Inside a Seamless Steel Pipe Mill: From Billet to Finished Tube

How a seamless steel pipe is actually made — filmed on our production line. Process shown in this video: 1. Round steel billets are charged into the rotary hearth furnace and heated to rolling temperature 2. Hot piercing — the solid billet is pierced into a hollow shell 3. Rolling and sizing to the required outside diameter and wall thickness 4. Final dimension check with caliper before packing Seamless steel pipe / seamless steel tube we supply: OD 10-1000 mm · WT 1-60 mm · Length up to 12 m Grades: 20#, 45#, 16Mn, 27SiMn, 34CrMo4, 37Mn Standards: GB/T 8163, GB/T 3087, API 5L, ASTM A106, EN 10216 Applications: gas cylinder tube, high-pressure boiler tube, line pipe, hydraulic cylinder tube, precision machining tube Shandong Jianlong Special Steel Co., Ltd. 20 years in steel pipe manufacturing · direct mill supply WhatsApp / Tel: +86 152 0652 8171 Email: jlong2@jianlongmetal.com Web: www.cqhjjsw.com #seamlesssteelpipe #seamlesspipe #steeltube #pipemanufacturing