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hot rolled steel cold rolled steel hot dipped aluminum coated hot galvanized electro galvanised 55% alunminum color coated long products special steel for home
 
 
 
  • SPECIFICATIONS
CLASS
JIS G3314 ASTM A 463 ASTM A
463-96a
EN 10154
COMMERCIAL QUALITY
CQ CQ SA1C CS TYPE A DX51D
CS TYPE B DX52D
CS TYPE C
   
  DRAWING
QUALITY
DQ1 SA1A ADQ - DX53D
DQ2 SA1D DQ FS DX54D
DDS DX55D
DQ3 SA1E DQSK - -
EDDQ - - EDDS -
     STRUCTURAL      QUALITY
GRADE A - SQ-A GRADE 230 S250GD
GRADE B - SQ-B GRADE 255 S280GD
GRADE C - SQ-C GRADE 275 S320GD
GRADE D - SQ-D GRADE340
CLASS 1
S350GD
CLASE 2 -
- - CLASE 3 -
GRADE E - - GRADE 550 -
  • AVAILABLE SIZE
    THICKNESS : 0.35MM ~ 2.30MM
    WIDTH : 800MM ~ 1370MM (UNDER 800MM WIDTH, TO BE NEGOTIATED)
 
 
  • TYPICAL MECHANICAL PROPERTY

CLASS

HARDNESS
(HR 30 T)

TENSILE STRENGTH
( kg/mm2)

YIELD POINT
( kg/mm2)

ELONGATION
(%)

SA1C

MAX. 65

MIN. 36

MAX. 36

MIN. 34

SA1D

MAX. 50

MIN. 28

MAX. 24

MIN.36

SA1D

MAX. 48

MIN. 28

MAX. 21

MIN.38

GRADE A

-

MIN. 31

MIN. 21

MIN. 20

GRADE B

-

MIN. 31

MIN. 25

MIN. 20

GRADE C

-

MIN. 41

MIN. 30

MIN. 18

GRADE D

-

MIN. 45

MIN. 37

MIN. 18

  • MAIN APPLICATIONS
    AUTOMOTIVE EXHAUST SYTEM, AIR CONDITIONER, BOILER, RICE COOKER AND
    DECK, WALL PART, ROOF MATERIAL AND
    STOVE PIPE, PRE-HEATER, DRYER, STEAM COVER, AND ETC

 
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