Crystal Industrial’s CRA Clad Pipe from India

Crystal Industrial’s immensely talented team utilizes specially composed welding apparatus to give our customers an automatic ID cladding service to assure our instruments have a higher manufacturing capability, upgraded weld chemistry together with a low thermal input to give a weld with negligible dilution. Crystal Industrial’s cladding has a metallurgical attachment to the base metal which expands the thickness of the wall. This is a special procedure utilized for big and small bore pipes and connections. Crystal Industrial from India utilizes video welding on bigger pipes.

At our sophisticated facility in India, we offer custom-made pipage cladding services to Oil and Gas enterprises. A Corrosive Resistant Alloy (CRA) is applied utilizing our own fabricated technology, as per our customer’s descriptions.

Crystal Industrial’s Corrosion Resistant Alloys from India – Inspected

The utilization of corrosion resistant alloys (CRA) is expanding in the pipeline enterprises as a large number of pipelines are functional under extremely corrosive environments particularly in offshore areas. In comparison to strong CRA; clad and lined pipes are more affordable and they give a good harmony between mechanical features of the carbon-steel transporter pipe and the corrosion tolerance of the inward CRA layer. Crystal Industrial’s Clad pipes from India comprise of an inner CRA layer which is metallurgically attached to the backing carbon-steel. Various production procedures (e.g. hot rolling or weld overlay) are utilized to attach the CRA layer to the carbon steel. As compared to clad pipes, lined pipes have a CRA covering that is mechanically attached to the carrier pipe.

Corrosion in CRA Pipes

Exceedingly corrosive surroundings maximize pipeline fragility to corrosion attack. This has significantly inflated with the searching of new oil and gas fields, larger amounts of water cut and concentration of CO2 and H2S and the increased temperatures and compressions of deep water exploration. CRA materials are utilized to avoid corrosion, particularly in offshore applications. Under specific conditions, serious corrosion processes may be created in such pipes. The effectivity of the corrosion tolerance relies upon the choice of the correct alloy for the normal operational conditions. Production related anomalies and defects of the CRA pipes can likewise result in corrosion development. Moreover, unfavorable handling amid transportation, stockpiling and establishment can significantly hinder the corrosion resistance attributes.

Additionally a stationary non-destructive testing for quality confirmation amid the production procedure, inline investigation of pipelines is vital to assure the integrity of the CRA material and hence the pipeline subsequent to commissioning (baseline survey) and later in operative life.

The application is appropriate for both onshore and offshore pipings with an option of nickel based or super duplex stainless steel alloys accessible. The selection of alloys must reflect to corrosive atmosphere in which the component is being utilized.

Crystal Industrial from India is equipped for producing a variety of pipes, flanges and extra fittings needed for critical ventures.

Inner Diameter Cladding Capacities

• Twin-Wire, Twin Head Inner Diameter Pipe Cladding Machines.
• Maximal length; 12 meter double random pipe.
• Least pipe diameter 4″ – Greatest pipe diameter 40″plus.

Alloy

• Nickol Based CRA’s, Alloy 625, 725, 826.
• Hardfacing: C22.
• Stainless Steel: Super duplex, chrome duplex, S/S 300 and 400 series.

Clad pipe Fittings

Crystal Industrial from India produce an extensive variety of clad pipe fittings comprising Equal and Reducing Tees, Lateral Tees, concentric reducers and eccentric reducers and elbows (both long and short radius), weld tops and extruded header manifolds. We likewise supply an extensive variety of weld neck and blind flanges:

Material grade connections: ASTM A234 Grade WP 5, 9, 11, 22, 91.

Material grade flanges: ASTM A182, Grade F5, F9, F11, F22.

Manufacture

Manufacture utilizing computerised, completely programmable orbital welding machines on clad materials. Very well trained and skilled welding operators assuring high caliber, both radiographically and surface finish.

Production liquids mostly include a high sulfur or CO2 content that needs the utilization of materials suited for corrosive atmospheres. At the point when the H2S and CO2 content are very high for the corrosion tolerance attributes of C-Mn steel, a corrosion resistant alloy (CRA) is often utilized.

Crystal Industrial’s clad or lined pipes from India comprise of a C-Mn pipe which has a layer of corrosion resistant alloy (CRA) in collision with the production liquid and consequently, its corrosive atmosphere. In case of clad pipes, the layer of CRA is attached utilizing various processes that make a metallurgical bond, while in case of lined pipe an inner CRA pipe is attached with the outer C-Mn pipe through mechanical bond.

Crystal Industrial’s Clad Metallurgically Bonded, Seamless Clad Pipes from India

Present oil and gas pipelines and process pipes are presented to extremely high corrosive atmospheres as new deepwater stores are found. Utmost depth brings about higher temperatures and compressions, a blend that puts your system under continuous stress.

Crystal Industrial’s Proprietary New Pipe Manufacturing Process from India

Drawing on our years of skills in cold forming method has built up a special new process for manufacturing a metallurgically bonded seamless clad pipe.

Conventionally, bi-metallic pipings have been utilized to encounter corrosion while containing the extreme pressure included. These pipings comprise of a thin, corrosion-resistant ID (CRA) pipe inside a heavier, more sturdy OD (host) pipe for compression control. Till recently, bi-metallic pipings have been manufactured through methods like welding roll-bonded clad plate, weld overlay of both welded and seamless pipe, and mechanically fixing a host pipe with a thin, welded CRA pipe.

What makes Crystal Industrial’s Clad unique?

Crystal Industrial from India, has an expertise in metallurgically bonded clad pipe for the oil and gas enterprises. This noteworthy procedure utilizes ultra-high pressure technique to make billets that, when hot expelled, shape a thin but exceedingly solid diffusion bond between the CRA and host pipe.

The outcome is a clad pipe with a corrosion resistant alloy (CRA) liner, for example, Alloy 625, that is metallurgically attached into the inward diameter of a more affordable host billet, for example, X-65. The clad billet is then hot-expelled into the polished pipe, giving considerable cost savings in comparison to a strong alloy or stainless pipe.

Crystal Industrial’s Clad pipe and fittings from India are more cost effective and match the corrosion tolerance of strong Corrosion Resistant Alloy (CRA) pipe and fittings while giving high calibre mechanical characteristics.

An entire variety of cold-formed connections can be manufactured from all Clad mixes 1:1 made from standard sized Clad pipe. No unique measurements and resistances are required as initial material for the fitting fabrication.

• Pipe Diameter: Current range up to 14″.
• Pipe Wall Thickness: Up to Schedule 160 (special thicknesses accessible).
• Pipe Length Range: Up to length 42′ (contingent upon O.D. and wall thickness).
• Clad Pipe Thickness: Usually 2.5 mm to 4 mm (0.10″ to 0.16″) (special thicknesses accessible).

Higher mechanical power

• Very good weldability, heat transmission and heat stability.
• Tested corrosion tolerance of the NiCr group of alloys.
• Thinner walls and less weight in comparison to strong CRA pipes because of the higher sturdiness of the carbon steel host pipe.
• High calibre mechanical attributes since both parts are wrought structures.
• Simple fit-up and field welding, because of process restrain of the CRA and host measurements.

Accessible Combinations:

• Host Materials CRA Materials
• Carbon Steel SS304/304L
• High-yield Grades SS316/316L
• Low Alloy Steels SS317/317L
• Stainless Steels SS321/321H
• Chrome Moly Steels SS347/347H