AISI/SAE 4340 Carbon Steel Bar
AISI 4340 alloy steel is a heat treatable low alloy steel containing chromium, nickel and molybdenum. It has high toughness and high strength under heat treatment conditions.
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PRODUCT DESCRIPTION
AISI/SAE 4340 Carbon Steel Bar Description
AISI 4340 alloy steel is a heat treatable low alloy steel containing chromium, nickel and molybdenum. It has high toughness and high strength under heat treatment conditions.
Product Parameters
| Product Name | AISI/SAE 4340 Carbon Steel Bar | |||
| Standard | EN/DIN/JIS/ASTM/BS/ASME/AISI, etc. | |||
| Common Round Bar Specifications | 3.0-50.8 mm, Over 50.8-300mm | |||
| Flat Steel Common Specifications | 6.35×12.7mm, 6.35×25.4mm, 12.7×25.4mm | |||
| Hexagon Bar Common Specifications | AF5.8mm-17mm | |||
| Square Bar Common Specifications | AF2mm-14mm, AF6.35mm, 9.5mm, 12.7mm, 15.98mm, 19.0mm, 25.4mm | |||
| Length | 1-6meters, Size Accept Custom | |||
| Diameter(mm) | Hot Rolling Round Bar | 25-600 | Cold Rolling Square Bar | 6-50.8 |
| Hot Rolling Square Bar | 21-54 | Cold Rolling Hexagon Bar | 9.5-65 | |
| Cold Rolling Round bar | 6-101.6 | Forged Rebar | 200-1000 | |
| Surface Process | Bright, Polished, Black | |||
| Other Services | Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc. | |||
Chemical Composition
| Grade | Mn | S | C | P | Si | Cr | Ni |
| AISI 4340 | 0.60-0.80 | 0.035 | 0.38-0.43 | 0.04 | 0.15-0.35 | 0.70-0.90 | 1.65-2.00 |
Mechanical Properties
| Grade | Tensile Strength kg f/mm2 | Yield Strength kg f/mm2 | Elongation % | Hardness HB |
| AISI 4340 | ≥ 100 | ≥90 | ≥ 16 | 293-352 |
Scope of Application
AISI 4340 alloy steel is mainly used for power transmission gears and shafts, aircraft landing gear and other structural parts.
Packing and shipping
The company has domestic first-class professional technical consultants and a team of outstanding employees with professional skills. The main products are carbon steel/galvanized steel. Stainless steel/steel coil steel bars, galvalume, color-coated coils, profiles, steel bars, aluminum products, roof panels. Products are sold to more than 60 countries and regions in Europe, the Middle East, Southeast Asia, and Australia.
FACTORY APPEARANCE
Company As 20000 Square Meters Of Indoor Storage more Than 20,000 Tons Of Inventory, Spot Product Standard Involves European Standard American Standard British Standard Australian Standard German Standard, Now According To Customer Requirements For Product Opening Strip.Cutting.Processing.Annual sales of more than 60 milliontons.Our company owns the firs class professional technique adviser in China and the excellent staffs with professional technology.The main products are carbon steel / galvanized.
PRODUCT DESCRIPTION
We promise”complete specifications, prompt delivery, high quality, competitive price, “The unwavering supports you provide, along with the increasing requirements you put contributes to more varied high-quality products with more competitive prices we offer.Win-win situations are always our pursuit.
OUR ADVANTAGE
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