- Steel Billets[1]
- Steel Round Bars[2]
- Steel Sheets[6]
- Metal Building Materials[6]
- Stainless Steel Sheets[2]
- Steel Wire[3]
- Steel Angles[1]
- Steel Pipes[4]
- Stainless Steel Pipes[1]
- Flat Steel[2]
- Contact Person : Ms. Wang Mika
- Company Name : Hubei Hongda Sunrise Trading Co., Ltd.
- Tel : 0086-027-86501371
- Fax : 0086-027-86501363
- Address : Hubei,Wuhan,Room 1801,Unit1,26/F,Huacheng Aquare,No.996 Friendship Avenue,Hongshan District
- Country/Region : China
- Zip : 430063
Hot Rolled Round Steel
Hot Rolled Round Steel1.strength and hardness 2.resistance to thermal fatigue resistance 3.payment terms:T/T,L/C,OA
3Cr2W8V hot rolled round steel
1.Alloy tool steel
2.high strength and hardness, good resistance to thermal fatigue resistance, and good hardenability
3.Stock in warehouse, quick delivery Lower price,
4.better quality,Preshipment quality insepction
5.International quality
Quick Details
Standard: AISI, ASTM, DIN, GB, JIS | Dimensions: 10~400mm | Grade: AISI:H21/ASTM:H21/JIS:SKD5/DIN:1.2567/GB 3Cr2W8V |
Application: mould steel, etc. | Shape: Round Bar | Alloy Or Not: Is Alloy |
Delivery Condition: Black Surface/peeled/turned/polished | Brand: RUISHENG | Special Use: Mold Steel |
Packaging
Packaging Detail:Bulk packing or by customer require.
Chemical composition (for reference only):
C | Si | Mn | Cr | W | v | P | S |
0.30~0.40 | 0.40 MAX | 0.40 MAX | 2.20~2.70 | 7.50-9.00 | 0.20-0.50 | ≤0.030 | ≤0.030 |
Physical properties
3Cr2W8V critical temperature
Critical point | Ac1 | Acm | Ar1 |
temperature(approximation)/°C | 820~830 | 1100 | 790 |
3Cr2W8V Hot Working Technology
Item | Heating temperature/°C | start forging temperature/°C | final forging temperature/°C | type of cooling |
Steel ingot
Steel billet | 1150~1200 1130~1160 | 1100~1150 1080~1120 | 900~850 900~850 | First air-cooled, after the pit of cold or sand cold |
3Cr2W8V steel expansion coefficient
| Temperature / ° C | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 |
| (steel expansion coefficient) / ° C-1 | 14.3×10-6 | 14.7×10-6 | 15.7×10-6 | 16.3×10-6 | 16.1×10-6 | 15.2×10-6 | 15.0×10-6 | 28.0×10-6 |
Inspection: 100% Ultrasonic according to the test standards: SEP1921-84, GR.3 CLASS C/C
Packing situation: standard seaworthy packing or as customer required
Delivery time:30 days after order confirmed
Payment: 30%T/T deposit or L/C at sight.
Application: Extrusion dies and die-casting for aluminum, Mandgnesium allay mostly, for copper alloy could use, Mechanical press forging of steel, could use also
Hot Rolled Round Steel
