[email protected] | 50 Guohuai Road, Henan Province, China
We are a comprehensive steel machining service platform!
Home / Steel / hot rolled pipe 8 inch pipe

hot rolled pipe 8 inch pipe

Chemical Composition and Mechanical Property for PSL 1Steel Grade Chemical Components Mechanical Performance Mechanical Performance Mechanical Performance Steel Grade C (Max) Mn (Max) P (Max) Tensile Strength (Min) C (Max) Mn (Max) P (Max) S (Max) Mpa B 0.28 1.20 0.030 414
1 more rows ...May 19 2021API 5L Grade B G...

Machining Service: Cutting ServiceWelding ServiceBending ServiceRolling ServiceGrinding ServiceHeat TreatmentDrilling ServiceMilling Service

E-mail: [email protected]

GET THE PRICESEND MESSGAE

API 5L Grade B Galvanized Pipe Hot Rolled 8 Inch - Derbo

Key Specifications / Features. Type Galvanized Pipe. Manufacture Method Hot Rolled. Standard and Material API 5L Grade B. Size 8". Surface Treatment Galvanized. Independence Inspection Chemical Test, Mechanical Test. Third Party Inspection SGS, BV, INTERNET etc. Application Green House. How big is API 5L seamless steel pipe?How big is API 5L seamless steel pipe?Octal offers API 5L seamless steel pipe from API 5L Gr B to X80, product specification level PSL1 and PSL2 . Onshore/Offshore and sour services (H2S corrosive environment NACE pipe ). Including manufactured in hot rolled seamless and cold drawn (rolled) seamless pipes. Largest diameters up to 40 inch.API 5L Seamless Steel Line Pipe in Gr B to X65, for Oil hot rolled pipe 8 inch pipe

How big is a rectangular hot rolled steel tube?How big is a rectangular hot rolled steel tube?0.250 0.375 Industrial Metal Supply carries a huge inventory of rectangular hot rolled steel tube. We offer a variety of standard sizes (height/width), wall thicknesses, and lengths, and can provide custom cut-to-length steel rectangular tube to match your exact requirements.Steel Rectangular Tube Rectangle Tubing Steel Tubing How big is an 8 inch steel pipe?How big is an 8 inch steel pipe?Welded and seamless steel pipe 8 to 18 NPS ( Dimensions and weights section modulus and gallons capacity per linear foot ) Size NPS Pipe O.D. Wall Thickness Pipe I.D. Weight per Foot 8 8.625 0.188 8.250 16.96 0.203 8.219 18.28 0.219 8.187 19.68 0.237 8.151 21.25 39 more rows hot rolled pipe 8 inch pipeCarbon Steel Pipe Sizes 8 through 18 NPS Pipe Dimensions Size hot rolled pipe 8 inch pipe1 1/2 Inch Hot Rolled Carbon Steel Pipes Welded Round hot rolled pipe 8 inch pipe

Shop from professional Steel Pipe manufacturers and suppliers for quality 1 1/2 inch hot rolled carbon steel pipes welded round steel pipe made in China here. The best service and fast delivery are offered.

52'' Large OD Hot Rolled Steel Pipe Seamless Structure hot rolled pipe 8 inch pipe

52'' Large OD Hot Rolled Steel Pipe Seamless Structure Alloy / Carbon Steel Material. TIPTOPs state-of-the-art manufacturing processes and advanced inspection and testing procedures ensure our boiler tubes stand up to the harshest environments. An experienced provider to the entire energy industry, TIPTOP is a reliable source for hot rolled hot rolled pipe 8 inch pipeAPI 5L Grade B Galvanized Pipe Hot Rolled 8 Inch - DerboType Galvanized Pipe. Manufacture Method Hot Rolled. Standard and Material API 5L Grade B. Size 8". Surface Treatment Galvanized. Independence Inspection Chemical Test, Mechanical Test. Third Party Inspection SGS, BV, INTERNET etc. Application Green House. Payment Terms TT/LC, West Union, Paypal, O/A.API 5L Seamless Steel Line Pipe in Gr B to X65, for Oil hot rolled pipe 8 inch pipeOctal offers API 5L seamless steel pipe from API 5L Gr B to X80, product specification level PSL1 and PSL2.. Onshore/Offshore and sour services (H2S corrosive environment NACE pipe).Including manufactured in hot rolled seamless and cold drawn (rolled) seamless pipes. Largest diameters up to 40 inch.

