We are offering seamless tube. product descriptionstandard: bs, jis, gb, astm, apigrade:a53(ab), a106(b, c), a210, api j55quter diameter: 21.3-1220mmapplication: fluid pipe, boiler pipe, structural pipsurface treatment: painted, oiled, galvanized or phosstandard: bs en10296, jis g3452-2004, jis g3456-2004, jisthickness: 3-60mmplace of origin: chinatechnique: hot rolledspecial use: api pipematerial type: carbon steel/low alloy steellength: 3-12mspecial pipe: api/ asme/thick wall/oil/waterspecifications 1. Out diameter: 21.3-1220mm; 2. Thickness:3-60mm; 3. Length: 3-12m 4. Standard: astm, api 5l/5ct, jis, din, bs, gb/t