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ASTM A210/ASME SA210 Seamless Medium-Carbon Steel Boiler and Superheater Tubes

ASTM A210/ASME SA210 Standard Specification for Seamless Medium-Carbon Steel Boiler and Superheater Tubes.

ASTM A210 is the standard covers seamless medium-carbon steel boiler and superheater tubes. Seamless medium carbon steel pipe for boiler tube and boiler flue pipe, including a minimum wall thickness of the security side, the dome and the support tube and superheater tubes.

Mechanical Properties:
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

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

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
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
Length: 5800mm; 6000mm; 6096mm; 7315mm; 11800mm; and so on. 
Max length: 25000mm, also U bending can be offered.
Keyword: boiler steel pipe, ASTM A210, ASME SA210, SA210A1
Delivery Condition:
  • Annealed, Normalized, Normalized and Tempered
Surface treatment:
  • Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
  • For high, middle, low pressure boiler and pressure purpose