NANJING IRON&STEEL UNITED CO. LTD.
NANJING, JIANGSU, CHINA
1-STRAND THICK AND WIDE SLABCASTER CC3

primetals.com

Nanjing Iron&Steel
United C. Ltd. is locatedin Nanjing Jiangsu
Province in the west ofShanghai

NANJING IRON&STEEL UNITED CO. LTD.
1-Strand Thick and Wide Slab Caster CC3
On January 30, 2009, Nanjing Iron and Steel United Co.
Ltd. awarded Siemens VAI (now Primetals Technologies) acontract for the supply of a new single strand slab caster.
The new caster followed on from the successful start upof two previous single strand wide slab casters started
up in 2004 and 2006. The new single strand caster isdesigned to cast slab thicknesses of 220, 260 and 320 mm
by a width of 1600–2800 mm. The caster was started up
successfully at the end of October 2010.
Primetals Technologies also supplied the ultra-wide
medium thick slab caster CC1 in 2004, the wide slab casterCC2 in 2006, as well as the bloom caster CC8 in 2008 andupgraded the Level 2 of the slab casters CC1 and CC3 in2018 and extended the bloom caster CC8 with a fourthstrand also in 2018.

MAIN BENEFITS•• Advanced features with Connect & Cast tomaximize product quality and production
from the beginning•• Optimum perfomance and availabilty•• Latest hardware/software configuration which
ensures compatibility for Industry 4.0•• Maximum system and plant availabilty at low
maintenance costs

SOLUTION
The caster is fully equipped with advanced technologies
including DynaWith automatic mold-width adjustment,
DynaGap Soft Reduction in all segments and Dynacs spraycooling. Latest design Mold Expert breakout prevention,
LevCon mold level control, DynaFlex mold oscillation andQuality Expert for on-line slab quality assessment is allprovided.
In 2018 Primetals Technologies upgraded the Level 2 with
DynaPhase, Dynacs 3D, DynaGap Soft Reduction 3D,Quality Expert, CC Optimization, Yield Expert, IntermixExpert, Equipment Expert and Soft Clamping.

PLANT DATA
Steelmaking facilities
Heat size

Primetals Technologies’ scope of work includes equipment
design for mechanical, fluids, electrical and automation
systems, training and advisory services for co-manufacture,erection, cold test and commissioning.
Assembly parts and spare parts for one year was also
supplied.

155 tCaster capacity

1.66 Mtpy

Machine radius

10 m

Metallurgical length32.1 m (34.5 m in future)

Slab thicknesses

220 | 260 | 320 mm

Slab width range

1,600 – 2,800 mm

Cut lengthMax. casting speed

SCOPE OF SUPPLY

BOF, LF, VD, RH | 6 Mtpy

Steel grades

primary cutting 6.0 – 9.6 m
secondary cutting 2.0 – 4.8 m
1.7 m/min
low to ultra-high carbon steels,
microalloyed steels,
peritectic steels
for pipes and platesPrimetals Technologies Austria GmbHA joint venture of Mitsubishi Heavy Industries and partners

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Brochure No.: T03-0-N670-L4-R-V2-EN
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