Cold Rolled Steel Sheet Coil(CR)
Negotiable Min Order Quantity Unit
- Required Quantity
-
- Place of Origin
- Brand name
- DONG-BU STEEL, UNION STEEL
- Payment Terms
- Negotiable
- Production method
- Negotiable
- Shipping / Lead Time
- Negotiable / Negotiable
- Keyword
- Category
- Steel Sheets
Sechang Steel Co,. Ltd.
South Korea
- Verified Certificate
-
16
| Product name | Cold Rolled Steel Sheet Coil(CR) | Certification | - |
|---|---|---|---|
| Category | Steel Sheets | Ingredients | - |
| Keyword | - | Unit Size | - |
| Brand name | DONG-BU STEEL, UNION STEEL | Unit Weigh | - |
| origin | Stock | - | |
| Supply type | - | HS code | 7209 |
Product Information
1. Classification and Chemical Composition
(Only for Reference)
|
Class
|
Symbol
|
Quality
|
chemical composition %
|
||||
|
C
|
Si
|
Mn
|
P
|
S
|
|||
|
Class 1
|
SPCC
|
Commercial Quality
|
0.12 Max
|
-
|
0.50 Max.
|
0.040 Max.
|
0.045 Max.
|
|
Class 2
|
SPCD
|
Drawing Quality
|
0.10 Max
|
-
|
0.45 Max.
|
0.035 Max.
|
0.035 Max.
|
|
Class 3
|
SPCE
|
Deep Drawing Quality
|
0.08 Max
|
-
|
0.40 Max.
|
0.030 Max.
|
0.030 Max.
|
Remarks
- Where the value obtained by the tension test and or Erichsen value are guaranteed by the order of purchaser for Class 1 sheet or strip normally
refined or as it is annealed, its symbol for classification shall be SPCCT, which has a suffix T at the end. - Where the non-aging is guaranteed by the order of purchaser for Class 3 sheet or strip normally refined or as it is annealed, its symbol for classification shall be SPCEN, which has a suffix N at the end.
2. Permissible Variations in Dimensions & Shapes. (unit : mm)
1. Thickness Tolerances
|
Divison by nominal width Divison by nominal thickness |
Under 630
|
630 to 1,000, excl
|
1,000 to 1,250, excl.
|
1,250 to 1,600, excl.
|
1,600 and over
|
|
under 0.25
|
± 0.03
|
± 0.03
|
± 0.03
|
-
|
-
|
|
0.25 to 0.40, excl.
|
± 0.04
|
± 0.04
|
± 0.04
|
-
|
-
|
|
0.40 to 0.60, excl.
|
± 0.05
|
± 0.05
|
± 0.05
|
± 0.06
|
-
|
|
0.60 to 0.80, excl.
|
± 0.06
|
± 0.06
|
± 0.06
|
± 0.07
|
± 0.08
|
|
0.80 to 1.00, excl.
|
± 0.07
|
± 0.07
|
± 0.07
|
± 0.09
|
± 0.10
|
|
1.00 to 1.25, excl.
|
± 0.08
|
± 0.08
|
± 0.09
|
± 0.10
|
± 0.12
|
|
1.25 to 1.60, excl.
|
± 0.09
|
± 0.10
|
± 0.11
|
± 0.12
|
± 0.14
|
|
1.60 to 2.00, excl.
|
± 0.10
|
± 0.11
|
± 0.12
|
± 0.14
|
± 0.16
|
|
2.00 to 2.50, excl.
|
± 0.12
|
± 0.13
|
± 0.14
|
± 0.16
|
± 0.18
|
|
2.50 to 3.15, excl.
|
± 0.14
|
± 0.15
|
± 0.16
|
± 1.18
|
± 0.20
|
|
3.15 and over.
|
± 0.16
|
± 0.17
|
± 0.19
|
± 0.20
|
-
|
2. Width Tolerances
|
Division by nominal width
|
|
|
Under 1,250
|
1,250 and over
|
|
+70
|
+10
|
3. Length Tolerances
|
Division by nominal length
|
Tolerance
|
|
Under 2,000
|
+100
|
|
2,000 to 4,000, excl
|
+150
|
|
4,000 to 6,000, excl.
|
+200
|
ASTM-ASTMA366,A619,A620
1. Classification and Chemical Composition
|
Classification
|
Quality
|
chemical composition %
|
||||
|
C
|
Si
|
Mn
|
P
|
S
|
||
|
A366
|
Commercial Quality
|
0.15 Max.
|
-
|
0.60 Max.
|
0.035 Max
|
0.040 Max
|
|
A619
|
Drawing Quality
|
0.10 Max.
|
-
|
0.50 Max.
|
0.025 Max
|
0.035 Max
|
|
A620
|
Deep Drawing Special Killed
|
0.10 Max.
|
-
|
0.50 Max.
|
0.025 Max
|
0.035 Max
|
2. Permissible Variations in Dimensions & Shapes, ASTM a568.83
1. Thickness Tolerances (Only for Reference)
|
Specified width, in. (mm)
|
Thickness Tolerances Over, in. No Tolerance Under
|
|||||
|
Specified Minimum Thickness, in.
