the main pipeline for pumping oil, in the frame is a bolted flange connection, the old paint of the coating is cracked, black and white image

insulating flange on the main pipeline, remnants of fiberglass composite coating on the flange

adjustable curtain rod bracket with bolts, drywall anchors, screws made of sturdy steel with bronze coating, in plastic packaging on the floor, window or interior door accessory

flange connection of the main pipeline, transition from small to large diameter

6 pence 1926 george v 	australia. obverse and reverse. type standard circulation coin. composition	silver .925. 
weight 2.82 g. diameter	19.50 mm

many metal nuts, fittings and tee fittings

two large-diameter pipeline lines for the supply of drinking water in the underground gallery.

inspection of the technical condition of a large-diameter pipeline for the supply of drinking water by an employee of a service company.

hatch for inspection of the main oil pipeline, the hatch is closed with many bolts

the visible defect is external corrosion on the large-diameter high-pressure pipeline in the underground gallery.

the bend of a large-diameter pipeline in an underground mine for the supply of drinking water is illuminated by portable lanterns.

steel bike lock cable, black isolated silhouette


metal construction screws with galvanized coating, diameter 3.5 mm, pz2 fastening. a close-up shot on a white background.


sheet metal slitting machine in operation

tubes with outer coating of zinc and aluminum alloy (znal) with a minimum mass of 400 g / sqm (c40) used for drinking water networks

rolled steel sheet, slit coil storage in factory warehouse

steel pipes with external insulating coating

rolled steel coil straps, steel plate metal sheet industry, side view flat icon vector

electromagnetic ball valve of the main pipeline at the compressor station

an overpass, a high-altitude air crossing of a main gas pipeline, photographed against a cloudless clear sky

connecting bolts of the flange connection of the main gas pipeline, close-up, color picture

a worker in protective clothing performs a composite repair of a pipeline flange connection, black and white image

new sewer reinforced concrete pipes lie on the construction site. reconstruction of the sewerage and water disposal system. the surface of the pipes is coated with black liquid bitumen

steel fence safety guard protection, machine in factory

steel reinforcement, essential in construction, strengthens concrete structures. this photo captures the intricate arrangement of rebars, showcasing the foundation of robust and durable buildings.

77mm diameter dslr zoom lens front view with copy space

perspective view trough concrete pipe, with shine durable ceramic glaze and large diameter for chemical waste, on building site with few cranes. 

steel reinforcement bars on a construction site, vital for building stability. the skeletal framework ensures structural integrity during the building process

a zinked pipe bend - a spare part for pipelines

stainless steel sheet in coil, 3 rolls stacking, icon logo metal sheet industries, 3d isolated vector

rolled steel coil on the truck, fixed by chain. transportation material to the steel service center and the customers

display case with machining tools, drills, milling tools, reamers of different diameters with multilayer titanium coatings in gold and blue, on methacrylate supports

many concrete pipes with durable ceramic glaze and large diameter for chemical waste are stacked waiting to built-in. 

aluminum electrical wires in insulation. partially exposed electrical wire.

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