Galvanized Steel Coil (S350GD+Z S250GD+ZF) Type: Structural Steel

Galvanized Steel Coil (S350GD+Z S250GD+ZF) Type: Structural Steel

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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Basic Info.

Model NO.:S350GD+Z S350GD+ZF

Surface Treatment:Galvanized

Technique:Cold Rolled

Standard:ASTM,JIS,GB,AISI,DIN,Bs and Others

Steel Grade:S350gd+Z S350gd+Zf

Export Markets:Global

Additional Info.

HS Code:72104900

Production Capacity:10000tons Per Month

Product Description

Brief Introduction:

Commodity name : Hot Dipped Galvanized Steel Coil

Standard we can provide: AISI ASTM BS DIN GB JIS

Grade : DC51D+Z,DC51D+ZF,St01Z,St02Z,St03Z

Zinc Coating:40g-275g/m2

Size we can provide:

Size Range: CRC substrate Thickness: 0.3-3.0mm

CRC substrate Width: 800-1830mm

HRC substrate Thickness:1.8-2.8mm

HRC substrate Width:900-1500mm

Galvanized Steel Coil (S350GD+Z S250GD+ZF) Type: Structural Steel

Grade	Chemical composition %
	C	Si	Mn	P	S	Alta	Ti	Nb
	No more than	No more than	No more than	No more than	No more than	No less than	No more than	No more than
DC51D+Z,DC51D+ZF	0.1	---	0.5	0.035	0.035	---	---	---
(St01Z,St02Z,St03Z)	0.1	---	0.5	0.035	0.035	---	---	---


Grade	Mechanical properties						plating adhesion
	yield strength	tensile strength	n 90	r 90	Elongation %			Plating weight(g/m 2 )
	Mpa	Mpa	No less than	No less than	No less than			Bending diameter
								(a=thickness of slab)
					L 0 =80mm b=20mm
					Normal thickness mm
					≤ 0.7	>0.7		≤ 140/140	>140/140~	>175/175
					≤ 0.7	>0.7		≤ 140/140	175/175	>175/175
DC51D+Z(St01Z,St02Z,St03 Z), DC51D+ZF	---	270~500	---	---	20	22		0a	1a	2a
Exposure Test :						Salt Spray Test :
Exposure Test :						Salt Spray Test :
Environment	GI					Enviroment	GI Average Corrosion		AL-ZN Average Corrosion
	Average corrosion						GI Average Corrosion		AL-ZN Average Corrosion
	g/m2 /y	μ m/y					g/m2/y	um/y	g/m2/y	um/y
Tough Marine Climate	140	9.8				tough Marine Climate	140	9.8	16	2.2
Moderate Marine Climate	18	1.3				Modeerate Marine Climate	18	1.3	4	0.54
Industrial Climate	20	1.4				Industrial Climate	20	1.4	4.2	0.57
Countryside Climate	4	0.28				Countryside Climate	4	0.28	1.3	0.17
Plainness of hot dip galvanized substrate A.2.1 For steel sheet with a specified minimum yield strength less than 260MPa, the maximum plainness tolerance should be in conformity with the stipulations of Table A1.
MPa	Nominal width	Plainness (mm) for the nominal thickness as shown below
		Common precise PF.A			High-level precision PF.B
		<0.70	0.70~<1.60	1.60~3.0	<0.70	0.70~<1.60	1.60~3.0
<260	<1200	10	8	8	5	4	3
	1200~<1500	12	10	10	6	5	4
	≥1500	17	15	15	8	7	6
For steel sheet and steel strip with a specified minimum yield strength not less than 260MPa but less than 360MPa,and the grades of DC51+Z/Z DD51D+Z /S550GD+Z/ZF), the maximum plainness tolerance should be in conformity with the stipulations of Table A2. Table A2

MPa	Nominal width	Plainness (mm) for the nominal thickness as shown below
		Common precise PF.A			High-level precision PF.B
		<0.70	0.70~<1.60	1.60~3.0	<0.70	0.70~<1.60	1.60~3.0
260~<360	<1200	13	10	10	8	6	5
	1200~<1500	15	13	13	9	8	6
	≥1500	20	19	19	12	10	9
Thickness tolerance for hot dip galvanized substrate
Thickness tolerance for hot dip galvanized substrate
For steel sheet with a specified minimum yield strength less than 260MPa, the maximum thickness tolerance should be in conformity with the stipulations of Table A6.

