Hot Dipped Galvanized Steel Coils from China

Hot Dipped Galvanized Steel Coils from China System 1

Hot Dipped Galvanized Steel Coils from China System 2

Hot Dipped Galvanized Steel Coils from China

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

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Commodity	Hot dip galvanized steel coil and sheet
Technical Standard:	JIS 3302 / ASTM A653 / EN10143
Grade	DX51D / DX52D/ DX53D/ S250,280,320GD
Types:	Commercial / Drawing / Deep Drawing / Structural quality
Width	500/650/726/820/914/1000/1200/1219/1220/1250mm
Thickness	0.12-2.8mm
Type of coating:	Galvanized
Zinc coating	Z30-275g/m2
Surface Treatment	Chromed / Skin-pass/ Oiled/Slightly Oiled/ Dry/ Anti-fingerprint
Surface structure:	Zero spangle / minimized spangle / regular spangle/ big spangle
ID coil	508mm or 610mm
Coil weight	3-8 MT per coil
Package:	Properly packed for ocean freight exportation in 20''containers
Application:	Industrial panels, roofing and siding for painting
Price terms	FOB,CFR,CIF
Payment terms	T/T or L/C
Delivery time	Within 30 days
Remarks	Insurance is all risks
	MTC will be handed on with shipping documents
	We accept the third party certification test,such as SGS/BV

Hot dipped galvanized coil Technical Data

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

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

Q: How are steel coils tested for mechanical properties?: Steel coils are tested for mechanical properties through various methods, including tensile testing, hardness testing, and impact testing. Tensile testing involves subjecting a small sample of the steel coil to a controlled force, measuring the amount of force required to deform or break the material. Hardness testing determines the resistance of the steel to indentation or scratching, providing insights into its strength and durability. Impact testing assesses the ability of the steel to withstand sudden loads or shocks by striking a sample with a pendulum and measuring the energy absorbed during fracture. These tests help evaluate the quality and suitability of steel coils for specific applications.

Q: 7850kg/cu.m density is typical for all type of steel? like reibar, I- beam and so on: 90% of the steels used today are plain mild carbon steels consisting of iron with less than 1% carbon content and as such have a density of about 7750 kg/cubic meter. Some special steels which have a significant percentage of alloying elements such as chrome or manganese or other elements will have greater density bringing the steel up to about 8000 kg / cubic meter. There are a greater many factors influencing the exact density of a steel. Even for steels of exactly the same content of iron , carbon and other alloying elements, there may be a difference ( very small mind you ) in density due to work hardening. The difference in this case is due to movement of dislocations which become locked in the grain boundaries and this forms a more dense crystal structure. For this same reason, the theoretical density of steel (which does not take into account dislocations) is greater than the measured density of steel.

Q: What is the cost of a steel coil?: The cost of a steel coil can vary depending on various factors such as the size, thickness, grade, and market conditions. It is best to contact a supplier or check current market prices for an accurate cost.

Q: steel bollard poles?: They're short steel posts that are used as a barrier to keep traffic out of an area. If you want to see an example Google it and look at the pics.

Q: Is sterling silver better than surgical steel as far as being hypoallergic in earrings? If I have a choice which should I get? Thanks!: Surgical okorder /

Q: I just got the game Red Steel for the Wii. I want to use the sword in multiplayer mode, but I can't find it. Is it only for single player?: Sure.

Q: What are the different types of coil slitting machines?: In the market, one can find various coil slitting machines, each designed to meet specific requirements and preferences. Some commonly used types are as follows: 1. Rotary shear slitters: These machines employ rotary knives mounted on a rotating drum to slice the coil into narrow strips. They are perfect for high-speed operations and can handle large quantities of material. 2. Loop slitters: Loop slitting machines pass the coil through a loop to maintain tension and prevent material damage during the slitting process. They are suitable for delicate materials or those prone to deformation. 3. Turret slitters: Turret slitting machines have multiple sets of slitting knives mounted on a rotating turret. This enables quick and easy switching between various slitting configurations, reducing downtime and increasing productivity. 4. Drag slitters: Drag slitting machines utilize a stationary knife and a moving clamp to hold and pull the coil through the cutting process. They are versatile and can handle a wide range of materials, including thick or heavy coils. 5. Crush slitters: Crush slitting machines employ a set of opposing rollers to crush and cut the coil material. They are commonly used for softer materials or those that are challenging to cut with traditional knives. 6. Laser slitters: Laser slitting machines make use of a high-powered laser beam to precisely cut through the coil material. They offer unparalleled accuracy and are suitable for high-end applications or materials with complex shapes. Each type of coil slitting machine has its own advantages and limitations. The choice of machine depends on factors such as the type of material, required speed, desired accuracy, and production volume.

Q: I need to penetrate steel on my car but don't know which bit to use. Are there special bits for steel?: I think you mean through being that said, they make special bits for drilling metal that you can pick up at any good hardware store ps if drilling on your car, be sure you don't drill into the gas tank, muffler, etc

Q: How are steel coils inspected for color consistency?: Steel coils are inspected for color consistency using a variety of methods to ensure that the final product meets the desired specifications. One common method is visual inspection, where trained inspectors examine the steel coils under controlled lighting conditions to detect any variations in color. This is done by comparing the color of each coil to a standard color chart or a previously approved sample. Any discrepancies are noted and further analysis is conducted. Additionally, advanced technologies such as spectrophotometers may be employed to measure the color of the steel coils objectively. Spectrophotometers use light to measure the reflective properties of the steel surface, allowing precise color analysis. The obtained color data is then compared to the specified color range, and any deviations are flagged for further investigation. Furthermore, some manufacturers may use automated color measurement systems, such as colorimeters or color cameras, to inspect steel coils for color consistency. These systems can quickly and accurately assess the color of each coil, ensuring uniformity across the entire batch. Overall, the inspection of steel coils for color consistency involves a combination of visual inspection, spectrophotometry, and automated color measurement systems. This comprehensive approach helps to guarantee that the steel coils meet the required color standards, providing consistent and high-quality products to customers.