AISI/SAE 4340 Round Bars

AISI/SAE 4340 Round Bars

SAE 4340 Round Bars Manufacturer, AISI 4340 Alloy Steel Forged Bars, SAE 4340 Bars stockist, Exporter.

AISI/SAE 4340 Round Bars Ratnam Steel Ltd is a manufacturer, supplier, exporter of a huge variety of products. We are an esteemed company that is pretty much engaged in giving a wide variety of AISI/SAE 4340 Round Bars. Being an ISO certified company and producing a huge range of products, we have a huge number of domestic as well as international clients. We have supplied AISI/SAE 4340 Round Bars to clients in India as well as across the globe in countries such as US, UK, Italy, Germany, Australia etc. We offer AISI/SAE 4340 Round Bars at an economical price to our consumers. These products have a widespread application in a number of industries like sugar, nuclear, marine, defence, fabrication etc.

CS AISI / SAE 4340 Round Bars, AISI / SAE 4340 Rods manufacturer, 4340 Round Bars Stockists, CS Round Bars Supplier Manufacturers Exporters.

Chemical Composition

 Grade S P Cr Si Ni C Mn Mo
SAE – 4340 .035 MAX .040 MAX .70 – .90 .15 – .35 1.65 -2.00 .38- .43 .60 – .80 .20 – .30

AISI 4340 Bright Bars, AISI / SAE 4340 Hex Bar Supplier, AISI 4340 Alloy Steel Round Bar, SAE Round Bars Suppliers.

Mechanical Properties

Tensile strength kgf/mm² Yield strength kgf/mm² Elongation % Cross section reduction rate % Impact value Hardness Hb
≧100 ≧90 ≧16 ≧45 ≧7 293~352

Equivalent Grades

Standard AISI / SAE 4340
UNS
WERKSTOFF NR. 34CrNiMo6, 40NiCrMo8-4
BS 970 817M40, En24
UNI 35NiCrMo6 (KB), 40NiCrMo7 (KB)
JIS SNCM 447, SNB24-1-5
EN name 34CrNiMo6
EN # 1.6582, 1.6562