JSPL has a capacity to produce about three million tonne per annum of semis which are primarily used for captive use in JSPLs’ 0.75 million tonne per annum capacity Rail & Universal Beam Mill and 1.0 million tonne per annum capacity Plate & Stackle Mill.

Semi-finished steel production (casting) facilities at JSPL

• Four strand Bloom-cum-Beam, Blank-cum-Round caster (1 MTPA capacity) isone-of-its-kind in India. It can cast beam blanks in size 480x420x120 mm, 355x280x90mm for rolling of structural sections, blooms in sizes 285x390 mm, 280x320 mm, or 285x390 mm for rolling of structural sections and rails and rounds in  140, 160, 200, 220, 255, 280, 305 & 355 mm diametre for production of seamless pipes. While cast beam, blanks and blooms are for both captive use and sale, cast rounds are produced for sale.
• Six strand billet-cum-round caster (0.75 MTPA capacity.) It can cast billets in sizes 130 mmx130 mm, 150x150 mm and 200X200 mm for rolling of structural products or rounds in diameter 140, 160, 180 and 200 mm for production of seamless pipes, all for sale.
• Single strand Slab caster (1 MTPA capacity.) It can cast slabs in thickness of 215, 250, and 280 mm & in widths ranging from 1500 mm to 2600 mm, for captive use in JSPL's plate mill or for commercial sale.
  
  

Semi-finished products from JSPL can be delivered in a wide range of carbon steel and alloy steel grades with ultra low gas and sulphur contents and come assured with high internal soundness and dimensional uniformity.

	Products Size Range Billets: 130 mm, 150 mm, 165 mm, 200 mm, 250 mm squares. Length - upto 13 metres ; Rhomboidity – 5 mm (max) Blooms: 285 mm x 390 mm and 280 mm x 320 mm rectangle Beam Blanks: 140 mm, 160 mm, 200 mm, 220 mm, 255 mm, 280 mm, 305 mm, 355 mm diameter rounds Rounds: 140 mm, 160 mm, 200 mm, 220 mm, 255 mm, 280 mm, 305 mm, 355 mm diameter rounds Slabs: Width – 1500 mm to 2600 mm ; Thickness – 215 mm, 250 mm & 280 mm ; Length - 3.0metre to 8 metre Rhomboidity – 5 mm max; Bulging - 2.5 mm max; Camber – 2 mm per Metre; Normal cast surface

Besides captive uses, semi-finished products from JSPL have carved for themselves, an impressive name in the Indian seamless pipe Industry as well as various leading integrated mills and rolling facilities in Europe, S.E. Asia, West Asia & the Middle East.