Production · assembly · technical support
From piping to hose assembly, and from CNC precision machining to custom parts made from samples, we show clearly which sectors each service is for. Choose the one closest to your field and contact us directly.
Service areas
Under each tile, you'll see the sectors we serve with that service. Click a sector tag to find the products, applications and frequently asked questions for that field on a single page.
Welded and demountable stainless steel lines built from AISI 316/316L pipe, flanges and fittings: bevel preparation matched to wall thickness, axial alignment, welding to project specifications and post-weld surface cleaning.
Sectors we serve
Hydraulic hose assembly and crimping: hose assemblies with straight, 45° and 90° stainless steel ends in BSP, JIC, NPT, metric and SAE flange (ORFS on request), delivered ready to install with controlled crimping and bend radius and twist checks.
Sectors we serve
Thread profiles, sealing cones, wrench flats and connection geometry are machined from AISI 316/316L bar on CNC machines to the tolerances on the…
Sectors we serve
Where a standard product is not the answer: custom adapters, nipples, flange blocks and transition parts made from a sample, technical drawing or…
Sectors we serve
Orderly, labeled and service-friendly connections with stainless steel tube and fittings on control panels, power units and test benches: gauge and…
Sectors we serve
Stainless steel hydraulic fittings and hose assemblies for ship and boat steering systems and for passerelle, crane and hatch cover actuation…
Sectors we serve
Selection of AISI 316L-body ball valves, needle valves and check valves by body, connection standard, bore size, pressure, temperature and fluid…
Sectors we serve
AISI 316/316L tube with twin-ferrule union, elbow, tee, connector and adapter fittings for small-bore measurement, control and sample lines…
Sectors we serve
Identifying BSP, NPT, UNF/JIC and metric threads by measurement, matching them correctly to the mating part, and selecting the right sealing method…
Sectors we serve
Standard stainless steel fittings, adapters, hose ends, flanges and valves ready to ship within an average of 1-3 business days, depending on stock…
Sectors we serve
Quick answer
From Tuzla, Istanbul, GÜNEYSS offers services in 10 areas: Stainless Steel Pipe Fabrication; Hydraulic Hose Assemblies; Stainless Steel CNC Machining; Custom Parts from Drawings & Samples; Control Panel & HPU Tubing; Steering Gear & Actuator Parts; Valves, Check Valves & Flow Control; Instrumentation Tubing; Fitting & Thread Identification; Fast Supply & Shutdown Support. All work is based on AISI 316/316L stainless steel; stock items are typically scheduled within 1-3 business days, standard production within 5-10 business days, and custom-size and project work within 10-20 business days after technical approval.
Why a single source
The job starts with identifying the right part. Thread standard and size confirmation, custom manufacturing planning, hose assembly and shipping are all managed by the same team, so matching errors that cost time in the field are caught at the quoting stage.
Our production and quality processWe evaluate fittings, hoses, flanges and valves together with line pressure, fluid, temperature and installation orientation.
Standard products, hose assemblies and custom-size parts are combined in a single order with a single lead time plan.
BSP, NPT, UNF/JIC and metric threads are verified against a sample or technical drawing, reducing part mix-ups.
Service request
A line drawing, a sample or just a photo is enough. We'll work out together which service you need and get back to you with a lead time plan.
