Quick Details
- Product surface description:smooth
- Scope of use:Mechanical manufacturing, accessory processing, hydraulic cylinders
- Production method:Cold drawing, precision rolling, hot rolling
- Processing customization:yes
- Nominal diameter:9-720mm
- Specifications:140×6-8-10-12-14-16-18-20-22-25-28-30-32-35-40.......
- Section shape:rotundity
- standard:JIS ASTM AISI EN GB etc
- Thickness:1-78mm
- Processing Time:-
- Port:Tianjin,Shanghai
- Supply Ability: 1000 Kilograms Per Month
- Brand Name:Steel pipe
4140 steel is an alloy structural steel with high strength, hardenability, good toughness, and small deformation during quenching.
mechanical property
Reduction of area ratio (%): ≥ 45
Impact energy Akv (J): ≥ 63
Impact toughness value α kv (J/cm2): ≥ 78 (8)
Hardness: ≤ 217HB
Tianjin Nova Energy Tech Ltd
Main products: Special steel, metal fittings, steel pipes, round steel, metal wire rope products, wire rods, etc
Buyer Reading
All products in our store are photographed from real objects, with slight color differences in the pictures. For any product issues, please contact
our merchant's after-sales service for assistance! The prices of our products are for reference only. There are many models in different series and prices may vary. Please consult the merchant
before placing an order.
Products need to be customized in advance (such as non-standard production and processing). Please consult the merchant before placing an order to see
if there is stock available. If customization is required, please confirm the order deadline (to avoid delaying your urgent needs).
