Sariya, side by side
SAIL TMT vs Tata Tiscon
SAIL TMT is the one we send buyers home with over Tata Tiscon, and price is only part of why. It is rolled by a Government of India steel maker, each load carries its own mill test certificate, and grade for grade it costs less than Tata Tiscon. Tata Tiscon is genuine mill steel in its own right and earns a real place below; for an ordinary house slab, either bar carries what your drawing designs for.
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SAIL TMT comes from Steel Authority of India, and the line that reaches this godown is SAIL SeQR, the company's retail bar. Tata Tiscon comes from Tata Steel and reaches the counter as Tiscon 550SD. Both are primary mill steel, both carry the ISI mark from 8 mm up, and both go into slabs, columns and footings across Saharsa, Supaul and Madhepura every week.
A buyer standing at the counter with a mistri's list is really asking one of two questions. Either the drawing has not named a make and he wants to know which is the safer buy, or a tender has named one and he wants to know whether the other will pass. The table below settles what each maker publishes; the two sections after it say where each one earns its place; and the last says which we would put on your vehicle.
The facts either way
The two lines, column for column
SAIL TMT and Tata Tiscon on the six things a buyer can check before he picks up the phone.
Scroll the table sideways to see every column
| What to compare | SAIL TMT | Tata Tiscon |
|---|---|---|
| Maker | Steel Authority of India Limited | Tata Steel Limited |
| Line we stock | SAIL SeQR 550 | Tata Tiscon 550SD |
| Standard | IS 1786:2008 | IS 1786:2008 |
| Grades published | Sold as one 550 line | Fe 550SD, Fe 550CRSD |
| Diameters published | 8 mm to 25 mm | Set dealer side |
| ISI mark from | 8 mm and above | 8 mm and above |
Every cell comes from the maker's own page or brochure, linked below, or from the quality control order that governs the ISI mark. What is standing on the rack on any given morning is a separate question and it is answered on the call.
Two rows in that table say nothing, and they say it honestly. SAIL publishes SeQR as a single 550 line without breaking the Fe designations out on the retail page, and Tata Steel sets the Tiscon diameter matrix through its dealers rather than printing one range for the country. Neither gap is a fault in the steel; both are just the limit of what a maker has chosen to publish, and filling them with a guess would be the one thing a comparison must never do.
The ISI row reads the same on both sides because it is the law rather than a claim: the Steel and Steel Products Quality Control Order of 2024, S.O. 3716(E), brings IS 1786 bar of 8 mm and above under the standard mark, and leaves 5.5 mm and 6 mm outside it. A bare bundle of 6 mm from either maker is not a fault, and a marked bundle of 12 mm from either is the minimum you should accept.
Where the first one fits
Where SAIL TMT earns its place
SAIL is a Government of India steel maker, and that is not a small thing to put behind a slab. Every load leaves with a mill test certificate, the bar carries the ISI mark from 8 mm up under the same 2024 quality control order that covers Tata's bar too, and SAIL's own quality control passes the checks a department looks for before it approves a make. On government and most project tenders across this belt, SAIL is the name already sitting on the approved list, so quoting it rarely turns into an argument.
It also costs less. Grade for grade, SAIL SeQR is priced below Tata Tiscon, and on a site buying by the tonne that gap adds up across a slab's worth of sariya. We hold SAIL in more diameters and more quantity than anything else on this rack too, which keeps a running site on one bundle count, but the mill behind it and what it costs are the reasons we point a buyer to SAIL first, not what happens to be standing that morning.
Where the second one fits
Where Tata Tiscon earns its place
Tata Tiscon is genuine mill steel from one of the country's oldest steel makers, and the Tata name is the one a first time house builder in Saharsa is most likely to already trust; a man building one house in his life wants a name his brother in law will nod at. Tiscon reaches this counter as the 550SD line, and Tata Steel also publishes a corrosion resistant CRSD variant for sites where the water and the soil are hard on reinforcement.
That CRSD line is worth thinking about specifically in the Kosi belt. On a plot where the water table sits high, or on a boundary wall and a plinth that will spend part of the year damp, the corrosion resistant option is Tata's answer, not SAIL's, and it is worth paying for on that kind of site. Tell us the site condition on the call and we will say whether it can be arranged for your quantity.
Our take
Which one we would load
Between these two, SAIL SeQR is our first pick, and the reason is what stands behind it: a Government of India mill, a mill test certificate with every load, the ISI mark, and a price that sits below Tata Tiscon for the same grade. For an ordinary house in this belt, a slab, a lintel, columns and footings, that combination is hard to beat, and it is also the name most government and departmental tenders here already carry on their approved list.
We would put Tiscon on your vehicle in two situations, and we would say so at the counter. If the tender or the drawing names Tata, then Tata it is. And if you have a site with a real damp problem and want the corrosion resistant CRSD line, that is Tiscon's answer, not SAIL's. Beyond those two, SAIL SeQR is what we recommend, and we hold both brands so either can be arranged the same day.
Sources
Where the table's cells come from
Each maker publishing its own line, on its own site. Tap one and check any cell above.
Questions
Between these two, what buyers ask
SAIL aur Tata Tiscon me kaun sa accha hai?
Between SAIL and Tata Tiscon we point buyers to SAIL first. The name behind it is a Government of India steel maker, a mill test certificate travels with every load, and grade for grade it costs less than Tata Tiscon, which on a tonnage order is real money saved. Tata Tiscon remains a fine bar in its own right, and it is the one to ask for when the tender specifies Tata by name or when a damp site calls for its corrosion resistant CRSD line.
Ek hi slab me dono brand mila sakte hain?
Structurally there is nothing wrong with it if the grade and the diameter are the same, and it happens on sites all the time. It just makes the bender's job and the bill messier, so where we can supply one make for the whole pour we do. Tell us the full quantity on the first call and we will say whether one make covers it.
Dono ka 12 mm sariya ek hi weight ka hota hai?
On paper yes: the nominal mass for a diameter comes from IS 1786 and does not change with the mill, so 12 mm is worked at the same figure either way. Real bundles sit inside the tolerance the standard allows, which is why a load bought on weight is billed off the weighbridge rather than off the chart. Where the deal is per piece, the count decides and the tolerance does not enter it.
Dono me ISI mark rehta hai?
Yes, from 8 mm upwards, because the 2024 quality control order brings IS 1786 bar of 8 mm and above under the standard mark. 5.5 mm and 6 mm sit outside that order, so a bundle of either without the mark is normal and is not a sign of anything wrong. Check the mark on the tag and the marking rolled into the bar itself.
Dono aapke godown me rehte hain?
Both are on the sariya rack in Saharsa, and not every diameter of both is standing on every day. Ring +91 6202 967 218 with the diameter, the grade and how much, and you will hear which of the two is standing this morning before you commit to either.
Contact
Ring us with the diameter, SAIL SeQR first
Give us the size, the grade on the drawing and the quantity you need. We load SAIL SeQR first here: it costs less than Tata Tiscon for the same grade and a mill test certificate comes with every load, and we will tell you what is standing before you decide.
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