TECHNICAL DATA SHEET
LIGHTWEIGHT DUCTILE IRON GLOBE VALVE
|
CATEGORY |
SPECIFICATION |
STANDARDS / NOTES |
|
|
Valve Type |
Bolted Bonnet Globe Valve |
Angle Pattern |
|
|
Design Standard |
EN 13397 / ISO 15761 |
Lightweight Body |
|
|
Size Range |
DN 15 to DN 100 (½" to 4") |
||
|
Pressure Rating |
PN16 (16 bar @ 120°C) |
EN 1092-2 |
|
|
End Connection |
RF Flanges (EN 1092-2 PN16 Series A) |
Drilling: EN 1092-2 |
|
|
Body/Bonnet Material |
EN-GJS-400-18 (Ductile Iron) |
ISO 1083 |
Tensile: 400 MPa |
|
Trim Material |
Disc & Seat: 13Cr SS (1.4021) |
Hardness: HRC 35-40 |
|
|
Stem Material |
AISI 410 SS (JIS F6 Equivalent) |
Hardened: 22-25 HRC |
|
|
Stem Seal |
Graphite Packing + PTFE V-rings |
Fire-Safe: EN ISO 10497 |
|
|
Gasket |
SS316L Spiral Wound + Graphite Filler |
EN 1514-1 |
|
|
Bolting |
ASTM A307 Gr.B (Zinc Plated) |
||
|
Face-to-Face (DN50) |
140 mm |
EN 558 Series 1 |
|
|
Temperature Range |
-10°C to +200°C |
Max intermittent: 250°C |
|
|
Hydrostatic Test |
Body: 24 bar | Seat: 17.6 bar |
EN 12266-1 |
|
|
Seat Leakage Class |
Class A (EN 12266-1) |
≤0.01×DN ml/min |
|
|
Flow Characteristic |
Equal Percentage |
||
|
Flow Coefficient (Kvs) |
DN50: 25 |
||
|
Operation |
Rising Stem Handwheel |
ISO 5211 Mounting Pad |
|
|
Weight (DN50) |
8.2 kg |
||
|
Coating |
Epoxy 250μm DFT |
ISO 12944 C4 Certified |
|
|
Certifications |
PED Cat.I | DVGW WRAS | EN 10204 3.1 Material |
DIMENSIONAL DATA (DN50 PN16)
|
Feature |
Value |
|
Flange OD |
165 mm |
|
Bolt Circle Diameter |
125 mm |
|
Flange Thickness |
18 mm |
|
Bolt Holes |
4 × Ø18 mm |
PERFORMANCE
|
Parameter |
Value |
|
Max Allowable ΔP |
10 bar (full close) |
|
Stroking Time (DN50) |
≤8 sec (90° rotation) |
|
Cycle Life |
≥5,000 cycles |
OPTIONAL FEATURES
▢ Bellows Stem Seal (Zero Emissions)
▢ Gear Operator (Max. Input: 250 Nm)
▢ Cryogenic Extension (-50°C)
▢ Position Indicator
▢ Stellite 6 Hardfacing (Seats/Disc)
GUATANTEE
SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.
