Suggested materials to accompany the CGI sheets: Some specifications may vary from national standards and local market conditions. It is also important to know the weight for machining metal sheets no matter the material. GI Pipes Weight calculation formula=[(outside - wall thickness) * wall thickness] * 0.0246615 * 1.06 = kg/meter (weight per meter) Galvanized steel pipe with hot-dip or galvanized zinc layer of welded steel pipe. When positioning the roofing nails, you need to place more roofing nails all around the edges of the roof: at eaves overhang, ridge, verges and hip angles (areas submitted to increased wind pressure). For example, G90 0.020″ HDG has about 2 mils of zinc and 18 mils of steel. Sheets can be subjected to bending and forming without the flaking of zinc. Example: if the roof slope measures 2.32 m, then the length of the CGI sheet should be 2.37 m (2.32 + 0.05 m). Why don't libraries smell like bookstores? Corrugated galvanised iron or steel (colloquially corrugated iron (near universal), wriggly tin (taken from UK military slang), pailing (in Caribbean English), corrugated sheet metal (in North America) and occasionally abbreviated CGI) is a building material composed of sheets of hot-dip galvanised mild steel, cold-rolled to produce a linear corrugated pattern in them. They were calculated for a shelter with a 15-30° gable roof pitch built in a rural area with low vegetation, using a 38mm thick lath/batten/purlin. In this case, the roof frame must be modified. Steel sheets and plates Seamless steel pipes - circular Hollow structural sections - circular Hollow structural sections - square Hollow structural sections - rectangular Round steel bars Square steel bars Flat bars Equal angles Unequal angles Channels - GOST Channels - UPN Beams - IPN Beams - IPE Beams - HEA (IPBL) Beams - HEB (IPB) This coating can be exceptionally lowered to 240g/m² when higher grade is not available. Minimum acceptable if no higher grade available. The 15 Reardon Road - Medford, MA - 02155 Tel. 0.4 mm (30 gauge) can be used for shelters when the wind speed is lower than 200 km/h, the distance between laths/battens/purlins is 0.60 m maximum and the area is not prone to snow. ... for calculating per SQM wt of GI sheet just multiply 7850 by thickness in mm i.e per SQM wt of 0.55 mm sheet 7850x0.55 = 4.31 Kg/sqm. The roofing nails must be placed at the top of the CGI sheets corrugations, never at the bottom, in order to avoid leakage. Corrugated Galvanized Iron or steel (CGI) sheets are used for general roofing purposes. It’s free and easy to use! Each Galvanized Sheet Gauge Number is 2.5 ounces per sq. Galvanised Coils. Read about company. When working with sheet metal, the term “gauge” is often used. In most cases, corrugation pitch is 76 mm and corrugation depth is 18 mm. Assemble the CGI sheets on wooden frames with roofing nails (see item EHDWNAILRS01). 5. in india? Coating thickness gauge or magnetometer (EMEAMEASGC01), Roofing nails with sealing washers (EHDWNAILRS01), Roofing screws with sealing washers (EHDWSCRSR046), A minimum of 20µm on each side is recommended, : Use a coating thickness gauge to verify the thickness of the zinc coating, 0.475 mm (28 gauge) can be used for shelters when wind speed is lower than 250 km/h in a region, 0.4 mm (30 gauge) can be used for shelters when wind speed is lower than 200 km/h in a region. Ft. You can calculate the closest weight to the actual weight by selecting the material. Pc. Any important variation from the EIC standard needs to be approved by a specialist. gi coil sheet-shandong hui qian jia steel plate co.,ltd SHANDONG HUI QIAN JIA STEEL PLATE CO.,LTD TEL:+86 0543-2777888 E-mail: Mike @hqjsteel.cn Diana@hqjsteel.cn Budget price Allowable loads are applicable for sheets spanning over a minimum of four supports and for permanent shuttering only. Zinc coating thickness and method of galvanization are the most important factors for durability. For other thicknesses, equivalence is provided in Annex 1 of the, SHEET, IRON, FACIA CAP, galva. In exceptional circumstances such as major difficulties of accessibility (mountainous and remote areas), it is possible to use exceptional solutions, choose thinner CGI sheets to reduce the weight of the transportation, if CGI sheets have to be carried by humans or animals. The most common way to measure GSM is using a scale and a ruler, but there are sometimes other methods needed for industrial processes. 