QUALITY STANDARD

SY/T 5040 Spiral submerged arc-welded steel pipe piles

CJ/T 3022 Spiral submerged-arc welded steel pipe for municipal heat supply

ASTM A252 WELDEDAND SEAMLESS STEEL PIPE PILES

 

Steel Grade

GB/T 13793, GB/T 6728, GB 15831, SY/T 5040,CJ/T 3022

Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08 SPHC, M8

BS 1387, EN10217, EN 10219  S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52

EN 10296 E275K, E355K, E460K

ASTM A500, ASTM A 53 Gr. A, Gr B, Gr C, Gr.D

JIS G 3466 SS330, SS440, SS490, SPHD, SPHE

 

Size

Outer Diamter 40mm - 219mm

Wall Thickness 0.4mm - 45mm

Length 6mtr-18mtr

 

Test Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield

strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection

Mill Test Certificate EN 10204/3.1B