• ASTM A106 Gr.B seamless carbon steel pipeline pipes for high-temperature service

IMRI is the top 3 manufacturer and supplier of  seamless carbon steel pipe. ASTM A106 specifies  the production of seamless carbon steel pipe for high-temperature service. ASTM A106 includes A106 GR.A and A106 Gr.B.


Standard ASTM A106
Grade Gr.B
Outer Diameter(OD) 1 1/2”-28”(38mm-720mm)
Wall Thickness(WT) 2.6mm-60mm
Length 5.8-16m or OEM
End PE or BE
Packing Plastic cap or bundling
Surface Treatmengt Black paint, 3LPE, 3LPP, FBE or OEM
Section Shape Round
Technique Seamless hot rolled
Application Seamless carbon steel pipe for high-temperature service
Place of Origin China
MOQ 25 ton
Transportation 1.Sea port:Tianjin Xingang port,Qingdao port,Shanghai Luojing port
→America,Europe,Africa,Middle East,India, Pakistan,Japan,Korea,

2.Land port:Alataw pass port(Пограничный пункт “Алашанькоу”)
Khorgos port(Пограничный пункт “Хоргос”)
→East Asia, Uzbekistan,Kazakhstan,Kyrgyzstan…(Train)
Erlianhot port→Mongolia(Train and Truck)
Manchuria port→Russia(Train and Truck)

Chemical Composition in % by mass
Grade C Si Mn P S Cr Cu Mo Ni V
Max Min. Max Max Max Max Max Max Max
Grade B 0.30B 0.1 0.29-1.06 0.035 0.035 0.4 0.4 0.15 0.4 0.08
Mechanical properties
Grade Tensile strength Yield strength
ASTM A106B ≥415 ≥240

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