Ductile Iron Y-Type Strainer

Product Introduction
The Ductile Iron Y-Type Strainer is engineered for high-efficiency particulate filtration in industrial pipelines. Featuring a GGG50 ductile iron body and 304 stainless steel basket, its Y-configuration ensures low pressure drop and high flow capacity. Ideal for water treatment, HVAC, and petrochemical systems, it operates at -20℃ to 150℃ with PN10-PN25 pressure, fitting DN50-DN500 pipelines and offering standard 40 mesh (380μm) filtration (optional 20-100 mesh).
Product Advantages
- Uninterrupted Flow: Y-path + large basket boosts Kv value by 20% vs T-type strainers.
- Low Maintenance: Basket removal and cleaning take 10 minutes, cutting annual costs by 35%.
- Broad Compatibility: Handles cold water, low-pressure steam, and oily fluids.
- Cost Efficiency: Ductile iron + stainless steel balance performance and budget.





Product Features
High-Strength Body
GGG50 ductile iron (≥1.6MPa tensile strength) resists water hammer and lasts 15+ years in water systems.
01
Removable Basket
Perforated + mesh dual-layer basket increases flow area by 25% (ΔP <0.08bar), reusable via backflushing.
02
Compact Y-Flow Design
45°angled body saves space; compatible with horizontal/vertical ISO 2084 flanges.
03
Quick Blowdown
Bottom drain valve (manual/auto) enables debris removal without shutdown.
04
Corrosion Resistance
Zinc-plated contact surfaces withstand pH 6-9 media and >500hrs salt spray.
05

|
NO. |
Part name |
Material |
|
1 |
The tube body |
Grey cast iron, cast iron, nodular cast iron |
|
2 |
Screen |
Stainless steel |
|
3 |
Telescopic rod |
Carbon steel galvanized |
|
4 |
O-ring |
Nitrile rubber |
|
DN |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
|
L |
250 |
280 |
350 |
400 |
440 |
500 |
580 |
670 |
780 |
850 |
850 |
1000 |
|
H |
198 |
210 |
250 |
305 |
358 |
450 |
503 |
578 |
598 |
618 |
693 |
765 |
|
H1 |
270 |
295 |
344 |
422 |
485 |
602 |
710 |
815 |
844 |
872 |
978 |
1080 |
|
DN |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
350 |
400 |
|
L |
300 |
320 |
380 |
430 |
500 |
550 |
650 |
775 |
900 |
1025 |
1025 |
1150 |
|
H |
155 |
183 |
210 |
250 |
305 |
358 |
450 |
503 |
578 |
598 |
598 |
618 |
|
H1 |
195 |
245 |
295 |
344 |
415 |
485 |
602 |
710 |
815 |
844 |
844 |
872 |
Technical Parameters
|
Size |
DN32-DN600 |
DN650-DN2000 |
|
Working pressure |
16Bar |
10Bar |
|
Shell |
24Bar |
15Bar |
|
Seal |
18Bar |
11Bar |
|
Operating Temperature |
-45°C~+150°C |
|
|
Operating Environment |
Ballast and bilge system Chemical processing Desalination plants |
|
|
Driving Method |
Hand Lever Worm Gear Electric Pneumatic |
|
Executive Standards
|
Design Standard |
EN 593, MSS SP67, API 609, BS 5155 |
|
Inspection & Test |
API 598, ISO 5208, EN 12266 |
|
End Standard |
ANSI B16.1 CL. 125LB & B16.5 CL. 150LB |
|
AS 2129 Table D & E |
|
|
BS 10 Table D & E |
|
|
DIN 2501 (PN6, PN10, PN16) |
|
|
EN 1092 (PN6, PN10, PN16) |
|
|
ISO 2531 (PN6, PN10, PN16), 7005 (PN6, PN10, PN16) |
|
|
KS B / JIS B 1511 / 2210 (5K & 10K) |
|
|
MSS SP44 CL. 150LB |
|
|
AWWA C207 |
|
|
SABS 1123 Table 1000/3 & Table 1600/3 |
|
|
Face to Face |
ISO 5752, EN 558, MSS SP67, API 609, DIN 3202 |
|
Top Flange |
ISO 5211 |












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