Product Information | |
Name | Martensitic Aged Steels FV520B & FV520 Instock |
Equivalent Grade: | 1.4594, X5CrNiMoCuNb14-5 |
Condition of delivery: | Hot Forged/rolled, annealed / aged |
Surface condition | Bright condition - Peeled, Ground, Polished, Rough turned |
Product Shape available: | Round bars, Flat bars, Ring, Forged Step Shaft |
Customs HS code: | 722219 / 722220 / 722230 |
Material origin From: | P. R. China. |
Terms of price: | Ex-works, CFR, CIF |
Mode of transportation: | Sea Shipment, Air Cargo, or International Express |
Certification For Exportation: | MTR, COC, Certificate of Origin, Form A/E, Invoice, Packing list, Bill of Lading. |
Min.order quantity per batch: | 3000 KG |
Heat Treatment Practice: | Solution 1040 ℃, water, oil or air cooled, Aged 480 / 550 / 620 ℃, air cooled |
UT test standards: | ASTM E2375 / MIL-STD- AMS 2154 / SEP 1923 / GB/T 4162 / EN 10228-3 / EN 10308 |
Meltling Process Route: | EAF + VD + LF / BEF + ESR / +VAR |
Standard Export Packing Way: | Wooden box, pallet / tray free from fumigation |
Production Lead Time: | Within 55 days after 30% deposit prepayable |
Description
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Product Descriptiion Grade FV520B Stainless steel is Martensitic Stainless steel that should be precipitation hardened to achieve excellent mechanical properties by different age treatments. Alloy FV520 achieved high strength and hardness after ageing treatment. Chemical Composition (Weight %) - Grade FV520B Carbon, C (%): ≤ 0.07 Silicon, Si (%): ≤ 0.70 Manganese, Mn (%): ≤ 1.00 Phosphorus, P (%)≤: 0.035 Sulfur, S (%)≤: 0.025 Chromium, Cr (%): 13.0 ~ 15.0 Nickel, Ni (%): 5.00 ~ 6.50 Molybdenum, Mo (%): 1.20 ~ 2.00 Copper, Cu (%): 1.20 ~ 2.00 Niobium, Nb(%): 0.15 ~ 0.60 Mechanical Properties Under Special Heat treatment Practice Form available: Round bar, flat bar, forgings Condition: double overaged,1050º C +2 hours 750 - 850 ºC,+2 hours 750 - 850 ºC Proof stress (N/mm²): 800 Tensile strength, σb/MPa: 925 ~ 1050 Yield strength, σ0.2/MPa: 375 Elongation, δ (%): 15.0 Hardness | HB: 277 ~ 355 Impact strength, AKv /Min: 40 Metals, Stocklist and Services Stock over 50 grades with a competitive price, along with cutting service for specific requirement. With extensive Stock with a prompt delivery, Customizing special material is welcome. |