Beijing JJRS Technology Development Co., Ltd.
Beijing JJRS Technology Development Co., Ltd.
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Pickling line of Steel Strip with Push-Pull type (large capacity)
Guaranteed Items and guaranteed value
| Function assessment: carbon steel | ||||||
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| Residual chlorine ion on the strip surface | ≤5mg/m2(Single side ) |
Same as above | Number of test steel coils: 3 coils for each sizeThe coil to be tested is in the same condition as the coil when the line speed is tested. |
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Residue content on the strip surface | ≤50mg/m2(Single side) | σs≤500MPa Yield strength: σs≤500MPa | Number of test steel coils: 3 coils for each size continuously The coil to be tested is in the same condition as the coil when the line speed is tested. Chemical analysis |
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Surface quality |
No crack edge, rolled edge, scratch on strip surface | σs≤500MPa Yield strength: σs≤500MPa | Visual inspection |
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Scratches refer to scratches caused on this production line. | |||
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Coiling quality |
During coiling coils with neat edge, adjacent lap≤1mm |
On EPC side, the first five and last three laps of coil are excluded. | |
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Environment protection emission |
Acid mist emission chimney HCL emission value ≤20mg/Nm³
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During normal production |
Buyer's lab or third party |
