3rd Industrial City, Jeddah, Kingdom of Saudi Arabia Aramco Vendor #10116102
ALFA AL-ARABIA ALFA AL-ARABIA Manufacturing Co. · KSA
ALFA AL-ARABIA
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ALFA AL-ARABIA Aramco #10116102

Fabricated uPVC Pressure & Drainage Fittings

Saudi-manufactured thermoplastic piping systems for municipal, industrial, and building projects across the Kingdom.

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Direct pricing from the Jeddah plant, with technical submittal support.

DIMENSIONAL SCHEDULE

Technical Specifications & Dimensional Schedule

Extruded to tight dimensional tolerances with guaranteed hydrostatic burst pressure containment.

Nominal Size Pressure Rating / Class Wall Thickness (e) Approx. Weight (kg/m) Burst Pressure (Verified)
Sweep Bend 90° R=3D / R=5D DN 50 - DN 500 mm PN 10 / PN 16 Reduced Flow Friction
Sweep Bend 45° R=3D / R=5D DN 50 - DN 500 mm PN 10 / PN 16 Reduced Flow Friction
Segmented Tee Equal & Reducing DN 110 - DN 500 mm PN 10 / PN 16 Reinforced Jointing
Flange Adaptor Stub End + Backing Ring DN 50 - DN 500 mm PN 10 / PN 16 / PN 25 ISO / ANSI Drilling
Concentric Reducer Molded / Fabricated DN 75x50 - DN 500x400 mm PN 10 / PN 16 Smooth Transition
TECHNICAL FAQ SYSTEM

12 Technical & Procurement FAQs (Fabricated uPVC Pressure & Drainage Fittings)

1. What raw material formulation is used in Fabricated uPVC Pressure & Drainage Fittings?

ALFA utilizes 100% virgin, unplasticized polyvinyl chloride resin compounds with calcium-zinc organic thermal stabilizers, completely free of lead, cadmium, or heavy metals.

2. What is the maximum hydrostatic working pressure at elevated temperatures?

Standard ratings apply at 20°C. For continuous operation at elevated Saudi temperatures (e.g. 40°C or 50°C), apply verified engineering derating factors (0.70 at 40°C, 0.55 at 50°C for uPVC; CPVC operates up to 93°C).

3. What jointing methods are available for this product?

Available in Solvent Cement Socket joints (ASTM D2855) for rigid high-pressure lines and elastomeric rubber ring (push-fit) joints for thermal expansion absorption and underground utility laydown.

4. Does ALFA provide third-party laboratory test reports for Material Submittals (MAR)?

Yes, every delivery is supported by factory Mill Test Certificates (MTC) and SASO-accredited third-party laboratory reports for Hydrostatic Burst (>3.5x PN), Vicat Softening, and Methylene Chloride gelation.

5. What is the Hazen-Williams hydraulic flow coefficient for this pipe?

ALFA pipes feature an ultra-smooth interior surface with Hazen-Williams roughness coefficient C=150 (Manning n=0.009), minimizing friction head loss and reducing pumping energy costs.

6. How should pipes be stored on Saudi project laydown yards?

Store on flat, timber-supported ground in stacked layers not exceeding 1.5 meters height. Provide shaded tarpaulin covering to prevent direct UV solar heating before trench backfilling.

7. What is the standard pipe delivery length?

Standard factory manufacturing length is 6.0 meters including socket. Custom lengths (4.0m, 5.8m for container export, or 12.0m) can be extruded upon project request.

8. Are these pipes approved for drinking water by the National Water Company (NWC)?

Yes, all ALFA potable water pressure pipes comply fully with SASO 14/1517 and ISO 1452 standards, certified non-toxic and neutral to water taste and odor.

9. What is the expected design service life when buried underground?

When bedded in compacted sand according to DIN 19630 or ASTM D2774 installation procedures, design service life exceeds 50 to 100 years with zero external corrosion.

10. What factory transit SLAs apply to major Saudi cities?

Direct factory dispatch from 3rd Industrial City, Jeddah reaches Western Province within 24 hours, Riyadh/Central within 24-48 hours, and Eastern/Northern projects within 48-72 hours.

11. Can contractors upload an itemized BOQ for a bulk manufacturer quotation?

Yes, use the 'Upload BOQ' modal on this page to submit your schedule of quantities directly to our tender estimation team.

12. What technical assistance does ALFA offer for on-site pipe pressure testing?

ALFA engineers provide jobsite testing protocols according to DIN 4279 and ASTM F1417, including hydrostatic test manifold design and pressure holding duration guidelines.