ASTM A209 ,Standard Specification for Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes.
Length:5.8-12m or as customers required
Grade:ASTM A209 T1,ASTM A209 T1a,ASTM A209 T1b
1. Low and medium pressure fluid transportation pipeline
2. Power plant
3. Boiler tube
4. Petrochemical industry
Package: Oil dipped or black painted surface, packed in seaworthy bags, hexagonal bundled.
Tensile Strength min Ksi(Mpa)
Yield Strength Min Ksi(Mpa)
Elongation in 2in or 50mm min%
Heat treatment: Hot finished and cold finished tubes shall be heat treated at a temperature of 650? at least. And full annaealed, isothermal annealed, or normalized and tempered condition at the option of the manufacturer, the minimum tempering temperature shall be not less than 650 ?.
Mechanical Tests Required: Tension test Flattenting Test Hardness test Hydrostatic or Nondestructive Electric test
OD = 168.3mm
L = 13.5m
Bare in bundle with steel hoops (Round or Hexagonal Form)
13.5mm < L
Protect under steel hoops (Round or Hexagonal Form)
168.3mm < OD
Bare in loose
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