Alloy Steel - 4340 ROUND BARS

Welcome to Leading Supplier & Stockiest of 4340 Round Bars !

AISI 4340 ROUND BARS  SAE 4340 ROUND BARS

TNilesh Steel Company is the top-performing stockiest & supplier of AISI 4340 alloy steel products in India. Over the two decades, our time-tested capabilities are helping industries in different sectors to buy the quality guaranteed the top-branded alloy steel products including AISI 4340 grade alloy steel products. AISI 4340 is SAE 4340 equivalent grade of alloy steel.

When you trust us to buy SAE 4340 or SAE 4340 alloy steel products, we assure you quality, consistency in supply, competitive prices, and trendsetter customer support. You too will experience the difference in buying alloy steel products from the trade leader.

SAE 4340/AISI 4340 alloy steel contains 0.38-0.43 % carbon, 0.70-0.90 % Chromium, and 0.6 - 0.8 % Mn contents. AISI 4340 or SAE 4340 products are good for heat treatment at a high temperature. When you buy AISI 4340 alloy steel hot rolled round bars, cold drawn round bars, ground round bars, forged bars, machine bars, or billets from Nilesh Steel Company, you can be sure for getting competitive prices. Call us to know the latest arrivals in AISI 4340 alloy steel category.

CHEMICAL COMPOSITION
Element Composition
C% 0.38/0.43
Mn% 0.60/0.80
P% 0.035 max
S% 0.040 max​
Si% 0.20/0.35 ​
Ni% 1.65/2.00 ​
Cr% 0.70/0.90 ​
Mo% 0.20/0.30 ​
MECHANICAL PROPERTIES
Property Value
Tensile Strength 850-1000 N/mm 2
Elongation 13%
Hardness 250-350 HB ​
PRODUCTS WE OFFER FOR 4340
SIZES AVAILABLE IN ROUND BARS
Product Name
  • SAE 4340 Cold Rolled and Cold Drawn Round bars
  • SAE 4340 Peeled Round Bars
  • SAE 4340 Ground Round Bars
  • SAE 4340 Polished Round Bars
  • SAE 4340 Turned Round Bars
  • SAE 4340 Hot Rolled Round Bars
  • SAE 4340 Forged Bars
  • SAE 4340 Proof Machine Bars
Size
  • 3mm dia to 100mm dia
  • 3mm dia to 65mm dia
  • 3mm dia to 65mm dia
  • 3mm dia to 65mm dia
  • 10mm dia to 1200mm dia
  • 16mm dia to 250mm dia
  • 30mm dia to 1500mm dia
  • 30mm dia to 1500mm dia
SIZES AVAILABLE IN SQUARE BARS
Product Name
  • SAE 4340 Peeled Square Bars
  • SAE 4340 Ground Square Bars
  • SAE 4340 Polished Square Bars
  • SAE 4340 Hot Rolled Square Bars
  • SAE 4340 Cold Drawn Square Bars
  • SAE 4340 Forged Square Bars
  • SAE 4340 Proof Machine Bars
Size
  • 5mm Square to 80mm Square
  • 5mm Square to 80mm Square
  • 5mm Square to 50mm Square
  • 10mm Square to 200mm Square
  • 10mm Square to 80mm Square
  • 30mm Square to 1500mm Square
  • 30mm Square to 1500mm Square