ASTM A333 Hot Rolled Seamless Boiler Tube, 1/8-48 Inch hot rolled pipe 8 inch pipe

Product name Hot Rolled Seamless Boiler Tube Seamless Carbon Steel Boiler Pipes, ASTM A333 Low temperature Pipe. Low-temperature tube ASTM A333 is suitable for -45-195 low temperature pressure vessel pipe and seamless steel pipe for low temperature heat exchanger pipe. Standards ASTM A333 Grade 1, Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10, Grade 11, BLACK STEEL STEEL-HOT ROLLED PIPE - Metal SupermarketsManufacturer of BLACK STEEL STEEL-HOT ROLLED PIPE available in a number of sizes to suit your application needs, request a quote or place an order with Metal Supermarkets today. CALL US TOLL FREE 1-866-867-9344Bare Steel Pipe Coremark MetalsA500 bare steel pipes have a semi-smooth, uncoated grey finish. Bare steel pipe are not pressure tested, and primarily designed for structural use only. Common applications include railings, fencing, bollards, and gas systems. ASTM A500 is the standards specification for cold-formed welded and seamless carbon steel structural tubing in rounds hot rolled pipe 8 inch pipe

Buy Steel Round Bar Online!

A36 Steel Round Bar is a hot rolled, mild steel solid steel bar that is ideal for all general fabrication, manufacturing and repairs. Steel Rounds are widely used in industrial maintenance, agricultural implements, transportation equipment, ornamental iron work, fencing, artwork, etc. This steel shape is easy to weld, cut, form and drill with hot rolled pipe 8 inch pipeCarbon Steel Pipe Sizes 1/2 through 6 NPS Dimensions hot rolled pipe 8 inch pipeWelded and Seamless Carbon Steel Pipe. Reliant Pipe stocks a complete inventory of carbon steel pipe, ranging in size from 1/2 inch to 6 inch OD. We carry STD, Schedule 40, Schedule 80, and most intermediate wall thicknesses. CW, ERW and DSAW welded and SMLS seamless Steel Pipe. As a stocking distributor for most major domestic pipe mills hot rolled pipe 8 inch pipeChemical Composition and Mechanical Property for PSL 1

China Hot Rolled Seamless Stainless Steel Pipe, Hot Rolled hot rolled pipe 8 inch pipe

Hot Rolled/Cold Drawn Round Bright 304L 316L Stainless Steel Welded Tube 30 Inch Seamless Austenitic and Duplex Steel Tube Pipe for Industry/Oil/Gas FOB Price US $ 1400-12000 / China Hot Rolled Seamless Steel Pipe Manufacturer - LandeeThe hot rolled seamless steel pipe is typically applied to construct the pipeline system for low, medium and high pressure boilers. Technical Specifications Size Range 4 inch to 24 inch (114.3 to 610mm).China Hot Rolled Seamless Steel Pipe, Hot Rolled Seamless hot rolled pipe 8 inch pipeCold Drawn/Hot Rolled Precision Stainless Steel Seamless Pipe, Stainless Steel Welded Pipe, Square Pipe and Special-Shaped Pipe (304 4304h 316ti 317L 321 309S) FOB Price US

Hot Dipped Galvanized Round Steel Pipe

May 15, 2016Hot Dipped Galvanized Round Steel Pipe. 1.Product advantages Hot galvanizing has the advantages of uniform coating, strong adhesion. and long service life.Complex physical and chemical reactions take place between the hot galvanized steel tube matrix and the molten bath to form a tightly corrosion resistant zinc-ferroalloy layer.Hot Rolled / Cold Drawn Seamless Stainless Steel Pipe 3 hot rolled pipe 8 inch pipeSeamless Stainless Steel Pipe. Hot Rolled / Cold Drawn Seamless Stainless Steel Pipe 3 inch for Petroleum. ASTM A312 A269 A213 Stainless Steel Square Tubing , Thick Wall 1 - 12mm. High Yield Strength SS Steel Tube 00Cr17Ni12Mo2 , 6mm to 800mm OD. Cold Rolled ASTM A312 TP304 304L Stainless Steel Pipe Pickled / Annealed. Welded Stainless Steel PipeHot Rolled Galvanized Steel Pipe Manufacturers and hot rolled pipe 8 inch pipeHot Rolled Galvanized Steel Pipe DESCRIPTION Size outer diameter 1/2 inch to 8 inch 20mm to 219mm wall thickness 1.5mm to 10 mm length 4.5 to 12m Standard GB BS EN ASTM API JIS Surface zinc coating 200-400g/m 2 Application highway guardrail,scaffolding ,greenhouse fence, sports equipment pipeline .

