Loading Port:China main port
Payment Terms:TT OR LC
Min Order Qty:0 m.t.
Supply Capability:100000 m.t./month
Packaging Detai | WOODEN CRATES |
Delivery Detail: | BASE ON THE QUANTITY OF ORDER |
Specification
1.Diameter:40 - 600mm or1.6"-24"
2.Length: 250 - 2400mm or10"-96"
3.Grades:RP, RPI (ISO9001:2008standard)
4.Nipples:3TPI,4TPI
Item | S GRADE | G grade | ||||
Φ500~Φ700 | Φ750~Φ960 | Φ1020~Φ1400 | Φ500~Φ700 | Φ750~Φ960 | Φ1020~Φ1400 | |
Rs | ≤45 | ≤45 | ≤45 | ≤38 | ≤38 | ≤40 |
Bulk Desity g/cm3 | ≥1.55 | ≥1.55 | ≥1.55 | ≥1.58 | ≥1.58 | ≥1.58 |
Bending Strength | 3.5~7.5 | 3.5~7.5 | 3.5~7.0 | 4.0~7.5 | 4.0~7.5 | 4.0~7.5 |
Compressive Strength | ≥20.0 | ≥20.0 | ≥19.0 | ≥20.0 | ≥20.0 | ≥19.0 |
Thermal Expansivity | 3.2~4.8 | 3.2~4.8 | 3.2~4.8 | 3.0~4.6 | 3.0~4.6 | 3.0~4.6 |
Ash | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.0 | ≤2.0 | ≤2.0 |
Usage
Used in EAF and LF for steel making, as well as in electric smelting furnace for producing industrial silicon, phosphorus, etc.
Features
1.Good electrical conductivity
2.High resistance to thermal shock
3.High mechanical strength