Double FlangeType Series 486

486

Product Description

• Design Standard: API609/EN593
• Nominal Diameter: DN50-DN300(2”-12”) ASME B16.5(CL150) JIS B2239 & JISB2220 (JIS5K /10K )
• Top Flange acc: EN ISO 5211
• Temperature range: -10 to + 150°C
• Face to Face acc: EN558-1 row 20

Material Scope

AFFCO valve believes high quality valve starts from high quality casting,forging and other raw materials. we have profound experience in compliance with stringent material standards including NORSOK and wide variety blue chip end user specifications covering both metallic and non-metallic materials.
Increasingly, serve upstream operation conditions demanding not only primary components, but also accessories like bolting, bearing ,O-ring, packing and actuation components. AFFCO valve can cater the needs of any project specifications together with our vast network of material supply chain.

Full material range

Ductile iron

Carbon steels

Stainless Steel

Duplex Stainless Steel

Casting and forging grades

According to your project specifications

Non-destructive testing

PMI

MPE

DPI/LPE

UT testing/Radiography

High specification sub-componets

PTFE/PFA material for seat

Viton material for O-ring

SS+PTFE material for bearing

Duplex Stainless Steel for

Material standards

ASTM/EN/DIN/JIS/GB standard material for project requirement

Machining

Accuracy is ensured by high precision CNC machine and measured by CMM

Surface roughness

Surface roughness can reach Ra0.2

Design Feature

AFFCO valve supplies a full range of butterfly valves, Compact design and streamlined disc design a high Kv/Cv values, low pressure loss and energy cost. Fully PTFE/PFA-lined butterfly valves are suitable for corrosive and chemical services. The patented shaft seal design ensures reliability in high-corrosive applications.

Top Flange

According ISO 5211.

Seat

Fully PTFE/PFA-lined seat are suibable for corrosive and chemical services.

More than 3mm PTFE/PFA lining thickness.

Valve Body

Valve body material: Ductile JS1030 at least.

Split body design, easy for assembly and maintenance.

Safety seal at both shaft ends

Primary sealing by means of a belleville spring washer, transimitting prestress on spherical segment area.

Secondary sealing of shaft by means fo PTFE/PFA seal and viton O-ring.

Disc

Streamlined centric disc to reduce pressure loss and lower energy costs.

Fully PTFE/PFA-lined disc are suibable for corrosive and chemical services.

More than 3mm PTFE/PFA lining thickness.

Dimensions

DN H1 H L F K G W GearBox
50 65 193 108 34.5 43.5 145 150 Q200+C150
65 75 208 112 34.5 43.5 145 150 Q200+C150
80 95 218 114 34.5 43.5 145 150 Q200+C150
100 108 238 127 34.5 43.5 145 150 Q200+C150
125 125 258 140 34.5 43.5 145 150 Q200+C150
150 140 268 140 34.5 43.5 145 150 Q200+C150
200 173 313 152 39 52.5 213 200 Q400+W200
250 212 343 165 39 52.5 213 200 Q400+W200
300 236 388.5 178 48 69 269 250 Q800+W250
350 281 440.5 190 48 69 269 250 Q800+W250
400 319 477 216 52 84 290 300 Q1500+W300

CASE STUDIES

AFFCO Shanghai will take part in 2023 FFG & MTC

CASE STUDIES

AFFCO Mideast will take part in 2023 NAPEC & WETEX