steel strip pickling line with Push-Pull type large capacity
The seller shall be responsible for the completeness and
reliability of the process performance and equipment; the buyer
shall be responsible for any design and equipment supply changes
caused by technical solution changes that exceed contract scope.
Seller supply scope does not include spare parts.
The seller shall be responsible for instruction for equipment
installation, commissioning to guaranty that the commissioning
becomes successful. The seller shall be responsible for
instructions to the commissioning, so that qualified acid pickled
coils are produced.
Commissioning to public and auxiliary facilities shall be
responsible by the buyer.
Equipment filling in material (such as lubrication oil, hydraulic
oil and gear oils, etc. inside the equipment) shall be responsible
by the buyer.
Each energy connecting ports are connected to the using site by the
buyer
Major data of the whole Acid Pickling Unit
The major technical targets for this Acid Pickling Unit shall be
provided after the initial designing.
Emission amount of the pollutants shall be provided after initial
designing.
Pollutants and corresponded emission amount shall be provided after
initial design.
“Three Waste” treatment measures shall be provided after initial
design.cid fog
Acid fog from acid pickling tank and water washing tank shall be
sent into acid fog washing tower for purification, then drawn out
by air turbine and discharged into the atmosphere from chimney.
Washing water is discharged into sewage pit for Party A’s future
treatment
The pickling waste acid is processed by the buyer in acid
regeneration plant.
Guaranteed Items and guaranteed value
Function assessment: carbon steel |
Guaranteed Items |
Guaranteed value | Definition and conditions of guaranteed value |
Assessment methods and c |
| | | | f test steel coils: 3 coils for each size continuously |
| (mm) | (m/min) |
Coil size | Supply coils |
| 2-3.5 | | | No visible loosening of coil |
| 2.0mm×1000mm | 180 | 2.0mm×1000mm×20t |
No serious side waves on both sides |
| 3.0mm×1100mm | 180 | 3.0mm×1100mm×20t | |
| 3.5mm×1250mm | 140 | 3.5mm×1250mm×25t | |
Tension | (THmm×WDmm) |
Pay-off reel (ton) | Coiler (ton) | | Number of test steel coils: 3 coils for each size continuously |
| 2×1250 | 1.2 | 4.8 | σs≤500MPa Yield strength: σs≤500MPa |
Supply coils |
| 3.5×1250 | 2.7 | 5.2 | |
The assessment conditions are the same as those of line speed. |
