Butterfly valves - Sylax

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316 STAINLESS STEEL

Notched ductile iron handlever

CARBOXYLATED NBR
θ +5°/+120°
Powdery, abrasive fluids

CAST IRON GG25 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm CARBOXYLATED NITRILE Kg
32/40 149G045006 2.6
50 149G045007 3.3
65 149G045008 3.7
80 149G045009 4.0
100 149G045010 6.3
125 149G045011 7.8
150 149G045012 9.3
200 149G045014 (1) 16.9
250 149G045015 (1) 23.3
300 149G045017 (1) 25.0

DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm CARBOXYLATED NITRILE Kg
32/40 149G042613 2.9
50 149G035671 3.2
65 149G035672 3.7
80 149G035673 4.0
100 149G093454 7.1
125 149G017247 7.7
150 149G035676 9.2
CAST IRON GG25 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16
Flange rating PN 10/16
Dn
mm CARBOXYLATED NITRILE Kg
32 149G045031 3.4
40 149G045032 3.4
50 149G045033 3.7
65 149G045034 5.1
80 149G045035 5.0
100 149G045036 7.7
125 149G045037 10.1
150 149G045038 11.7

DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16
Flange rating PN 10/16
Dn
mm CARBOXYLATED NITRILE Kg
50 149G045022 3.7
65 149G045024 4.2
80 149G042964 5.1
100 149G045025 7.6
125 149G045026 10.2
150 149G045027 11.8
200 149G045028(1) 23.1
250 149G045029(1) 29.9
300 149G045030(1) 31.7

FKM
θ +5°/+180°
Industrial fluids, acids, bases, hydrocarbons

DUCTILE IRON GGG25 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm FKM Kg
32/40 149G012052 2.9
50 149G012054 3.3
65 149G019277 3.8
80 149G016085 4.1
100 149G012063 7.2
125 149G012066 7.9
150 149G072719 9.4
200 149G036556 17.0

DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm FKM Kg
65 149G027936 3.8
80 149G022723 4.0
100 149G013493 6.4
125 149G039486 7.9
150 149G062148 9.6
200 149G045768 17.2
DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16 (3) PN10 (4) PN16
Flange rating PN 10/16
Dn
mm FKM Kg
32 149G022188 3.4
40 149G022192 3.4
50 149G014686 3.8
65 149G022200 5.2
80 149G022204 5.1
100 149G059993 7.8
125 149G014692 10.2
150 149G073770 11.9
200 149G046220(4) 23.5
200 149G046219(3) 24.0
CAST IRON GG25 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16 (3) PN10 (4) PN16
Flange rating PN 10/16
Dn
mm FKM Kg
50 149G039529 3.7
65 149G039530 4.3
80 149G039503 5.2
100 149G039504 7.7
125 149G039531 10.4
150 149G073769 12.1
200 149G046218(3) 23.4

CSM
θ +5°/+90°
Industrial fluids with weak acids and bases

CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
Flange rating PN 6/10/16/ASA 150
Dn
mm CSM Kg
32/40 149G044779 2.6
50 149G056721 3.3
65 149G060133 4.6
80 149G060134 4.0
100 149G046845 6.4
125 149G027782 8.3
150 149G060135 8.7
200 149G045785 16.9

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
Flange rating PN 6/10/16/ASA 150
Dn
mm CSM Kg
32/40 149G038688 2.9
50 149G014581 3.3
65 149G014584 3.8
80 149G026605 4.0
100 149G026604 7.1
125 149G038685 8.3
150 149G060136 9.2
200 149G045780 16.8
CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 10 bar and PN10 (2) PN16
Flange rating PN 10/16
Dn
mm CSM Kg
32 149G016756 4.5
40 149G016757 4.5
50 149G016758 3.7
65 149G016759 5.2
80 149G016760 5.1
100 149G016761 7.8
125 149G016762 10.7
150 149G043146 11.8
200 149G045791(2) 23.2
200 149G045790(1) 23.7

