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Size DN25 (1 inch)
Pressure Class PN25 (25 bar / 360 PSI)
Body Material Forged Stainless Steel (ASTM A182 F304/F316) / Forged Carbon Steel (A105) User specified
Manufacturing Process Forged Steel / Cast Steel (depending on manufacturer)
Design Standard API 608 / API 6D / ISO 17292 / ASME B16.34
End Connection Standard EN 1092-1 (Flanged) / ASME B16.25 (BW) / ASME B1.20.1 (NPT)
Face to Face Standard EN 558-1 / ISO 5752 / API 6D / ASME B16.10
Test & Inspection Std. API 598 / EN 12266-1 / ISO 5208
Fire-Safe Design API 607 / ISO 10497 (Optional)
Fugitive Emission ISO 15848-1 (Optional)
TECHNICAL DATA SHEET
Product Name: DN25 PN25 Top Entry Floating Ball Valve
Model/Specification: DN25-PN25-TOPENTRY-FLOAT
Тип клапана: Top Entry Floating Ball Valve
Connection Type: Flanged (RF) / Butt Weld (BW) / Threaded (NPT) User specified
|
Параметр |
Standard/Specification |
|
Размер |
DN25 (1 inch) |
|
Pressure Class |
PN25 (25 bar / 360 PSI) |
|
Материал корпуса |
Forged Stainless Steel (ASTM A182 F304/F316) / Forged Carbon Steel (A105) User specified |
|
Manufacturing Process |
Forged Steel / Cast Steel (depending on manufacturer) |
|
Design Standard |
API 608 / API 6D / ISO 17292 / ASME B16.34 |
|
End Connection Standard |
EN 1092-1 (Flanged) / ASME B16.25 (BW) / ASME B1.20.1 (NPT) |
|
Face to Face Standard |
EN 558-1 / ISO 5752 / API 6D / ASME B16.10 |
|
Test & Inspection Std. |
API 598 / EN 12266-1 / ISO 5208 |
|
Fire-Safe Design |
API 607 / ISO 10497 (Optional) |
|
Fugitive Emission |
ISO 15848-1 (Optional) |
|
Параметр |
Details |
|
Тип клапана |
Top Entry Floating Ball Valve |
|
Body Type |
One-Piece Body with Top Removable Cover |
|
Bonnet Type |
Top Flanged Cover / Bolted Bonnet |
|
Тип отверстия |
Full Bore / Reduced Bore (Optional) |
|
Ball Type |
Floating Ball (pressure-assisted sealing) |
|
Seat Type |
Soft Seat (RPTFE / PTFE / PEEK) – Self-relieving design |
|
Sealing Principle |
Upstream sealing – ball floats against downstream seat under pressure |
|
Applicable Media |
Water, Oil, Gas, Steam, Corrosive Fluids (depending on material) |
|
Диапазон температур |
-29°C to +200°C (PTFE/RPTFE seats) / -29°C to +300°C (PEEK seats) |
|
Операция |
Lever Handle / Gearbox / Actuator |
|
Антистатическое устройство |
API 608 / API 6D Requirement (Standard) – Spring-loaded ball between ball and stem |
|
Blow-Out Proof Stem |
Стандартный |
|
Cavity Pressure Relief |
Self-relieving seat design (automatic pressure relief in ball cavity) |
|
ISO Mounting Pad |
ISO 5211 standard mounting for actuator |
|
Part Name |
Материал |
Standard/Grade |
|
Тело |
Stainless Steel |
ASTM A182 F304 / F316 (Forged) or A351 CF8/CF8M (Cast) |
|
Top Cover / Bonnet |
Stainless Steel |
ASTM A182 F304 / F316 |
|
Мяч |
Stainless Steel (Hardened) |
ASTM A182 F304 / F316 (Chrome plated optional) |
|
Корень |
Stainless Steel |
ASTM A182 F304 / F316 / 17-4PH |
|
Seat Rings |
Reinforced PTFE / RPTFE / PEEK |
Virgin PTFE / Glass-filled PTFE |
|
Body Gasket |
Spiral Wound / Reinforced |
Stainless Steel + Graphite / PTFE |
|
Stem Seals / Packing |
PTFE / RPTFE / Graphite |
Low emission, fire-safe grade |
|
Thrust Bearings |
PTFE + Stainless Steel |
Self-lubricating |
|
Антистатическое устройство |
Stainless Steel Ball + Spring |
316 SS |
|
Body Bolts/Nuts |
Stainless Steel |
ASTM A193 B8 / A194 8 |
|
Handle / Lever |
Stainless Steel |
With locking device |
*For Carbon Steel version (A105): body/bonnet to A105, bolting to A193 B7 / A194 2H.*
*Note: Dimensions for DN25 PN25 Top Entry Floating Ball Valve with Flanged Ends (RF). Based on EN 558-1 and industry standards.*
4.1 End-to-End Dimensions (Face-to-Face)
|
Размер |
Pressure Class |
L (mm) |
L (in) |
H (mm) |
H (in) |
W (Handle mm) |
Weight (kg) |
Weight (lbs) |
|
DN25 |
ПН25 |
150-160 |
5.9-6.3 |
~120 |
~4.7 |
~160 |
~4-6 |
~8.8-13.2 |
Note: Top entry design adds slightly to overall height compared to side entry valves. Weight varies by manufacturer and material selection.