|
||||||
|
Over 0.098(2.49) to 0.142 (3.61) inch
|
Over 0.071(1.80) to 0.098(2.49) inch
|
Over 0.057 (1.45) to 0.071(1.80) inch
|
Over 0.039 (0.99) to 0.057(1.45) inch
|
Over 0.019 (0.48) to 0.057(0.99) inch
|
0.014 (0.36) to 0.019(0.48) inch
|
|
|
Over 12(305) to 15(381), inch
|
0.010 (0.25)
|
0.010 (0.25)
|
0.010 (0.25)
|
0.008(0.20)
|
0.006(0.15)
|
0.004(0.10)
|
|
Over 15(381) to 72(1,829), inch
|
0..012(0.30)
|
0.010 (0.25)
|
0.010 (0.25)
|
0.008(0.20)
|
0.006(0.15)
|
0.004(0.10)
|
|
Over 72 (1,829)
|
0.014(0.36)
|
0..012(0.30)
|
0.010 (0.25)
|
0.008(0.20)
|
0.006(0.15)
|
-
|
Notes
- Thickness is measured at any point across the width not less than 3/8 in. (9.5mm) from a side edge.
- The specified thickness range captions noted below also apply when sheet is specified to a nominal thickness, and the above tolerances are divided equally over and under
2. Width Tolerances (Coils and / Cut Lengths, Over 12 in. (305 mm) in width, Not Resquared)
|
Specified Width, in. (mm)
|
Tolerances Over Specified Width, No Tolerance Under
|
|
|
in
|
mm
|
|
|
Over 12( 305) to 30 (762), inch.
|
1/8
|
3.2
|
|
Over 30 (762) to 48 (1,219), inch.
|
3/16
|
4.8
|
|
Over 48 (1,219) to 60 (1,524), inch.
|
1/4
|
6.4
|
|
Over 60 (1,524) to 80 (2,032), inch.
|
5/16
|
7.9
|
|
Over 80 (2,032)
|
3/8
|
9.5
|
3. Length Tolerances, (Cut Lengths Over 12 in. 305mm) in width, Not Resquared)
|
Specified Width, in. (mm)
|
Tolerances Over Specified Width, No Tolerance Under
|
|
|
in
|
mm
|
|
|
Over 12( 305) to 30 (762), inch.
|
1/8
|
3.2
|
|
Over 30 (762) to 60(1,524), inch.
|
1/4
|
6.4
|
|
Over 60(1,524) to 96 (2,438), inch.
|
1/2
|
12.7
|
|
Over 96(2,438) to 120 (3,048), inch.
|
3/4
|
19.1
|
|
Over 120(3,048) to 156 (3,962), inch
|
1
|
25.4
|
|
Over 156 (3,962) to 192 (4,877), inch.
|
1 1/4
|
31.8
|
|
Over 192 (4,877) to 240 (6,096), inch.
|
1 1/2
|
38.1
|
|
Over 240 (6,096)
|
1 3/4
|
44.5
|
B2B Trade
| Price (FOB) | Negotiable | transportation | - |
|---|---|---|---|
| MOQ | Negotiable | Leadtime | Negotiable |
| Payment Options | Negotiable | Shipping time | Negotiable |
- President
- PARK, SUNG-JOO
- Address
- 662 Gasul-ri, Daesan-myeon, Uichang-gu, Changwon-si, Gyeongsangnam-do, Korea
- Product Category
- Ladders & Scaffoldings,Steel Pipes,Steel Sheets
- No. of Total Employees
- 1-50
- Company introduction
-
1984 Dec. Foundation of Sechang Steel
Registered as a distributor of Union Steel (1984), Dongbu Steel(1985), POSCO C&C (1992)
1990 Dec. Foundation of Gwangju Office
1995 Jan. Conversion into a corporation
1999 Nov. Received Minister of Industry & Resources Award and Export Tower on National Trade Day, Acquired certification of ISO/KS A9002 (Gwangju Office)
2004 Nov. Received Minister of Commerce, Industry and Energy Award and Export Tower on National Trade Day
2005 Nov. Received Export Tower on National Trade Day, CEO received Prime Minister Award
2006 Dec. Designated as the front-runner in the strategic industry(machinery part) by Busan Metropolitan City
2007 Dec. Received Award of Excellence in Export from Busan Metropolitan city
2009 Jun. Foundation of Changwon plant & relocation of head office
- Main Markets
-
Cyprus
N.Zealand
Qatar
Turkey
U.A.E.
- Factory Information
-
SE CHANG STEEL
- Main Product
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