Nominal thickness	Thickness tolerance while the widths are showed as follows
	Common precise PT.A			High-level precision PT.B
	≤1200	>1200~1500	>1500	≤1200	>1200~1500	>1500
0.30~0.40	±0.04	±0.05	±0.06	±0.030	±0.035	±0.040
>0.40~0.60	±0.04	±0.05	±0.06	±0.035	±0.040	±0.045
>0.60~0.80	±0.05	±0.06	±0.07	±0.040	±0.045	±0.050
>0.80~1.00	±0.06	±0.07	±0.08	±0.045	±0.050	±0.060
>1.00~1.20	±0.07	±0.08	±0.09	±0.050	±0.060	±0.070
>1.20~1.60	±0.10	±0.11	±0.12	±0.060	±0.070	±0.080
>1.60~2.00	±0.12	±0.13	±0.14	±0.070	±0.080	±0.090
>2.00~2.50	±0.14	±0.15	±0.16	±0.090	±0.100	±0.110
>2.50~3.00	±0.17	±0.17	±0.18	±0.110	±0.120	±0.130
For steel sheet and steel strip with a specified minimum yield strength not less than 260MPa but less than 360MPa, the thickness tolerance should be in conformity with the stipulations of Table A7.

Nominal thickness	Thickness tolerance while the widths are showed as follows
	Common precise PT.A			High-level precision PT.B
	≤1200	>1200~1500	>1500	≤1200	>1200~1500	>1500
0.30~0.40	±0.05	±0.06	±0.07	±0.035	±0.040	±0.045
>0.40~0.60	±0.05	±0.06	±0.07	±0.040	±0.045	±0.050
>0.60~0.80	±0.06	±0.07	±0.08	±0.045	±0.050	±0.060
>0.80~1.00	±0.07	±0.08	±0.09	±0.050	±0.060	±0.070
>1.00~1.20	±0.08	±0.09	±0.11	±0.060	±0.070	±0.080
>1.20~1.60	±0.11	±0.13	±0.14	±0.070	±0.080	±0.090
>1.60~2.00	±0.14	±0.15	±0.16	±0.080	±0.090	±0.110
>2.00~2.50	±0.16	±0.17	±0.18	±0.110	±0.120	±0.130
>2.50~3.00	±0.19	±0.20	±0.20	±0.130	±0.140	±0.150
For steel sheet and steel strip with a specified minimum yield strength not less than 360MPa, but less than or equal to 420 MPa, the thickness tolerance should be in conformity with the stipulations of Table A8.

Nominal thickness	Thickness tolerance while the widths are showed as follows
	Common precise PT.A			High-level precision PT.B
	≤1200	>1200~1500	>1500	≤1200	>1200~1500	>1500
0.30~0.40	±0.05	±0.06	±0.07	±0.040	±0.045	±0.050
>0.40~0.60	±0.06	±0.07	±0.08	±0.045	±0.050	±0.060
>0.60~0.80	±0.07	±0.08	±0.09	±0.050	±0.060	±0.070
>0.80~1.00	±0.08	±0.09	±0.11	±0.060	±0.070	±0.080
>1.00~1.20	±0.10	±0.11	±0.12	±0.070	±0.080	±0.090
>1.20~1.60	±0.13	±0.14	±0.16	±0.080	±0.090	±0.110
>1.60~2.00	±0.16	±0.17	±0.19	±0.090	±0.110	±0.120
>2.00~2.50	±0.18	±0.20	±0.21	±0.120	±0.130	±0.140
>2.50~3.00	±0.22	±0.22	±0.23	±0.140	±0.150	±0.160
For steel sheet and steel strip with a specified minimum yield strength not less than 420MPa, but less than or equal to 900 MPa, the thickness tolerance should be in conformity with the stipulations of Table A9.

