• ASTM A252 grade1 grade2 grade3 seamless steel pipes

The grade3 material in ASTM A252 standard is equals to the steel grade Q345B in GB standard.It’s used to make steel pipe piles.Grade1 and grade2 are also commonly used materials in ASTM A252 standard.Please contact us to get a quotation if you need any kind of seamless carbon steel pipes.

Specifications

Standard ASTM A252
Steel Grade/Material Gr.1,Gr.2,Gr.3
OEM service Provide
Outer Diameter(OD) 1 1/2”-28”(38mm-720mm)
Wall Thickness(WT) 2.6mm-60mm
Length 5.8-16m or OEM
Packing Plastic cap and bundling
Surface Treatment Bare or 3pe,3pp,fbe anti-corrosion coated
Section Shape Round
Technique Seamless hot rolled
Application Used to make steel pipe piles
Sour service No
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,
Australia…(shipping)

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)

Tensile Requirements of ASTM A252 Steel Pipes

Steel Grades Grade1 Grade2 Grade3
Tensile strength,min,psi(MPa) 50000(345) 60000(415) 66000(455)
Yield point or yield strength,min,psi(MPa) 30000(205) 35000(240) 45000(310)
Basic minimum elongation for nominal wall thickness 5/16 inch(7.9mm)or more:     Elonggation in 8 inch(203.2mm),min,%                                                           Elonggation in 2 inch(50.8mm),min,%           18        30            14         25                        …                  20
Basic minimum elongation for nominal wall thickness 5/16 inch(7.9mm),the deduction from the basic minium elongation in 2 inch(50.8mm) for each 1/32 inch(0.8mm) decrease in nominal wall thickness below 5/16 inch(7.9mm),in percentage points 1.5 1.25 1
Calculated Minimum Elongation Values of ASTM A252 Steel Pipes
Nominal Wall Thickness Elonggation in 2 inch(50.8mm),min,%
inch mm Grade1 Grade2 Grade3
5/16 or 0.312 7.9 30.00 25.00 20.00
9/32 or 0.281 7.1 28.50 23.75 19.00
1/4 or 0.250 6.4 27.00 22.50 18.00
7/32 or 0.219 5.6 25.50 21.25 17.00
3/16 or 0.188 4.8 24.00 20.00 16.00
11/64 or 0.172 4.4 23.25 19.50 15.50
5/32 or 0.156 4.0 22.50 18.75 15.00
9/64 or 0.141 3.6 21.75 18.25 14.50
1/8 or 0.125 3.2 21.00 17.50 14.00
7/64 or 0.109 2.8 20.25 16.75 13.50

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