diameter & Tolerance

Hot rolled	Outside Diameter, mm	Tolerance, mm
	OD≤101.6	+0.4/-0.8
	101.6＜OD≤127	+0.4/-1.2
Cold Drawn	Outside Diameter, mm	Tolerance, mm
	OD＜25.4	±0.10
	25.4≤OD≤38.1	±0.15
	38.1＜OD＜50.8	±0.20
	50.8≤OD＜63.5	±0.25
	63.5≤OD＜76.2	±0.30
	76.2≤OD≤101.6	±0.38
	101.6＜OD≤127	+0.38/-0.64

ASTM A210 Carbon Steel Tube Wall thickness & Tolerance

Hot rolled	Outside Diameter , mm	Tolerance, %
	OD≤101.6, WT≤2.4	+40/-0
	OD≤101.6, 2.4＜WT≤3.8	+35/-0
	OD≤101.6, 3.8＜WT≤4.6	+33/-0
	OD≤101.6, WT>4.6	+28/-0
	OD>101.6, 2.4＜WT≤3.8	+35/-0
	OD>101.6, 3.8＜WT≤4.6	+33/-0
	OD>101.6, WT>4.6	+28/-0
Cold Drawn	Outside Diameter , mm	Tolerance, %
	OD≤38.1	+20/-0
	OD>38.1	+22/-0