Hot Rolled Pipes at Best Price in India

316 Hot Rolled Seamless Pipes 250/ Kilogram. Get Quote. 317l Hot Rolled Seamless Pipes, Size 3/4 Inch 250/ Kilogram. Get Quote. Rajveer Hot Rolled Pipes, Size 3/4 inch. 50/ Kilogram Get Latest Price. Size 3 inch, 1/2 inch, 1 inch, 2 inch, 3/4 inch. Brand Rajveer. Unit Pipe Hot Rolled Pipes, , in hot rolled pipe 8 inch pipeReliable Steel Distributors - Offering Hot Rolled Pipes, , , Industrial Pipes in Nakoda Bhavan, Mumbai, Maharashtra. Read about company. Get contact details and addressID 9044597262Hot Rolled Seamless Pipe, API 5L GR B, ASME B36.1M, 1/8-24 hot rolled pipe 8 inch pipeHot Rolled Seamless Pipe Manufacturer API 5L GR B, ASME B36.1M Seamless Steel Pipe, 1/8-24 Inch, ASTM A53 GR A, GR B, ASTM A106 GR A, GR B, SCH 40.

Hot Rolled Seamless Stainless Steel Tubing A312 TP304H 8 hot rolled pipe 8 inch pipe

Manufacture Method Hot Rolled. Size 8 Inch, SCH 40S. End Type BW End. Surface Treatment Polished/Pickling, etc. Independence Inspection Chemical Test, Mechanical Test. Application For Foodstuff, Gas, metallurgy, biology, electron, chemical, etc. Packing Pallet/In Bundles/Wooden Case with Steel Strips or As Your Requirement.Hot Rolled Seamless Steel Pipe, API, ISO - LandeeChina Hot Rolled Steel Pipe manufacturer Landee provides API, ISO Certificated Seamless Steel Pipes, SCH 5S-SCH 160, 1/8-72 inch, weld/thread Ends.Hot Rolled Steel Pipes Kriangkrai SteelcenterHot Rolled Steel Pipes. Hot Rolled Steel Pipes. API5L/ASTM A53/A106 Gr B. OD (Outside Diameter) WT hot rolled pipe 8 inch pipe

Hot Rolled Steel Pipes at Best Price in India

Hot Rolled Pipe for gas pipeline for fluid line pipe for use in pipeline transportation systems in the petroleum and natural gas industries, for use as casing and tubing for wells, screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwsing to BS21 pipeL80 OCTG Casing Pipe 9-5/8 Inch PSL3 47 PPF Hot RolledType OCTG Casing Pipe. Material and Grade L80. Size 9-5/8 Inch, PSL3, 47 PPF. Process Hot Rolled. Surface Treatment Painting, Oiled, Coating, etc. Independence Inspection Chemical Test, Mechanical Test. Application For Oil and Gas Transportation. Third Party Inspection SGS, BV, INTERNET, etc. Packing In Bundles/Pallet or as Your Requirement.1/2" black iron gas pipe & fittings at amazon1 tubing thinn steelmetal galvanized tubing1" tubing1" x1" square tubing feet1.125" steel tubingCarbon Steel Pipe Sizes 8 through 18 NPS Pipe Dimensions hot rolled pipe 8 inch pipeReliant Pipe stocks a complete inventory of carbon steel pipe, ranging in size from 8 inch to 18 inch OD. We carry STD, Schedule 40, Schedule 80, and most intermediate wall thicknesses. CW, ERW and DSAW welded and SMLS seamless Steel Pipe. As a stocking distributor for most major domestic pipe mills, Reliant Pipe's steel pipe inventory includes hot rolled pipe 8 inch pipe

