ASTM A334 Seamless Tube

Product NameASTM A334 Seamless Tube
StandardASTM A334
GradeGrade 1, Grade 3, Grade 6, Grade 7, Grade 8, Grade 9, Grade 11
TypeSeamless (Hot Finished)
MaterialLow Carbon Steel
Outside Diameter (OD)1/2" to 26"
Wall ThicknessSCH 10, SCH 20, SCH 30, STD, SCH 40, SCH 60, SCH 80, XS, SCH 100, SCH 120, SCH 140, SCH 160, XXS
Length6m, 12m, or as required
CertificationISO 9001, API 5L, CE
Categories: ,


Product Description

ASTM A334 seamless tube are specifically designed for low-temperature applications in various industries, including oil refineries, chemical plants, and gas processing facilities. These tubes are manufactured to ASTM A334 standards, ensuring they meet the stringent requirements for low-temperature service. Available in grades 1 and 6, ASTM A334 tubes exhibit excellent toughness, weldability, and corrosion resistance, making them suitable for use in environments where temperatures reach as low as -70°C (-94°F).

Chemical Composite for ASTM A334 Seamless Tube

ElementGrade 1Grade 6
Carbon (C)0.30 max0.30 - 0.61
Manganese (Mn)0.40 - 1.060.29 - 1.06
Phosphorus (P)0.025 max0.025 max
Sulfur (S)0.025 max0.025 max
Silicon (Si)0.10 min0.10 min

Mechanical Properties for ASTM A334 Seamless Tube

GradeTensile Strength (MPa)Yield Strength (MPa)Elongation (%)
Grade 1380-550205 min30 min
Grade 6415-585240 min30 min


ASTM A334 seamless tubes are specifically designed for low-temperature applications, offering robust performance in environments where temperatures can reach extremely cold conditions. Available in grades 1 and 6, these tubes are manufactured to meet ASTM standards, ensuring high reliability, durability, and resistance to corrosion.


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