Welded Austenitic Steel Boiler Tubes, Superheater Tubes, Heat-Exchanger Tubes, Condenser Tubes, Austenitic Stainless Steel, Boiler Tubes, Condenser Tube, Heat Exchanger Tube, High temperature Applications, Steel Tube, Superheater Tubes, Temperature Service Applications, Welded Steel Tube and Heavily Cold Worked (HCW) Tubes, ASME SA249, SA249TP304, ASTM A249, FH

ASTM A249/ASME SA249 Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Standard: ASTM A249, ASME SA249

Material: TP304, S30400
Equivalent Material: 08Ch18N10, X5CrNi18-10, 1.4301

Chemistry Composition

C, %	Mn, %	P, %	S, %	Si, %	Cr, %	Ni, %
0.08 max	2.00 max	0.045 max	0.030 max	1.00 max	18.0-20.0	8.00-11.0

Mechanical Properties

Tensile Strength , MPa	Yield Strength, MPa	Elongation, %	Hardness, HRB
515 min	205 min	35 min	90 max

Outside Diameter & Tolerance

Outside Diameter, mm	Tolerance, mm
OD＜25	±0.10
25≤OD≤40	±0.15
40＜OD＜50	±0.20
50≤OD＜65	±0.25
65≤OD＜75	±0.30
75≤OD≤100	±0.38
100＜OD≤200	+0.38/-0.64
200＜OD≤225	+0.38/-1.14

Wall thickness & Tolerance

Outside Diameter, mm	Tolerance, %
OD＜25	±10
25≤OD≤40	±10
40＜OD＜50	±10
50≤OD＜65	±10
65≤OD＜75	±10
75≤OD≤100	±10
100＜OD≤200	±10
200＜OD≤225	±10

Length: 5800mm; 6000mm; 6096mm; 7315mm; 11800mm; 12000mm; and so on.
Max developed length: 32 meters, also U bending can be offered, each leg length can be 15.24 meters.

Keyword: Austenitic Stainless Steel, Boiler Tubes, Condenser Tube, Heat Exchanger Tube, High temperature Applications, Steel Tube, Superheater Tubes, Temperature Service Applications, Welded Steel Tube and Heavily Cold Worked (HCW) Tubes, ASME SA249, SA249TP304, ASTM A249

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