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Shijiazhuang BKDR Metallurgical Science & Technology Co.,Ltd
Products
| Payment Type: | L/C,T/T,D/P |
|---|---|
| Incoterm: | FOB,CFR,CIF,FCA,CPT |
| Min. Order: | 5 Piece/Pieces |
| Delivery Time: | 75 Days |
Barrel Diameter: 1500mm Maximum: Unit Weight: 25mt Maximum
Packaging: Inner plastic film and outer corrugated sheet, in steel case
Productivity: 20000mt/year
Brand: Zhengkun
Transportation: Ocean,Land,Air
Place of Origin: China
Supply Ability: 1000mt/month
Certificate: ISO 9001:2008
HS Code: 84553000
Port: Xingang,China,Shanghai
Semi High Speed Steel Rolls is similar as High Speed Steel Rolls, but its alloy elements of Mo, V, W is a little lower, and its mechanical properties is lower too. But it have a more competitive price than HSS Rolls. These types of rolls are used for roughing stand to increase productivity.
Chemical Composition and hardness.
C Si Mn P S Cr Ni Mo V W HSD 0.60-1.20
0.80-1.50
0.50-1.00
≤0.03
≤0.025
3.00-9.00
0.20-1.20
2.00-5.00
0.40-3.00 0.00-3.00 75-98
Neck Hardness:30-45
Tensile Strength: 350N/mm2 min
Product Categories : Hot Strip And Plate Mill Rolls > Roughing Rolls
