Product Details

Shandong Zhongbao Metal Manufacturing Co., Ltd. of prime hot dipped galvanized steel coil

What is Specifications of our prime hot dipped galvanized steel coil and other steel coil products?

prime hot dipped galvanized steel coil specifications:

Thickness	0.15mm-2.0mm
Thickness tolerance	+/- 0.02mm
Width	600mm-1250mm
Width tolerance	+/-2mm
Zinc coating	Z40-Z275 g/m2
Color	Grey white, sea blue, red or any RAL standard
Painting	Top: 20+/-5um Back: 5mic---8mic
Standard	ASTM, AISI, DIN, GB,JIS
Material	SGCC,SGCD,SECC,SECD,DX51D+Z, S350GD, S450GD, S550GD
Technique	Cold rolled, hot-dipped galvanizing, color coated, galvanized and so on
Spangle	Zero spangle, regular spangle or normal spangle
Surface Structure	Galvanized, zero spangle, regular spangle or normal spangle
Surface treatment	Chromate and oiled, chromate and non-oiled
Packing	Export standard, or according to customer's requirement
Min order	40Tons
Coil weight	3-6tons or as client requirement
Coil ID	508/610mm

Technical process of prime hot dipped galvanized steel coil

Un-coiler------stitching machine-----barrels-----tension machine-----uncoil-----alkali washing and degreasing-----cleaning----drying----passivation-----drying---- primary coating----primary coating drying----top coating---top coating----cooling----coil----packing and warehousing

Chemical Composition and Mechanical Properties:

(1)Chemical Compositions:

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	≤0.50	≤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

(2) Mechanical Properties:

Grade	Yield Strength MPa	Tensile Strength MPa	Elongation %
SGCC(DX51D+AZ)	≥205	≥270	≥22
SGCD(DX52D+AZ)	≥140	≥270	≥38
S250GD+AZ	≥250	≥330	≥19
S350GD+AZ	≥350	≥420	≥16

The application of prime hot dipped galvanized steel coil :

Electrical appliance	Refrigerator, washer, switch cabinet, instrument cabinet, air conditioning, micro-wave oven, bread maker
Construction(A):Outside	Workshop, agricultural warehouse, residential precast unit, corrugated roof, roller shutter door, rainwater drainage pipe, retailer booth
Construction(B):Inside	Door, doorframe, light steel roof structure, folding screen, elevator, stairway, vent gutter
Furniture	Central heating slice, lampshade, desk, bed, locker, bookshelf
Carrying trade	Exterior decoration of auto and train, clapboard, container, isolation board
Others	Writing panel, garbage can, billboard, timekeep

The application of our prime hot dipped galvanized steel coil and other steel coil products.

Payment:T/T OR L/C

We will offer competitive price to take more market shares. Our commitment is top quality, competitive price and speedy delivery.

What is Packing Information of our prime hot dipped galvanized steel coil and other steel coil products?

Our Steel Coils Products and Production Equipment Photos.

Our Certifications of steel coil products.

Our Factory View.

China Steel United Group well-known in domestic and abroad.Our production capacity is 5000 tons/month The steel coils are sold all over the world,including most parts of Asia,Europe,South Africa,North and south America.We have ability to produce:

1. hot dip galvanised steel coil/sheet/strip (Zinc steel or GI)

2. hot dip Galvalume steel coil/plate/strip (Alu-zinc steel or GL)

3. Prepainted galvanising steel coil/sheet/strip(colour coated galvanising steel or PPGI)

4. pre paint galvalume steel coil/plate/strip(colour coated galvalume steel or PPGL)