High-Quality Butterfly Valve Drawing - Reliable Supplier
From my bench to your project, I share a precise Butterfly Valve Drawing that keeps your procurement and fabrication teams aligned. I’m a High-Quality Supplier who knows what engineers require: accurate dimensions, flange patterns, disc geometry, seat type, and actuator compatibility. Each drawing comes with material notes, surface finishes, and a bill of materials to speed RFQ and reduce change orders. I tailor the file format to your workflow—CAD-ready, PDF checks, and a version history—to ensure traceability. Whether you’re upgrading an existing line or specifying a new system, my drawings support real-world assembly and maintenance. Because reliability matters, I focus on clarity, standard-compliant annotations, and consistent naming so your project stays on schedule. Let’s convert your design intent into actionable files that your manufacturer and QA teams can trust—the kind of resource that makes you look good in front of your client.
Butterfly Valve Drawing Stands Out Guarantees Peak Performance
A standout butterfly valve begins on the drawing board: clear 3D CAD models, CFD flow analysis and FEA stress checks ensure an optimized disc profile, shaft geometry and seat interface that deliver low torque, tight shutoff and long service life under cyclical conditions. Material options from stainless steels to duplex and engineered elastomers, together with precision machining and surface treatments, guarantee corrosion resistance and stable performance across temperatures and media while meeting ISO/API/EN design standards. Rigorous factory testing—hydrostatic, seat and torque verification—plus full dimensional and traceability documentation turn the drawing into predictable field performance. For global buyers, this means reduced lifecycle costs, simplified maintenance, timely spare parts and adaptable configurations for wafer, lug or flanged installations. Clear engineering drawings and proven QA translate directly into confidence in procurement, installation and long-term operation.
| Parameter | DN50 (50 mm) | DN100 (100 mm) | DN200 (200 mm) | DN300 (300 mm) | DN400 (400 mm) | DN600 (600 mm) |
|---|---|---|---|---|---|---|
| Valve type | Wafer / Lug | Wafer / Lug | Wafer / Lug | Wafer / Lug | Wafer / Lug | Wafer / Lug |
| Face-to-face (approx.) | 40 mm | 60 mm | 100 mm | 140 mm | 165 mm | 200 mm |
| Flange/End connection | ISO PN10/16, ANSI CL150 | ISO PN10/16, ANSI CL150 | ISO PN16, ANSI CL150 | ISO PN16, ANSI CL150 | ISO PN16, ANSI CL150 | ISO PN16, ANSI CL150 |
| Pressure rating | PN16 (16 bar) | PN16 (16 bar) | PN16 (16 bar) | PN16 (16 bar) | PN16 (16 bar) | PN16 (16 bar) |
| Body material | Ductile iron (EN-GJS) | Ductile iron / Stainless steel option | Ductile iron / Stainless steel option | Stainless steel (AISI 304/316) | Stainless steel (AISI 316) | Stainless steel (AISI 316L) |
| Disc material | Stainless steel 316 | Stainless steel 316 | Stainless steel 316 / coated | Stainless steel 316 | Stainless steel 316 | Stainless steel 316L |
| Shaft/Stem | Stainless steel (AISI 316) | Stainless steel (AISI 316) | Stainless steel (AISI 316) | Stainless steel (AISI 316) | Stainless steel (AISI 316) | Stainless steel (AISI 316L) |
| Seat / Seal material | EPDM (standard) | EPDM / NBR option | EPDM / FKM option | FKM / EPDM (depending on service) | FKM / PTFE-lined option | PTFE-lined or FKM |
| Max service temperature | -20 °C to +120 °C (EPDM) | -20 °C to +120 °C (EPDM) | -20 °C to +200 °C (FKM/PTFE options) | -20 °C to +200 °C | -20 °C to +200 °C | -20 °C to +200 °C (PTFE-lined) |
| Kv (approx., m³/h @ 1 bar) | ≈ 90 | ≈ 340 | ≈ 1,200 | ≈ 2,600 | ≈ 4,200 | ≈ 9,800 |
| Typical torque (Nm) @ ΔP = 0.5–1.0 bar | 10–20 Nm | 25–60 Nm | 120–300 Nm | 450–900 Nm | 900–2,000 Nm | 3,500–8,000 Nm |
| Leakage / Tightness | Designed for low leakage with elastomer seat; typical test standard EN 12266-1 (Rate A) or equivalent tightness depending on seat selection. | |||||
| Actuation options | Manual lever or gearbox, electric actuator (ISO 5211 mounting), pneumatic (single/double-acting). Actuator selection depends on torque and duty cycle. | |||||
| Suitable media | Potable water, raw water, chilled/hot water, seawater (with stainless materials), gases, light oils, many chemical services (seat-dependent). | |||||
| Surface treatment | Fusion-bonded epoxy coating for bodies; PTFE or fluoropolymer coating options for discs; internal polishing/shot-blast per application. | |||||
| Standards & mounting | Common references: EN 593 / ISO 5752 / ISO 5211; flange drilling per EN1092-1 or ANSI B16.5 as applicable. | |||||
| Approx. weight (kg) | ≈ 3 kg | ≈ 7 kg | ≈ 18 kg | ≈ 45 kg | ≈ 85 kg | ≈ 220 kg |
| Notes | Values shown are representative for common industrial wafer/lug butterfly valves at PN16. Final selection must consider media compatibility, temperature, actuation method, and applicable standards for a specific installation. | |||||
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