Nominal thickness	Thickness tolerance while the widths are showed as follows
	Common precise PT.A			High-level precision PT.B
	≤1200	>1200~1500	>1500	≤1200	>1200~1500	>1500
0.30~0.40	±0.06	±0.07	±0.08	±0.045	±0.050	±0.060
>0.40~0.60	±0.06	±0.08	±0.09	±0.050	±0.060	±0.070
>0.60~0.80	±0.07	±0.09	±0.11	±0.060	±0.070	±0.080
>0.80~1.00	±0.09	±0.11	±0.12	±0.070	±0.080	±0.090
>1.00~1.20	±0.11	±0.13	±0.14	±0.080	±0.090	±0.110
>1.20~1.60	±0.15	±0.16	±0.18	±0.090	±0.110	±0.120
>1.60~2.00	±0.18	±0.19	±0.21	±0.110	±0.120	±0.140
>2.00~2.50	±0.21	±0.22	±0.24	±0.140	±0.150	±0.170
>2.50~3.00	±0.24	±0.25	±0.26	±0.170	±0.180	±0.190
Width tolerance
Width tolerance
Nominal width	Width tolerance		Width

FAQ

1.What's your MOQ?
25MT, it is for one container.
2.Do you have QC teams?
Yeah, sure, our QC team is very important, they will keep the quality control for our products.
3. What's your normal delivery time?
Our delivery time about 10-20days for standard sizes, if you have other requirements like hardness and width ,it is about 20-40days. But don't worry ,we also try our best for the delivery time ,because time longer and our cost is higher.
4.Are the products tested before shipping?
Yes, all of our PPGI and GI was qualified before shipping. We test every batch every day.

Q: My daughter wants a pair of steel toe cap boots for around the horses but wants them warm, so ideally fur lined etc. Does anybody know where I could purchase them as everywhere I look its only one or the other, cant get steel with fur lining. Very frustrating. I live in the uk. Many thanks.: Steel toe boots around horses is a big no-no! horses are heavy enough to bend the steel and that could possibly cut into her foot. Even if it doesn't cut into her foot, the boot is ruined after the first time a horse does step on it. On the other hand, Mountain Horse and Ariat both make great winter riding boots.

Q: I heard that titanium isn't the most hypoallergenic metal because it is treated and the chemicals can cause an allergic reaction. I also heard that surgical steel is the best because it is what is used in surgery and in hip replacement implants etc. Is this correct?I've always heard that titanium is best, but now I'm curious because surgical steel is much cheaper than titanium which can be expensive.Thanks: There is a lot of debate in the piercing community about guns vs. needles. In my opinion, needle piercing from a reputable piercing shop is the best choice. This is because guns can harbor a lot of bacteria, especially if they are used on more than one person which they often are. Yes, guns are fast and efficient, but they can be unsafe at times. My first lobe holes were done with a gun. I cried forever because it burned so bad...even after days. They lady was so impersonal, and they used sterling silver which I found out that day I was allergic to. My other 4 holes are were done with a needle. I had trouble healing them because I used sterling silver (my stupid fault), but besides the allergy, they healed beautifully and were virtually pain free. I would recommend getting them pierced at an actual shop, not the mall. If I were you, I would chose niobium metal or titanium to avoid any type of allergy that could happen. Choose studs and not rings because they are easier to heal. Good luck!

