SteelMath.COM
FREE · NO SIGNUP · GLOBAL GRADE STANDARDS — IS · ASTM · JIS · EN · GB

Free Steel Weight Calculator & Industry Analysis

Calculate steel weight instantly for TMT bar, MS plate, pipe, angle, channel & beam. Expert industry analysis, weight charts & guides for steel professionals.

COMMON,
RESULT — RECALCULATES AS YOU TYPE
WEIGHT / METRE. KG/M
0.888
TOTAL · 12 M10.7 kg
PER FOOT0.271 kg/ft
INSTANT RECALC · WORKS OFFLINE (PWA) · SHAREABLE RESULTS · WCAG 2.2 AAFORMULAS LAST VERIFIED — 18 JUL 2026
Open CalculatorAll CalculatorsBrowse Insights
EU CARBON BORDER PRICE — Q2 2026
€75.28 /tCO₂e

Every tonne of steel entering the EU now carries this price on its embedded carbon.

Q3 PRICE — 5 OCT 2026 · CERTIFICATE SALES OPEN — 1 FEB 2027
Estimate your cargo's cost →HUB · TIMELINE · COUNTDOWN →
01. CALCULATE
Weight of any section, any grade→TMT site orders, per bar, per tonne→Scrap → finished steel cost waterfall→
02. COMPLY
CBAM cost for your exact cargo→Deadlines, prices & country playbooks→India import duties, active cases→
03. UNDERSTAND
Is the China HRC rally real? Read the gap→Where trade barriers reroute steel next→All 74 sourced articles & guides→
GLOBAL — IS · ASTM · JIS · EN · GB GRADES · 10 CURRENCIES · WHEREVER STEEL TRADES₹ · CN¥ · S$ · ¥ · $ · € · £ · A$ · C$ · ₫
01. TOOLS

Essential Calculators

Steel weight & yield, instant results for every section type

01Steel Weight CalculatorAll sections, all grades, the advanced tool.OPEN →02TMT Bar CalculatorPer metre, per foot & per bar, 8–40 mm.OPEN →03Steel Plate CalculatorMS & chequered plate by thickness.OPEN →04Scrap Yield CalculatorLiquid steel recovery by grade & furnace.OPEN →05Production Cost CalculatorScrap → finished steel, full cost waterfall.OPEN →ALL 20 CALCULATORS →
Real jobs, one tapOPENS PREFILLED — ADJUST & SHARE
SITE ORDER1.065 t →100 bars of 12 mm Fe500 rebar × 12 m0.888 kg/m · ₹66k @ ₹62/kgFABRICATION LOT12.27 t →50 MS sheets · 2.5 × 1.25 m × 10 mm78.5 kg/m² · 245.3 kg per sheetPIPE CARGO3.02 t →100 lengths of 50 NB (2") MS pipe × 6 m5.03 kg/m · IS 1239 mediumEU EXPORT≈ €60.6k →10,000 t HRC ex India · CBAM 2026defaults 3.22 tCO₂e/t · factor 2.5%SPEC CHECK1.219 mm →18 SWG sheet, how thick is that?IS 1956 / BS 3737 · US AWG differs
EVERY RESULT IS A LINK — SEND IT TO A BUYER, MILL OR SITE ENGINEER
02. REFERENCE

Guides & Weight Charts

Reference charts, calculators & step-by-step guides for steel professionals

View All →
GUIDE · 6′The Exporter’s CBAM Playbook: Six Moves That Decide Who Keeps EuropeCBAM will re-rank steel exporters by carbon and data quality. The six-move playbook (measure, prove, cut, cascade, systematize, hedge) explained in order.6 AUG 26GUIDE · 7′The X-Grade Dilemma: How Pipeline Buyers Should Trade Tonnage Against WeldabilityX70/X80 grades cut pipeline steel tonnage ~25%, but carbon equivalent limits decide weldability. The full API 5L grade-selection framework, with the math.6 AUG 26GUIDE · 5′How to Estimate Your CBAM Cost in Under Two MinutesStep-by-step guide to the free SteelMath CBAM calculator: model EU & UK carbon border costs per tonne, certificates needed, and your cost curve to 2034.4 AUG 26GUIDE · 6′CBAM Is Everyone’s Number Now: Six Seats at the Table, One CalculationEU importers, non-EU mills, traders, procurement, finance, analysts: who actually needs to run CBAM numbers, when, and what each should compute. A field map.4 AUG 26GUIDE · 5′What CBAM Actually Costs Steel Importers: Price Per Tonne, Certificates and the 2026–2034 RampCBAM certificates cost €75.28/tCO₂e in Q2 2026, but the 2.5% phase-in factor keeps 2026 bills small. What importers pay per tonne now, and by 2034.26 JUL 26GUIDE · 16′How to Calculate Weight of Steel — The Definitive Formula Guide for Every Section TypeSteel weight formulas for TMT bar, plate, pipe, angle, channel, beam, tube, flat bar. Worked examples with IS standard density values. Free online calculators.6 MAY 26
03. INTELLIGENCE

Industry Analysis

Market trends, policy impact & supply chain deep-dives

ANALYSIS · 5′6 AUG 26
CBAM’s Real Bottleneck Isn’t the Carbon Price. It’s the Queue for Verifiers.
~12,000 CBAM declarant applications, 403 accredited verifiers, 3 accreditation bodies open to third countries. Why the verification queue is the 2026 risk.
READ →
ANALYSIS · 5′6 AUG 26
The Starting Gun for CCUS Steel: What API 5L’s 47th Edition Actually Changes
API 5L’s 47th edition adds first-ever CO₂ pipeline requirements, tighter HFW and sour-service rules across 15+ areas. What buyers and mills must do now.
READ →
ANALYSIS · 6′6 AUG 26
The Seamless Pipe Market, Re-Read for 2026: What Held, What Changed, What’s New
Steel pipe demand is heading from $139bn to $210bn by 2033, with seamless holding 66% share. The 2026 regional map (APAC, US, Europe, MEA) re-drawn.
READ →
ANALYSIS · 6′6 AUG 26
The Certificate Economy: Why Quality Just Became Steel’s Most Commercial Function
BIS licences, API monograms, CBAM verification, PSL 2: steel now sells on proof, not promises. Why the quality function must move from cost centre to strategy.
READ →
ANALYSIS · 5′5 AUG 26
The Two-Price World: US Steel at $1,180 While the Rest of the Planet Discounts
US HR hit $1,180/st (highest since June 2022) with plate at $1,380 and lead times out to 12 weeks, while world prices sink. Inside steel’s great divergence.
READ →
ANALYSIS · 5′5 AUG 26
First Bids at the Bottom: China’s Export Prices Begin the Floor Test
Chinese HRC export offers steadied at $480–483/t as deep-sea buyers finally appeared. Is this the floor? The three signals that answer the question.
READ →

All 74 Articles & Guides

From TMT bar weight charts to Hormuz crisis analysis, everything steel professionals need in one place.

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SteelMath is a free steel weight calculator supporting all common sections. TMT bar (rebar), mild steel plate, MS pipe, angle, channel, I-beam, flat bar & square tube. Use the d²/162 formula for round bars or enter dimensions for instant weight-per-metre results. Our tools support multiple steel grades including MS (7,850 kg/m³), SS 304, SS 316, Aluminium & Copper with accurate density factors.