High-Quality Cold-Rolled Galvanized Steel Coil – 0.3mm Thick DX51 Galvanized Steel Coil
Product Spotlights
Cold rolled steel coil is produced by further rolling hot rolled steel coil at room temperature. It features high surface finish, stable dimensional accuracy, and excellent mechanical properties, along with good formability and coating adhesion. The production process typically includes pickling, cold rolling, annealing, and tempering. The thickness generally ranges from 0.2 mm to 3.0 mm, with various widths available.
In terms of applications, cold rolled steel coil is widely used in automotive manufacturing, home appliance production, building decoration, metal products, electrical control cabinets, and office furniture. For example, outer and inner panels of automobiles, refrigerator shells, color-coated substrates, and galvanized substrates all use cold rolled steel coil as the primary material. Due to its superior surface quality and mechanical performance, it is also commonly used as raw material for deep drawing, cold bending, and precision components. Cold rolled steel coil is an essential basic material in modern industry.
Deep processing requires annealing treatment. Due to the lack of heating during the production process of cold rolled steel coils, there are no defects such as pits and oxide scales that often occur during hot rolling. The surface quality is good and the smoothness is high. Moreover, the dimensional accuracy of cold rolled high carbon spring steel coils is high, and the performance and structure of the products can meet some special usage requirements, such as electromagnetic performance, deep drawing performance, etc.
Technical Standards for cold rolled steel coil | |||||
grade |
Zhengde enterprise standard |
Comparable to foreign standards |
illustrate |
||
Standard |
Grade |
Standard |
Grade |
||
general use |
Q/BQB403 Q/BQB402 |
St12 SPCC |
DIN1623JISG3141 |
St12 SPCC |
For general forming processing such as refrigerators |
stamping grade |
Q/BQB403 Q/BQB402 |
St13 SPCD |
DIN1623JISG3141 |
St13 SPCD |
Steel for stamping and forming processes such as automobiles, home appliances, and construction. |
Deep drawing |
Q/BQB403 Q/BQB402 |
St14, (F, HF, ZF)SPCE (F, HF, ZF) |
DIN1623JISG3141 |
St13 SPCE |
Automobile headlights, fuel tanks, car doors, windows and other steels for deep drawing and forming. |
hard steel |
Q/BQB402 |
SPCC4D SPCC8D SPCC1D |
JISG3141 |
1/4 hard1/8hard |
Steel for bicycle rims and steel for stationery. |
structural steel |
Q/BQB410 BZJ410 |
St37-2G St44-3G St52-3G |
DIN1623 |
St37-2G St44-3G St52-3G |
Buildings, car bodies, brackets. |
Send Inquiry to This Supplier
You May Also Like
-
Cold-Rolled Black Annealed Steel Coils — High Quality | 2.0mm / 1.0mm | 1000mm / 1250mm | Q235 / SPCC / DC01 | Cutting & Bending Services AvailableUS$ 520 - 535MOQ: 10 Metric Tons
-
DC01 ASTM A572 500mm Thick Cold-Rolled Low-Carbon Steel Coils — Grades 1065, 1095, 1050 — Suitable for Cutting, Bending, and WeldingUS$ 520 - 535MOQ: 10 Metric Tons
-
0.3mm x 300mm DC02 Cold-Rolled Steel Coils — Discounted Price, Large Stock AvailableUS$ 520 - 535MOQ: 10 Metric Tons
-
Cold-Rolled Low-Carbon Marine Steel Coils — ASME SA36, AH36; ASTM A36; Q235B, Q345 — MS Metal Steel Plates & StripsUS$ 520 - 535MOQ: 10 Metric Tons
-
Structural-Grade Cold-Rolled Steel Coil: 2mm Thick, 1250mm Wide DC03 Material for Structural ApplicationsUS$ 515 - 520MOQ: 10 Metric Tons
-
High-Quality ISO 9001 Certified Chinese Steel — Q195, Q235, A36, Q345, A53 Carbon Steel Coils (Cold Rolled), 0.2–0.5 mm ThicknessUS$ 515 - 520MOQ: 10 Metric Tons
-
Zhengde Metal Brand High-Quality DC01 and SPCC Cold-Rolled Steel Strips (0.11–5.0 mm Thickness), Suitable for Automotive Applications.US$ 515 - 520MOQ: 10 Metric Tons
-
DC01,DC03,SPCC,SPCD,Q420B S355N 0.5mm 0.8mm 1mm 2mm Cold Rolled Steel CoilUS$ 475 - 485MOQ: 10 Metric Tons
-
Home Appliance Panels Deep Drawing Quality Cold Rolled CoilUS$ 475 - 485MOQ: 10 Metric Tons
-
For ERW Tube & Pipe Production Cold Rolled CoilUS$ 475 - 485MOQ: 10 Metric Tons