8mm mild steel round barsteel round barsteel round bar sizesstainless steel round barsteel round bar available16 inch steel round barA182 304L 8 Inch Sch40s Hot Rolled Stainless Steel Pipe

Hot Rolled Steel Pipe, A182 304L Steel Pipe, 304L Steel Pipe manufacturer / supplier in China, offering A182 304L 8 Inch Sch40s Hot Rolled Stainless Steel Pipe, DIN 2391 St52 Honed Pipe, ASTM A182 Gr. F5 3000 Lb ASME B16.11 Threadolet and so on.astm a106 pipe materialastm a106 pipeastm a106 pipe specastm a106 pipe chart full of waterastm a106 pipe charts full of waterastm a106 pipe suppliersPipe Pile - L.B. Fosterhot rolled coils of sufficient width and the development of dependable non-destructive testing methods, it is now possible to produce spiral weld pipe for high-pressure service. Present spiral weld mills consist of a de-coiling device (in the case of strip base material), a strip connectingblack hot rolled steel panelhot rolled steel specificationschina hot rolled steel priceshot rolled steel descriptionhot rolled steel gradeshot rolled black steel sheetsL80 OCTG Casing Pipe 9-5/8 Inch 47 PPF PSL3 Hot RolledKey Specifications / Features. Type OCTG Casing Pipe. Material and Grade L80. Size 9-5/8 Inch, 47 PPF, PSL3. Manufacture Method Hot Rolled. Surface Treatment Oiled, Coating,Painting, Vanished, etc. Independence Inspection Chemical Test, Mechanical Test.

black hot rolled steel panelhot rolled steel specificationschina hot rolled steel priceshot rolled steel descriptionhot rolled steel gradeshot rolled seamless steel pipeCarbon Steel Pipe Supplier Saginaw Pipe

Carbon Steel Pipe Supplier. Saginaw carries a complete inventory of carbon steel pipe, ranging in size from 1/8 inch to 48 inch OD for A252 Grade and A500 Grade Carbon Steel pipe. A106 Grade carbon steel pipe is commonly used in industrial applications with high heat, such as process piping, boiling plants, and refineries.carbon steel 10s pipeschedule 40 pipe 8 inch carbon steel dimeschedule 40 pipe 8 inch carbon steel dime8 inch galvanized steel pipelarge steel pipe18 inch cws steel pipe dimensions34'' 864mm OD Hot Rolled Steel Pipe , Alloy Steel Pipe SCH hot rolled pipe 8 inch pipe34'' 864mm OD Hot Rolled Steel Pipe , Alloy Steel Pipe SCH 40 - 140mm WT. TIPTOPs state-of-the-art manufacturing processes and advanced inspection and testing procedures ensure our heavy wall thickness boiler tubes stand up to the harshest environments. An experienced provider to the entire energy industry, TIPTOP is a reliable source for hot rolled pipe 8 inch pipecarbon steel pipe suppliers texas48" steele pipe thomp pipekgs steelkgs steel birmingham al24 inch diameter pipe24 diameter steel pipePipe & Hose/Tubing/Metal Tubing - Eowpower 8 Pcs Outer Diameter 0.5 to 12 mm, Length 300mm, 304 Stainless Steel Capillary Metal Tube Tubing. 4.3 out of 5 stars. 37. $19.99. $19. . 99 ($2.50/Item) Get it as soon as Mon, Jun 7. FREE Shipping on orders over $25 shipped by .

galvanized steel round duct pipesch. 80 gal;vanized pipe2 schedule 80 galvanized pipediesel truck exhaust tipsgalvanized round tubing suppliers3 galvanized tubing2b 2d Mill Surface Finish Pipe, Hot Rolled Annealed Steel hot rolled pipe 8 inch pipe