4.2 Flange Details (Per EN 1092-1 – Type 11 / PN25)
|
Параметр |
DN25 Flange |
|
Flange Outside Diameter (D) |
115 mm |
|
Bolt Circle Diameter (PCD / k) |
85 mm |
|
Number of Bolt Holes |
4 |
|
Bolt Hole Diameter (d2) |
14 mm |
|
Bolt Thread Size |
M12 |
|
Raised Face Height |
2 mm |
|
Flange Thickness (C) |
16 mm |
4.3 End Preparation (Alternative Connections)
|
Connection Type |
Стандартный |
Details |
|
Threaded (NPT) |
ASME B1.20.1 |
1″ NPT Female |
|
Стыковой сварной шов (СС) |
ASME B16.25 |
Bevel prepared ends |
|
Socket Weld (SW) |
ASME B16.11 |
1″ Socket Weld per standard |
*Material Group: Stainless Steel (A182 F304/F316) with PTFE/RPTFE Seats *
|
Temperature (°C) |
Working Pressure (bar) |
Working Pressure (psi) |
Примечания |
|
-29 to 38 |
25 |
360 |
Maximum Rating (PN25) |
|
50 |
24 |
348 |
|
|
100 |
22 |
319 |
|
|
150 |
19 |
275 |
Max for standard PTFE |
|
200 |
16 |
232 |
With RPTFE / PEEK seats |
|
250 |
14 |
203 |
With PEEK seats |
|
300 |
11 |
160 |
With PEEK seats |
For Carbon Steel (A105): similar ratings up to 425°C with derating.
|
Test Type |
Medium |
Pressure (bar) |
Pressure (psi) |
Acceptance Criteria |
|
Shell Test (Hydrostatic) |
Water |
38 |
551 |
1.5 x PN (no visible leakage) |
|
High-Pressure Seat Test |
Water |
27.5 |
399 |
1.1 x PN (Zero leakage – soft seats) |
|
Low-Pressure Seat Test |
Air / N2 |
5.5 – 6.0 |
80 – 87 |
Bubble-tight |
|
Параметр |
Value |
|
Port Diameter (Full Bore) |
~25 mm (0.98 in) (typical) |
|
Flow Coefficient Cv (approx) |
~30 – 40 (typical for 1″ full bore ball valve) |
|
Flow Coefficient Kv (approx) |
~26 – 35 |
|
Flow Characteristic |
Quick Opening (On-Off) |
|
Shut-off Class |
API 598 / ISO 5208 Rate A (Zero Leakage) |
|
Feature |
Benefit |
|
In-Line Maintenance |
Valve internals (ball, seats, stem) can be removed through top cover without removing valve body from pipeline |
|
One-Piece Body |
Eliminates body joint leak paths (unlike 2-piece or 3-piece designs) |
|
Reduced Downtime |
Maintenance performed without disturbing pipe connections |
|
Lower Lifecycle Cost |
Easier repair and seat replacement |
|
Compact Design |
Shorter face-to-face compared to side entry designs |
|
Ideal for Welded Systems |
Perfect for welded pipelines where valve removal is difficult |
|
Параметр |
Top Entry |
Side Entry (2-Piece / 3-Piece) |
|
In-Line Maintenance |
Yes – remove top cover only |
No – must remove valve from line |
|
Body Joints |
One (top cover) |
Two or more (body joints) |
|
Leak Paths |
Minimal |
More potential leak paths |
|
Weight |
Slightly heavier |
Lighter |
|
Cost |
Higher initial cost |
Lower initial cost |
|
Lifecycle Cost |
Lower (easier maintenance) |
Higher (difficult maintenance) |
|
Ideal Application |
Welded systems, critical service |
General purpose, accessible piping |
Please specify when ordering:
*Disclaimer: The above data is prepared based on common industry standards (API 608, API 6D, EN 1092-1, API 598) for top entry floating ball valves . The top entry design provides significant maintenance advantages for critical and welded pipeline applications. Specific dimensions, materials, and pressure ratings may vary by manufacturer. The final technical agreement and certified drawings shall prevail.*
ГАРАНТИЯ:
SAVVY VALVES стремится предоставлять исключительное качество продукции и беспроблемное послепродажное обслуживание. Наши клапаны гарантированно обеспечивают минимальный срок службы 12 месяцев, в течение которых мы бесплатно поставляем все необходимые запасные части и подробные инструкции по техническому обслуживанию. В течение гарантийного срока, если произойдет какой-либо ущерб, не вызванный человеком, мы бесплатно заменим компоненты и предоставим профессиональную техническую поддержку. После истечения срока гарантии клиентам нужно будет оплатить только стоимость запасных частей, при этом продолжая пользоваться скидками на услуги по техническому обслуживанию. Наша цель — помочь клиентам сократить эксплуатационные расходы и повысить эффективность производства за счет надежного качества и комплексной послепродажной поддержки. Будь то технические запросы или потребности в техническом обслуживании, наша команда экспертов оперативно отреагирует, чтобы гарантировать, что ваша клапанная система всегда будет поддерживать оптимальную производительность.
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