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 10 bar and PN10 (2) PN16
Flange rating PN 10/16
Dn
mm CSM Kg
50 149G039501 3.7
65 149G039502 5.3
80 149G039517 5.2
100 149G039518 7.7
125 149G039505 10.8
150 149G060137 11.9
200 149G045787(1) 23.2

White EPDM
θ +8°/+80°
Industrial processes, powdery

CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
Flange rating PN 6/10/16/ASA 150
Dn
mm EPDM WHITE Kg
32/40 149G028186 2.6
50 149G024871 3.3
65 149G039507 3.8
80 149G013551 4.0
100 149G039508 6.3
125 149G039509 7.8
150 149G028187 9.2
200 149G044211 16.8

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
Flange rating PN 6/10/16/ASA 150
Dn
mm EPDM WHITE Kg
32/40 149G018249 2.9
50 149G018253 3.3
65 149G018257 3.8
80 149G018261 4.0
100 149G017236 7.1
125 149G018269 7.8
150 149G018273 9.1
200 149G026462 16.7
CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 10 bar and PN10 (2) PN16
Flange rating PN 10/16
Dn
mm EPDM WHITE Kg
32 149G016055 4.5
40 149G016764 4.5
50 149G016765 3.7
65 149G016766 5.2
80 149G016767 5.1
100 149G016768 7.7
125 149G016770 10.1
150 149G016769 11.6
200 149G045789(2) 23.1
200 149G045788(1) 23.7

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE
(1) PFA = PS maxi = 10 bar and PN10 (2) PN16
Flange rating PN 10/16
Dn
mm EPDM WHITE Kg
50 149G039521 3.7
65 149G039522 4.3
80 149G039523 6.3
100 149G039524 7.6
125 149G039525 9.0
150 149G039526 11.7
200 149G045786(1) 23.1

EPDM
θ -10°/+120° with CAST IRON GG25 body
θ -15°/+120° with DUCTILE IRON GGG40 body
Drinking water, general services and industrial processes, swimming pool water
NBR
θ +5°/+85°
General services and industrial processes, hydrocarbons

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX WAFER TYPE

(1) PFA = PS maxi = 10 bar

Flange rating PN 6/10/16/ASA 150

Dn mm	EPDM	NITRILE	Kg
32/40	149G012313	149G019665	2.9
50	149G012322	149G026594	3.3
65	149G012332	149G012399	3.7
80	149G012339	149G012401	4.0
100	149G059541	149G012403	7.1
125	149G012360	149G012406	7.7
150	149G012368	149G012409	9.1
200	149G42089	149G42109	16.6
250	149G42090	149G42110(1)	23.2
300	149G42091	-	25.6

CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX WAFER TYPE

(1) PFA = PS maxi = 10 bar

Flange rating PN 6/10/16/ASA 150

Dn mm	EPDM	NITRILE	Kg
25	149G059712(1)	149G036917(1)	2.4
32/40	149G011254	149G011375	2.6
50	149G011266	149G011378	3.3
65	149G011287	149G011387	3.7
80	149G011297	149G011394	4.0
100	149G011316	149G011399	6.3
125	149G011334	149G011404	7.7
150	149G059260	149G011409	9.2
200	149G016281	149G016283	16.8
250	149G097060	149G016284(1)	23.4
300	149G023904	-	25.6

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)
Sylax
SYLAX LUG TYPE WITH PLAIN HOLES
Flange rating PN 6/10/16/ASA 150
Dn
mm EPDM NITRILE Kg
80 149G044978 149G093324 4.7
100 149G093228 149G093322 7.5
125 149G044979 149G093323 9.4
150 149G044980 149G044989 11.0
200 149G043294 149G044990 19.2

DUCTILE IRON GGG40 BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX LUG TYPE

(1) PFA = PS maxi = 10 bar and PN10 (2) PFA = PS maxi = 10 bar and PN16 (3) PFA = PS maxi = 16 bar and PN16