2b 2d Mill Surface Finish Pipe Best Price & Fast Delivery Of Hot Rolled Annealed Steel Tube/ Tubing In India, Get Stock Of Surface Roughness Pipe For Sale The 2d mill finish stainless steel pipe is a smooth, non-reflective cold-rolled pipe that has been annealed and pickled or descaled finish.hot rolled seamless tubing suppliersseamless steel tube price trendsteel tube price trendmy steel pricesseamless steel square tubingseamless steel tube manufacturerChina hot rolled square pipe,rectangular pipe factory and hot rolled pipe 8 inch pipeMay 16, 2016Brief introduction. Our Hot Rolled Square And Rectangular Steel Tube can be used for a wide variety of mechanical applications. Its close tolerance, good finish, dense structure, corrosion resistance, durability and strong construction make it ideal for structural support, frames, racks, trailer beds and highways, conveyors, machine parts and a wide range of applications in industrial, pipe pile propertiesskyline pipe pile size and weight chartpipe pilespile driving machineintroduction of pipe piles for buildingstimor leste zip numberERW Steel Pipe and Tube, ERW CasingERW Pipe. High-frequency straight seam electric-resistance welded steel pipe ( erw steel pipe) is hot-rolled coil after forming machine, the use of high-frequency current skin effect and proximity effects, the tube edge heating and melting, squeeze roller under pressure welding to achieve production. High-frequency resistance welding steel pipe hot rolled pipe 8 inch pipe

pipe size chart in inchespipe size chart diameterpipe size chart gpmpipe size chartpipe size chart steelpipe size chart od and idHot Rolled Steel Pipe Metal Supermarkets - Steel hot rolled pipe 8 inch pipe

Standard mill sizes for Hot Rolled Steel Pipe range from .250 ID all the way up to 12.000 ID. Other sizes may be available. Contact your local Metal Supermarkets store to confirm availability and pricing, or buy online. To buy online, find your desired size below and click on the applicable cart.rectangular steel tubing18 gauge rectangle steel tubingsteel tubing dimensions chartsteel tube calculatorrectangle steel tuberectangular box tubing home depotHot Rolled Tubes at Best Price in IndiaCall +91-8048077457. Contact Supplier Request a quote. 304 Hot Rolled Seamless Tubes, Size 3/4 inch. 180/ Kilogram Get Latest Price. Size 1/2 inch, 3/4 inch, 1 inch. Unit Pipe Length 3 meter, 6 meter, 9 meter. Features Polished, Anealed. We are providing a wide range of 304 Hot Rolled Smls Tubes to our clients.schedule 160 pipe reducerschedule 160 pipe reducre1.25 schedule 160 pipe316l stainless schedule 160 pipe sizeschedule 160 pipe sizessch-160 pipeASTM A106 Pipe Specifications American Piping ProductsScope. ASTM A106 Seamless Pressure Pipe (also known as ASME SA106 pipe) covers seamless carbon steel nominal wall pipe for high-temperature service. Suitable for bending, flanging and similar forming operations. NPS 1-1/2 and under may be either hot finished or cold drawn. NPS 2 and larger shall be hot finished unless otherwise specified.

seamless steel pipe dimensionscarbon steel pipe data sheetcarbon steel pipe schedulescarbon steel pipe schedule 40carbon steel pipe schedulecarbon steel pipe weight charthot rolled pipe 8 inch pipe

8 inch pipe caps8 inch diameter pvc pipe8 inch black drainage pipe8 inch pvc drainage pipe8 inch pvc sewer pipe8 inch corrugated drain pipe8 inch culvert pipe lowes8 inch pvc pipe home depotsteel pipe dimensionssteel pipe dimensions xsa500 pipe chart dimensionsa500 pipe dimensionstranslate hello from english to hungariana500 pipe sizesSturdy, Stainless hot rolled spiral pipe for Industry Uses hot rolled pipe 8 inch pipeStainless and galvanized hot rolled spiral pipe for industrial and commercial purposes at . These hot-dipped hot rolled spiral pipe are ideal for seamless construction uses.steel pipe site:sanormalized steel vs non normalizeddigital management systemhusteel usaerw pipe millerw pipe schedule chartSteel Rectangular Tube Rectangle Tubing Steel TubingHot Rolled Rectangular Steel Tube. Hot rolled rectangular steel tube is ideal for structural applications, general fabrication, repairs and manufacturing. Its box-shape design allows for increased strength and rigidity over other shapes of hot rolled steel. Hot rolled rectangular steel tube is

Pipe Size Chart - Rolled Alloys, Inc.

