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Home / Products / Hot dipped galvanized-HDGI  / Galvanized steel coil
  ICON Galvanized steel coil
 
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BENLOG galvanized is produced on continuous hot dip galvanizing lines by passing prepared coils through a bath of molten zinc.The zinc coatings on these products help resist corrosion due to the barrier protection and sacrificial characteristics of the coating. The required zinc coating thickness for different coating specifications is achieved as the result of passing the hot dipped strip through a variable low pressure, high volume air stream, called an "air knife."

The zinc layer on the surface of the galvanized steel sheet isolates the steel sheet from atmosphere to prevent further corrosion of the base sheet and ensures a long service life of the base sheet, due to the excellent corrosion resistance of the galvanized steel sheets. Besides, our galvanized steel sheets are economic and functionally diverse, meeting the requirements of different environments and applications and provide high added value for various combination of products. Now, the galvanized steel sheets are in common use in many fields such as precision instruments, computers, electronic appliances, architectures, color coating, etc.

Steel Specification:

Thickness: 0.2-3.0mm

Width: 600-1500mm

Coating Mass: Z08Z12Z18Z20Z22Z25Z27Z35

Z80Z120Z180Z200Z220Z250Z275

Tolerance for thickness,width,flatness and so on conform to the requirements of JIS G3302 or ASTM A653M/924M

Coil ID can be either 508mm or 610mm, maximum coil OD is 2000mm

The speicfication of ASTM Such as A653m,A924 M and so on have been updated to the latest revisions

Application:

BUILDING & CONSTRUCTION

Floor decks, ceilings, verandas, rolling doors, warehouse, partitions, sheds, gutters, wall, underground piping, sashes, beams, fences, scaffolding, indoor decorations, ducts, ventilating pipes, steel frames and cable trays.

ELECTRICAL APPLIANCES

Freezers, video recorder cases, motor cases, lighting fittings, water heaters, washing machines, refrigerators, stoves, air conditioners, dehumidifiers, fluorescent light housings, electrical heaters, toasters, microwave oven enclosures and switch boxes.

TRANSPORTATION

Containers, under body panels, bus & truck body panels, fuel tanks, noise screens, highway signs, air cleaners, conveyor systems and guard rails.

AGRICULTURAL EQUIPMENT

Barns, drying machines, animal houses, hoppers, irrigation systems, greenhouses, water tanks, sheds, silos, agricultural implements and feeders.

FURNITURE & OTHERS

Vending machines, drums, cans, pails, sauna inner parts, chimney pipes, entertainment machines, solar collectors, office equipment, steel furniture, tool boxes, garages and waste bins.

COMPUTER'S APPLIANCES

Computer shells and communication instruments

Surface Treatment:

Chromating treatment or anti-finger print

Surface Finished:

REGULAR SPANGLE:

Regular spangle is also called normal spangle which is naturally formed without any additional treatment during galvanizing.

MINI SPANGLE:

The spangle is restrained and formed as mini spangle by reducing the lead content in the zinc liquid or by blowing the zinc powder from the equipment installed on the zinc pot.

EXTRA SMOOTH:

The mini spangle is further skin-passed to produce the extra smooth surface.

 

JIS G3302-1998
Classified symbol

Yield Point Minimum N/mm2

Tensile Strength Minimum
N/mm2

Elongation Minimum %

Application

Nominal Thickness mm (t)

cold-rolled base metal

hot-rolled base metal

0.25≤
t<0.4

0.4≤
t<0.6

0.6≤
t<1.0

1.0≤
t<1.6

1.6≤
t<2.5

t≥2.5

SGCC

SGHC

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---

---

---

---

---

---

---

Commercial

SGCH

---

---

---

---

---

---

---

---

---

Commercial Hard

SGCD1

---

---

270

---

34

36

37

38

---

Drawing

SGC340

SGH340

245

340

20

20

20

20

20

20

Structural

SGC400

SGH400

295

400

18

18

18

18

18

18

Structural

SGC440

SGH440

335

440

18

18

18

18

18

18

Structural

SGC490

SGH490

365

490

16

16

16

16

16

16

Structural

---

SGH540

400

540

16

16

16

Structural

SGC570

560

570

---

---

---

---

---

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Structural

ASTM Designation
1999

Yield Point Minimum

Tensile Strength Minimum

Elongation Minimum %

Application

ksi(MPa)

ksi(MPa)

A653(M)-99 CS TYPE A,B,C

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---

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Commercial

A653(M)-99 FS TYPE A,B

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---

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Lock Forming

A653(M)-99 DDS

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---

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Drawing

A653(M)-99 SS Grade33(230)

33(230)

45(310)

20

Structural

A653(M)-99 SS Grade37(255)

37(255)

52(360)

18

Structural

A653(M)-99 SS Grade40(275)

40(275)

55(380)

16

Structural

A653(M)-99 SS Grade50(340)

50(340)

65(450)

12

Structural

A653(M)-99 SS Grade80(550)

 

 

80(550)

82(570)

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Structural

                                  

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