... b steel pipe for ordinay structure structural/Piling pipe ASTM A252 WT 1.8~30.0mm Standard GB/ ... SCH100, SCH120, SCH140, SCH160, XXS,etc.Length6m-32mStandardAPI 5L, ASTM A252, EN10219, EN10217, ISO3183, GB/T9711, SY/T5037, SY/ ... , Q345, etc.CertificateEN10217, EN10219, API 5L PSL1/ PSL2, KS 4602, KS3583, GB/T9711.1/2,etc.EndPlain end, spigot ... SSAW Welded Pipe/steel pile/ pilling pipe /astm a252,gr.b