37 rowsPipe Size Chart. Nominal Pipe Size (NPS) is a North American set of standards used to designate pipe diameter and thickness. Pipe size is specified with two non-dimensional numbers a nominal pipe size (NPS) for inside diameter based on inches, and a schedule (Sched. or Sch.) for wall thickness. Get more information on pipe sizes and tolerances.Quality Cut to Size Hot Rolled Mild Steel Black Pipe hot rolled pipe 8 inch pipeHot Rolled Black Pipe - Schedule (40) 2-1/2 Inch. 5.79. Choose Cut size. Select 1 Foot 2 Feet 4 Feet 6 Feet 8 Feet 10 Feet 21 Feet Cut to Size. Select a Size. $19.50.Steel Grade Chemical Components Mechanical Performance Mechanical Performance Mechanical Performance Steel Grade C (Max) Mn (Max) P (Max) Tensile Strength (Min C (Max) Mn (Max) P (Max) S (Max) Mpa B 0.28 1.20 0.030 414
1 more rows hot rolled pipe 8 inch pipeMay 19 2021API 5L Grade B Galvanized Pipe Hot Rolled 8 Inch - DerboWas this helpful?People also askHow big is a hot rolled seamless pipe?How big is a hot rolled seamless pipe?Including manufactured in hot rolled seamless and cold drawn (rolled) seamless pipes. Largest diameters up to 40 inch. Steel Pipe Dimensions OD 1/2 to 2, 3, 4, 6, 8, 10, 12, 16 inch, 18 inch, 20 inch, 24 inch, 26 inch to 40 inch. Pipe Weight Schedule Thickness SCH 10. SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, to SCH 160API 5L Seamless Steel Line Pipe in Gr B to X65, for Oil hot rolled pipe 8 inch pipe

Sturdy, Stainless 12 inch hot rolled seamless steel pipe hot rolled pipe 8 inch pipe

Stainless and galvanized 12 inch hot rolled seamless steel pipe for industrial and commercial purposes at . These hot-dipped 12 inch hot rolled seamless steel pipe are ideal for seamless construction uses.Sturdy, Stainless gi pipes hot rolled for Industry Uses hot rolled pipe 8 inch pipeStainless and galvanized gi pipes hot rolled for industrial and commercial purposes at . These hot-dipped gi pipes hot rolled are ideal for seamless construction uses.Sturdy, Stainless hot rolled rectangular steel pipe for hot rolled pipe 8 inch pipeprice per ton hot rolled sch40 14 inch tubos de acero mild carbon tube ST37 ST53 ASTM A106 GR.B thick wall seamless steel pipe US $469.00-$550.00 / Ton 10.0 Tons (Min. Order)

TYT Hot Rolled Galvanized Steel Pipe Manufacturers and hot rolled pipe 8 inch pipe

TYT Hot Rolled Galvanized Steel Pipe DESCRIPTION Size outer diameter 1/2 inch to 8 inch 20mm to 219mm wall thickness 1.5mm to 10 mm length 4.5 to 12m Standard GB BS EN ASTM API JIS Surface zinc coating 200-400g/m 2 Application highway guardrail,scaffolding ,greenhouse fence, sports equipment pipeline .hot rolled oil casing pipe, hot rolled oil casing pipe hot rolled pipe 8 inch pipeA wide variety of hot rolled oil casing pipe options are available to you, such as api, jis, and astm. You can also choose from carbon steel, stainless steel hot rolled oil casing pipe, as well as from q195-q345, api j55-api p110, and 10#-45# hot rolled oil casing pipe, and whether hot rolled oil casing pipe is api pipe, or thick wall pipe.sch 160 Pipe chart,Schedule 160 Pipe dimensions, weight hot rolled pipe 8 inch pipeSch 160 Pipe Thickness in mm Schedule 160 Pipe Pressure Rating Pipe Dimensions Size Pipe Schedule Welded and Seamless Carbon Steel Pipe. Reliant Pipe stocks a complete inventory of carbon steel pipe, ranging in size from 1/8 inch to 48 inch OD. We carry STD, Schedule 40, Schedule 80, and most intermediate wall thicknesses. CW, ERW and hot rolled pipe 8 inch pipe

Contact Us

With a technical production and processing team, we will supply deep service for steel plates/pipes/coils. Please leave a message about you requirement. Our professional after-sales pernel will response you in 24 hours.

  • E-mail:[email protected]
  • Tel: 0086-13569929107
  • Address: 50 Guohuai Road, Henan Province, China

Get in Touch