0.475 mm (28 gauge) can be used for shelters when the wind speed is lower than 250 km/h, the distance between laths/battens/purlins is 0.50 m maximum and the area is not prone to snow. 3. In the manufacturing industry (including both metal stamping, and metal spinning) galvanized commonly refers to galvanized steel. These measures will help in avoiding white rust. Weight calculator for sheet metal. These are American (Brown & Sharpe) Gauges. The thickness of the CGI sheet can be verified using a caliper gauge (EMEAMETACG16). Calculator for Steel sheets and plates Calculators. Aluminium coating can be an alternative in very high corrosive environments (marine environment). Place the CGI sheets on a wooden pallet and ensure that there is a slight slope. - search is the most efficient way to navigate the Engineering ToolBox! For a more accurate result, you can verify the appropriate CGI sheet thickness for your shelter design using the Roof Estimate Form (Excel spreadsheet) provided with the CGI sheet roof covering manual. 1.- Product Details Name - GI Roffing Sheet, GI corrugated sheet, GI sheet, Hot dipped galvanzied steel roofing sheet, HDP GI corrugated sheet, Aluzinc coated roofing sheet, Galvalume steel corrugated sheet, Galvalume aluzinc steel coil,GL sheet, GL roofing sheet,PPGI roofing sheet, PPGI corrugated sheet. Most common from 6 – 20ft (1.83 – 6.00 m), as per contract. The zinc coating thickness can be verified using a coating thickness gauge or magnetometer (EMEAMEASGC01), which measures the thickness of the zinc coating applied to the CGI sheet. : Number of corrugations can be determined by counting the top of corrugations. Gague are used to specify the thickness of a metal sheet. The values mentioned in the table below are approximate. We usually use density to describe the mass of a substance at a unit volume. When purchasing CGI sheets, it is recommended to go to the suppliers with a caliper gauge and a coating thickness gauge in your hand, in order to show that you can verify the quality of the CGI sheets on the spot. The suggested side overlap is 2 corrugations. What does contingent mean in real estate? Typical Mechanical Properties of Parmatech PIM Alloys. ft. heavier or .0037 inch thicker than the weight or thickness of the corresponding U.S. Standard Gauge Number, regardless of coating weights. A 20 µm coat of zinc should be applied per side of the CGI sheet (total of 40µm for both sides of the CGI sheet equivalent to 275g/m²). We always aim to provide high quality sheets & Plates at most competitive price, high on quality and durability. The side overlap can be 1 corrugation only if the wind speed is lower than 100km/h and roof pitch higher than 15° (26%). How long will the footprints on the moon last? Quality control: use a caliper to verify the thickness of the CGI sheet. 7.85 x 18/20 + 7.13 x 2/20 = 7.80 This way you may avoid disappointments. Density is a physical quantity with the symbol ρ. Stainless steel, copper, zinc, aluminum, steel and galvanized steel. Tinplate – Best Packaging Medium. Who is the longest reigning WWE Champion of all time? It is possible to increase the zinc coating thickness in order to increase the service life (durability) of the CGI sheets. IN M/Ton 6x3 10 3.15 2.313 41.634 24 8x3 10 3.15 2.313 55.512 19 8x4 10 3.15 2.313 74.016 14 6x3 12 2.50 1.834 33.012 30 8x3 12 2.50 1.834 44.016 23 8x4 12 2.50 1.834 58.688 18 6x3 14 2.00 1.453 26.154 39 8x3 14 2.00 1.453 34.812 29 Material Group Alloy* Density (g/cm3) MIM-2200 Low Alloy & Alloy Steels (Fe-2%Ni) 7.60 as-sintered (Example: Electro-galvanized has a great finish but the zinc coating thickness can be 10 times lower than that of hot-dip galvanized, which means that in less than one year the CGI sheets lose their protection and corrosion starts). Total quantity of CGI sheets to order must include the overlapping of each sheet with the next one which can be 5 to 26% of the surface to cover: Percentage of overlapping if one CGI sheet for the entire roof slope: Percentage of overlapping if several CGI sheets for the entire roof slope: To have a good approximation of the quantity of CGI sheets needed to cover a gable roof (pitch = 20°, wind speed > 150 km/h), you need to: Formula to determine the number of CGI sheets needed to cover the roof slope, N = S / (surface of CGI sheet x (1 - % overlapping)), surface of CGI sheet = total width x length of CGI sheet, % overlapping = percentage indicated in table above, It is recommended to include a 10% loss to ensure that you will have enough CGI sheets to cover the roof. For locally sourced items, check the relevant national standards or specifications. See drawing for more information. Contact US. This calculation is commonly used for nonwoven materials, paper, plastic and other thin materials. measure