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Service description

Custom piping spools and skid systems for power, oil and gas, petrochemical and chemical industries, shop pre-fabricated to reduce field welding and site costs. ADESS manufactures piping spools according to customer drawings, piping specifications and applicable international standards. Capabilities include process and equipment skids, flanged and welded assemblies, welding and NDT, hydrostatic testing, surface treatment and painting, ASME B31.1 / B31.3, automated and manual welding (GTAW/SMAW), isometric and spool drawings, and pickling and passivation. The verification cycle covers fit-up and dimensional control, weld NDT (RT/UT), PMI and pressure testing. Materials include carbon steel, stainless steel, alloy steel and duplex and super duplex.

Quality and certifications

Certifications defined on the company profile (read-only)

Full company profile
  • ISO 9001
  • ISO 14001
  • ISO 45001
  • ISO 27001
  • AS9100
  • CE Marking
  • API

More services from this company

Design & Engineering — Adess Group

Adess Group

Design & Engineering

Engineering Services Service

Complete thermal, mechanical and structural design services validated against ASME, TEMA, API and PED codes. ADESS GROUP provides design and engineering for pressure equipment, heat transfer and structural systems, turning process requirements into manufacturable, code-compliant designs. Capabilities include thermal and process design (HTRI), mechanical design (Compress, PV Elite), finite element analysis (FEA), AutoCAD and 3D modeling, ASME, TEMA, API and PED codes, as-built and MDR documentation, and reverse engineering and revamps. The workflow runs from concept and basic design through detailed engineering with 3D modeling, analysis and simulation, then design review and approval before fabrication.

Teki̇rdağ · Ergene-1 Organized Industrial Zone

Steel Structure Fabrication — Adess Group

Adess Group

Steel Structure Fabrication

Custom Steel Fabrication

Modular structural steel fabrication for offshore platforms, refinery skids, pipe racks and industrial complexes. ADESS GROUP designs and manufactures custom steel structures for oil and gas, power, petrochemical and industrial plants according to project drawings, technical specifications and international standards. Products and services include industrial steel structures, platforms and walkways, steel buildings, roof and truss systems, pipe racks and pipe bridges, pipe supports, access platforms and stairs, fire escape systems, canopies, sandwich panel systems and custom steel fabrications. Verification covers dimensional and fit-up control, weld NDT (visual, magnetic particle and ultrasonic), blasting, galvanizing and protective coatings, plus material certificates and traceability records. Applicable standards include AISC, EN 1090 EXC1–EXC4 and AWS D1.1.

Teki̇rdağ · Ergene-1 Organized Industrial Zone

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Drawn Tube Supply — Okiçel Demir ve Çelik

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Drawn Tube Supply

Metal Tubing Service

Cold and hot drawn tube and cold imported tube are product cards. Stock is hydraulic/mechanical tube. Dispatch is from Ikitelli OSB Demirciler site. Okiçel Demir ve Çelik lists this item as a published product/service group on https://www.okicel.com; the plant/office address is İkitelli OSB Demirciler Sitesi D-1 Blok No:274, Başakşehir / İstanbul.

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Eddy-current NDT and hydrostatic testing — Erbosan

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Eddy-current NDT and hydrostatic testing

Metal Tubing Service

The certificates page lists NDT (eddy-current) and hydrostatic leak testing. Installation and fire pipes are all NDT-tested. Gas pipes are 100% hydrostatic and eddy-current tested. Boiler pipes also receive 100% hydrostatic and NDT testing.

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Hot-dip galvanizing — Erbosan

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Hot-dip galvanizing

Metal Tubing Service

Installation, fire and pressure-pipe pages list hot-dip galvanizing (TS 11348 EN 10240) as a surface option. Industrial tubes can be galvanized from 2.00 mm wall and 17 mm OD. Hollow sections from 2.00 mm wall and 30×30 mm use the same method. Galvanizing inspection is listed among quality tests.

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Polyethylene coating — Erbosan

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Polyethylene coating

Metal Tubing Service

Installation and gas-pipe pages list PE-coated surface (DIN 30670). PE coating is offered with black-painted or oiled alternatives for corrosion-protected line pipe. Polyethylene coating tests appear in the quality-system test list. Coating is applied according to line-pipe demand in export markets.

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