Q: What are the common challenges faced in steel coil production?: Some common challenges faced in steel coil production include maintaining consistent quality control, managing high production volumes efficiently, ensuring proper handling and storage to prevent damage, dealing with fluctuations in raw material prices, and addressing environmental concerns related to energy consumption and emissions.

Q: How are steel coils inspected for thickness and width accuracy?: Steel coils are inspected for thickness and width accuracy using various methods such as ultrasonic testing, laser measurement systems, and manual measurements. Ultrasonic testing involves the use of sound waves to measure the thickness of the coil, while laser measurement systems provide precise width measurements. Additionally, manual measurements are also conducted by trained inspectors who use specialized tools to ensure the accuracy of thickness and width dimensions.

Q: How do steel coils compare to other materials like aluminum or copper?: When comparing steel coils to other materials like aluminum or copper, it is evident that they possess both advantages and disadvantages. One primary advantage of steel coils lies in their remarkable strength and durability. Steel is renowned for its high tensile strength, enabling it to withstand heavy loads and high stress without any deformation. As a result, steel coils are highly suitable for various applications that demand robust and resilient materials, including construction, automotive manufacturing, and transportation industries. In contrast, aluminum and copper are generally softer and less strong than steel, rendering them less appropriate for heavy-duty tasks. Another advantage of steel coils is their cost-effectiveness. In comparison to aluminum or copper, steel is a relatively inexpensive material, making it a more accessible option for large-scale projects or mass production. Furthermore, steel is highly recyclable, contributing to its cost-effectiveness and sustainability. Nonetheless, steel coils do have some disadvantages when compared to aluminum or copper. One notable drawback is their weight. Steel is significantly denser than aluminum or copper, resulting in heavier steel coils that can be more challenging to handle and transport. This disadvantage can prove to be critical in industries where weight plays a vital role, such as aerospace or electrical applications. Additionally, steel coils are susceptible to corrosion, which is another disadvantage. While aluminum and copper possess natural corrosion resistance, steel is prone to rust and oxidation. Consequently, steel coils require proper protection and coating to prevent corrosion, which adds to the overall cost and maintenance requirements. In conclusion, steel coils offer exceptional strength, durability, and cost-effectiveness when compared to aluminum or copper. However, they are generally heavier and more prone to corrosion. Ultimately, the selection between steel, aluminum, or copper will depend on the specific application, budget, and project requirements.

Q: What are the common methods of cutting steel coils?: The common methods of cutting steel coils include shearing, slitting, and laser cutting. Shearing involves using a machine with two blades to cut through the coil. Slitting involves passing the coil through a set of rotating circular blades to create narrower strips. Laser cutting uses a high-powered laser beam to cut through the steel coil with precision.

Q: My boyfriend says he has balls of steel.: Yes, sometimes the steel is hot, and sometimes it is cold. The important thing is that both of you know what you are talking about and focus to the specific thing. If the steel ball is hot all the times, then it is the time to pack your things and to consider to find another balls. Conclusion: your guys balls are not made of *real* steels. Hope it is helpful. PS. If you lick steels, it has metallic taste.

Q: what is the difference between metal and steel: well, steel is a type of metal. It's sort of like asking the difference between a bug and an ant, an ant is a bug, but not every bug is an ant. Likewise, steel is metal, but not all metal is steel. Gold is metal, Silver is metal, Iron is metal, Steel is metal.

Q: Where can I find a great deal online for Danesco Stainless Steel Egg Poacher: looks like Target is going to be your best bet for about $35

Q: Can steel coils be used in the production of packaging materials?: Certainly, packaging materials can indeed utilize steel coils. Frequently, steel coils serve as the primary material in packaging items like metal strapping and steel banding. These coils possess remarkable strength, durability, and exceptional tensile strength, rendering them perfectly suitable for effectively securing and safeguarding diverse products throughout their transportation and storage. Furthermore, steel coils can be effortlessly molded and fashioned into various packaging elements, guaranteeing a dependable and secure packaging solution for an extensive array of industries.

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