PRODUCT RANGE

Intake Screen (T-Screen)

Intake Screen (T-Screen)

Submerged T-screen intake systems for raw water intake from rivers, lakes, and coastal environments. Low through-slot velocity design protects aquatic life while maintaining consistent flow. Designed to comply with US Clean Water Act Section 316(b) and EU Water Framework Directive principles.

APPLICATIONS

• Municipal water supply

• Industrial cooling intake

• Desalination intake

• Fish-friendly intake

MATERIALS

SS 304SS 304LSS 316SS 316LSS 316TiDuplexSuper Duplex

WIRE PROFILES

SUPPORT RODS

SPECIFICATIONS

DiameterCustom
Slot ApertureCustom
Through-slot Velocity< 0.15 m/s
ComplianceDesigned to Section 316(b), EU WFD principles
CleaningAir backwash, mechanical

MATERIAL SPECIFICATIONS

Indicative values. Specific service limits depend on operating chemistry, temperature, and stress state. Material certification per EN 10204 Type 3.1 supplied with order.

MaterialUNS / ENPRENChlorideMax Temp
SS 304S30400 / 1.430118–20≤ 200 ppm≤ 400 °C
SS 304LS30403 / 1.430718–20≤ 200 ppm≤ 400 °C
SS 316S31600 / 1.440124–26≤ 1000 ppm≤ 450 °C
SS 316LS31603 / 1.440424–26≤ 1000 ppm≤ 450 °C
SS 316TiS31635 / 1.457124–26≤ 1000 ppm≤ 550 °C
DuplexS32205 / 1.446233–38Brackish/seawater (limited)≤ 300 °C
Super DuplexS32750 / 1.4410≥ 40Seawater compatible≤ 300 °C

MANUFACTURING TOLERANCES

Standard manufacturing tolerances. Tighter tolerances available on request and confirmed at order entry.

Slot RangeSlot Tolerance
0.02 – 0.10 mm± 0.005 mm
0.10 – 0.50 mm± 0.01 mm
0.50 – 2.00 mm± 0.03 mm
2.00 – 10.0 mm± 0.10 mm
> 10.0 mm± 0.20 mm
Diameter± 0.5 mm (≤ 500 mm), ± 1.0 mm (> 500 mm)
Length± 2.0 mm per meter
Flatness≤ 1.5 mm/m for flat panels
Ovality≤ 0.5% of OD for cylindrical screens
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