*mydirectindustry

154

1 / 2 PagesView full catalog

154

Product catalog summary

Components and Materials:

Body: EN-GJS-400-18-LT
Yoke: EN-GJS-400-18-LT
Seat, Disc, Stem, Antifriction Disk: Stainless Steel 1.4021
Gaskets: Graphite + Stainless Steel
Packing: Graphite
Handwheel: Pressed steel
Screws: Carbon steel

Design Features:

Backseat for safety retention on the stem
Rotating disc and stem
Pressed-in seat

Dimensions and Specifications:

DN (mm)	D (mm)	L (mm)	H (mm)	H' (mm)	V (mm)	Weight (Kg)	Kv (m3/h)
15	95	130	220	226	100	3.5	4.6
20	105	150	220	226	100	4.5	7.3
25	115	160	225	232	100	5	11.7
32	140	180	225	233	125	6.5	16.8
40	150	200	260	270	150	9.5	26.7
50	165	230	260	273	150	12	42.6
65	185	290	335	356	200	19.5	77.9
80	200	310	335	360	200	22.5	111
100	220	350	380	405	225	33.5	177
125	250	400	415	450	250	45.5	262
150	285	480	465	510	350	66	368
200	340	600	620	680	400	116	664
250	405	730	750	820	500	170	1044

Temperature and Pressure Ratings:

Temperature Range: -10°C to 350°C
Pressure Ratings: 16 bar at -10/120°C, decreasing to 11.2 bar at 350°C

Flow Coefficients (Kv) at Various Openings:

Opening (%)	DN 15	DN 20	DN 25	DN 32	DN 40	DN 50	DN 65	DN 80	DN 100	DN 125	DN 150	DN 200	DN 250
20%	0.33	0.84	1.3	2.2	3.72	8.26	8.91	16.1	21.1	35.9	51.1	72	316
40%	0.99	1.77	2.81	4.53	7.24	14.2	18	30.9	40.4	60.9	109	143	554
60%	2.17	3.52	4.91	8.3	13.5	22.2	34.2	55.2	74.6	103	190	258	695
80%	3.27	5.47	7.64	12.5	19.8	30.8	53.8	80.4	117	154	252	377	776
100%	4.19	6.77	9.22	15.4	24.5	36.5	64.1	91.7	138	182	286	446	890

Catalog excerpts

Caratteristiche principali di serie Main standard featuresI Volantino saliente Rising Handwheel| Stelo rotante Rotating discI Otturatore rotante Rotating discI Sede mandrinata Pressed-in seatPossibili campi di impiego ApplicationImpianti di trasmissione calore, centrali termic caldaie e serbatoi, impianti di teleriscaldamei applicazioni con olio diatermico, ecc. Heat transfer systems, thermal power stations, indus boilers and tanks, district heating plants, diathermic installations, etc. Acqua calda e/o surriscaldata, vapore, aria, fluidi diatermici, ecc. Hot water and/or overheated water, steam, air, diathermic fluids, etc. Materiali Materials Componente Corpo Cavalletto Sede Otturatore Stelo Disco antifrizione Guarnizioni Baderna Volantino Viti Components Body Yoke Seat Disc Stem Antifriction disk Gaskets Packing Handwheel Screws Material EN-GJS-400-18-LT EN-GJS-400-18-LT St. Steel 1.4021 St. Steel 1.4021 St. Steel 1.4021 St. Steel 1.4021 Graphite + St. Steel Graphite Pressed steel Carbon steel

Open the catalog to page 1

Dimensioni Sizes KV alia percentuale di alzata figura 154/R Kv at stroke rate item 154/R Condizioni di esercizio/ Working conditions Temperature - Temperature [°C] -10/120 150 200 Varianti costruttive Manufacturing variations 154/R

Open the catalog to page 2

All Mival catalogs and technical brochures

Archived catalogs

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

Brand list