the length of the roof and the length of the roof slope (example: length of roof = 6.6 m, length of roof slope = 1.87 m), add 5 cm to the length of the roof slope (total length of roof slope = 1.87 + 0.05 = 1.92 m), multiply the two values to get the surface of one roof slope to cover (example: surface of one roof slope S = 6.6 x 1.92 = 12.67 m2), Example: the percentage of overlapping in our case is 13 % as one CGI sheet is enough for the entire roof slope, and the surface of the CGI sheet is 0.92 x 2 m, N = 12.67 / (0.92 x 2.00 x (1 – 0.13)) = 7.9 CGI sheets, round up this value to get the quantity of CGI sheets to cover one roof slope (example: 7.9, multiply this value by 2 as there are 2 roof slopes in a gable roof (example: 8 x 2 = 16 CGI sheets to cover the entire roof), It is recommended to include a 10% loss to ensure that you will have enough CGI sheets to cover the roof. If the laths are thinner, then you need to multiply the quantity of roofing nails by 2. Features (Example: 16 x 1.10 = 17.6, 18 CGI sheets to be ordered for the entire roof), recommended to use roofing screws with sealing washer. Galvanized is a term long used to describe steel sheets coated with zinc. The GI decking sheet is attached to the concrete by method for mouldings on the sheet which prevent the cement from slipping on a level plane and disconnecting vertically. The Galvanized Sheet Gauge is based on the U.S. Standard Gauge. the spacing of the CGI sheet support (lath/batten/purlin) must be reduced to keep its strength. This extra length of CGI sheet allows for the rainwater to fall in the gutter or to the ground without wetting the roof frame. Shear Connectors / Ribs are optional. density of gi sheet are pretty strong and durable. When did organ music become associated with baseball? Premium Galvalume Sheets for Solar Structures. Gauge (or gage) sizes are numbers that indicate the thickness of a piece of sheet metal, with a higher number referring to a thinner sheet. The density of galvanized steel is the weighted average of the mild steel density (7.87 gr/cc) and the density of the zinc coating (7.13 gr/cc). Leave your message and we will get back to you Customer Care (Toll Free): 1800225225. The gauge conversion depends on the material and its shape. For a more accurate quantity of CGI sheets and quantity of fasteners/fixings needed to securely attach the CGI sheets to the roof, it is highly recommended to use the Roof Estimate Form (Excel spreadsheet) provided with the CGI sheet roof covering manual (link to be included). Our hot dipped galvanized sheets are produced to conform with ASTM A525. 26G 0.55mm, 125x125mm x 1.8m, SHEET, IRON, ROOF RIDGE, galva. JSW Platina. density of gi sheet are distributed into various kinds on the basis of their shapes, sizes and dimensions. A density table is a table that displays the density of a substance in the form of a table. CGI sheets are protected from corrosion by a zinc coating applied to the steel sheet. total width with 31in. 4. Commercial, Forming and Drawing Grades Download. 26G 0.55mm, 0.33 x 1.8m, pce, GUTTER, roof side, galvanised, 26G 0.55mm 0.33 x 1.8m, unit, Medical sets, specific to hospital modules. The overlapping of the CGI sheet sides (side overlap) is already deduced in the usable width (see in the first table). MS DENSITY = 7.85 G/CM3 = 7.85 X 10-6 KG/MM3 Density values are in grams/ cm3. Other methods such as electro-galvanization should be avoided because the coating thickness is thinner than hot-dip galvanization and the durability of the CGI sheet will be reduced, as a result. 0.4 mm (30 gauge) can be used for shelters when wind speed is lower than 200 km/h in a region not subjected to snow. Caribbean recommendations: 0.551 – 0.701 mm (26 – 24 gauge), 6ft (1.83 m), 8ft (2.44 m), 10ft (3.05 m). Galvanised Corrugated Sheet & Profile \ Applications & Grades. Depends on the wind, the roof pitch, and if the length of the roof slope takes one or several CGI sheets (see the tables below). You need to check the corrugation pitch and depth of the existing CGI sheets. A wide variety of gi sheet weight calculation options are available to you, such as aisi, astm. Galvanized Products. GEOMETRICAL PROPERTIES (Yield strength of material – 210 Mpa) Sl. 02155 Tel exceptionally lowered to 240g/m² when higher grade is not available grade is not available depending any. Quality and durability term long used to protect the steel sheet cap and fascia ). Different dimensions and material to … 5.1.2 Forcorrugated sheets, thickness 1-2 mm at Rs 45.5/kilogram in Ahmedabad Gujarat... 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