product name 

30 gauge corrugated roof sheet

    standard 

JIS G3321, ASTM A 795

    grade

 SGCC, SGCH, DX51D+Z

    thickness 

0.14mm-0.5mm

    width 

(trapezoidal tile)  YX25-210-840(1050mm)     YX25-205-820mm(1025mm) 

                         YX 35-125-750mm

(wave tile)  665mm(after corrugation)-762mm(before corrugation)

                 800mm(after corrugation)-900mm(before corrugation)

                 814mm(after corrugation)-914mm(before corrugation)

                 836mm(after corrugation)-925mm(before corrugation)

                 900mm(after corrugation)-1000mm(before corrugation)

    length 

less than 3660mm or as per customer’s request 

   zinc coating 

zn 60g-275g/m2                

   surface treatment

chromated /oiled/skinpassed/dry/ anti-fingerprint 

   spangle

zero/minimized//big /regular spangle

   MOQ

25 metric tons 

   usage 

 roof, walls, ceiling and fence 

  application 

Gymnasium, factories, workshops, warehouse, residential, carport, farmer’s market 

and the highway coaming 

payment terms 

30% TT in payment, balance 70% TT should be paid after receiving the copy of B/L

 Galvanized steel coil chemical composition

Chemical Composition

GRADE

C

Si

Mn

P

S

Ti

SGCC/DX51D+Z

≤0.10

≤0.50

≤0.60

≤0.10

≤0.030

≤0.020

DX52D+Z

≤0.10

≤0.50

≤0.60

≤0.10

≤0.030

≤0.020

SGCD/DX53D+Z

≤0.10

≤0.30

≤0.50

≤0.05

≤0.030

≤0.020

SGCE/DX54D+Z

≤0.10

≤0.30

≤0.30

≤0.03

≤0.020

≤0.020

DX56D+Z

≤0.10

≤0.30

≤0.30

≤0.03

≤0.020

≤0.020

Structural

≤0.20

≤0.60

≤1.70

≤0.10

≤0.045

 Galvanized steel coil  mechanical properties

hot dipped galvanized steel coil Mechanical Properties

GRADE

Yield Strength MPa

Tensile Strength MPa

Elongation %

SGCC(DX51D+Z)

≥205

≥270

-

SGCD(DX53D+Z)

-

≥270

38

SGCE(DX54D+Z)

-

≥270

40

DX56D+Z

-

≥270

42