JIS SK5 ,DIN 1.1830,GB:T8 1.Dia 80-800mm Length:3000-6000mm 2.Quality:Forged 3.Delivery Time: about 30 days
1. Standards:JIS SK5 ,DIN 1.1830,GB:T8
2. Surface: Black surface/Turned/Ground
3. Process: EAF+LF+VD+ Forged+ Heat Treatment (Annealed, Normalized, Q+T)
4. Machine Capability
Hardness:annealing, ≤187HB,
indentation diameter≥4.4 mm;
Quenching, ≥62HRC
Heat treatment specification: sample quenching 780 - 800 °C, water cooling
5. Chemical Composition (%):http://www.forgedroundbar.com/products.asp?id=1300
C | Si | Mn | P | S |
0.80-0.90 | 0.35(max) | 0.40-0.60 | 0.035(max) | 0.03(max) |
6. Inspection: 100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C
7. Packing situation: standard seaworthy packing or as customer required
8. Delivery time: 20 days after order confirmed
9. Payment: T/T or L/C at sight.
Application:Suitable for making cross section biggish tools because it has good riqidity and good abrasion after heat treatment
Note:
1. According to national standard (GB)for our products, if not, supply according to national standards(GB) or agreement.
2. We can not only provide electric furnace +LF+VD and electroslag re-melting(ESR)steel forging materials, but also forging products of piece, bar, etc.
3. Our company is equipped with roll equipment and can provide our customers with roll billets or finished.
4. Please send us your detailed specifications when inquire.We will reply to you ASAP.
JIS SK5