Flange rating PN 10/16

Dn mm	EPDM	NITRILE	Kg
50	149G028008	149G011720	3.7
65	149G011686	149G011722	4.2
80	149G011691	149G011724	5.1
100	149G011696	149G011726	7.6
125	149G028007	149G011728	10.2
150	149G028006	149G059358	11.7
200	149G092060(1)	149G41509(1)	23.0
250	149G41490(1)	149G025988(1)	30.0
300	149G41491(1)	-	32.2

CAST IRON GG25 BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX LUG TYPE

(1) PFA = PS maxi = 10 bar and PN10 (2) PFA = PS maxi = 10 bar and PN16 (3) PFA = PS maxi = 16 bar and PN16

Flange rating PN 10/16

Dn mm	EPDM	NITRILE	Kg
32	149G016753	149G016755	3.4
40	149G016754	149G059626	3.4
50	149G016219	149G016303	3.7
65	149G012574	149G059628	5.1
80	149G012577	149G038678	5.0
100	149G012585	149G012602	7.7
125	149G012584	149G012605	10.0
150	149G012586	149G012607	11.6
200	149G42492( 3)	149G45212(3)	23.1
200	149G42489(1)	149G42509(1)	23.6
250	149G42493(3)	149G42513 (2)	28.3
250	149G42490(1)	149G42510(1)	28.4
300	149G42494(3)	-	38.1
300	149G42491(1)	-	31.0

SILICONE
θ -10°/+200° with CAST IRON GG25 body
θ -25°/+200° with DUCTILE IRON GGG40 body
Air or dry hot gas, ice-cold water, industrial process

DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)

Sylax
SYLAX LUG TYPE

(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16 (3) PN10 (4) PN16

Flange rating PN 10/16

Dn mm	SILICONE	Kg
50	149G039490	3.7
65	149G039491	4.2
80	149G039492	5.1
100	149G039493	7.6
125	149G039494	10.2
150	149G039495	11.8
200	149G039496 (1)	23.4
250	149G039497 (1)	30.0
300	149G039498 (1)	32.3

CAST IRON GG25 BODYPFA 10 bar (water) / PS (p.84)

Sylax
SYLAX LUG TYPE

(1) PFA = PS maxi = 6 bar and PN10 (2) PFA = PS maxi = 6 bar and PN16 (3) PN10 (4) PN16

Flange rating PN 10/16

Dn mm	SILICONE	Kg
32	149G022126	4.5
40	149G022130	4.5
50	149G022134	4.8
65	149G022138	5.1
80	149G022142	5.0
100	149G022146	7.7
125	149G022150	10.1
150	149G014676	11.7
200	149G022173 (2)	23.4
250	149G022177 (2)	27.2
200	149G022158 (1)	23.9
250	149G022162 (1)	27.3

DUCTILE IRON GGG40 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm SILICONE Kg
32/40 149G020771 2.9
50 149G020775 3.3
65 149G020779 3.7
80 149G016543 4.0
100 149G020787 7.1
125 149G020791 7.8
150 149G017229 9.1
200 149G020799 (1) 19.9
250 149G020803 (1) 23.2

CAST IRON GG25 BODYPFA 10 bar (water) / PS (p.84)
Sylax
SYLAX WAFER TYPE
(1) PFA = PS maxi = 6 bar
Flange rating PN 6/10/16/ASA 150
Dn
mm SILICONE Kg
32/40 149G039474 2.6
50 149G039475 3.3
65 149G039476 3.8
80 149G039477 4.0
100 149G088187 6.3
125 149G039479 7.8
150 149G039480 9.3
200 149G039481 (1) 17.1
250 149G039482 (1) 23.4
300 149G039483 (1) 25.6

EPDM
θ -15°/+120°
Drinking water, general services and industrial processes, swimming pool water
NBR
θ +5°/+85°
General services and industrial processes, hydrocarbons

STAINLESS STEEL BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX WAFER TYPE

(1) PFA = PS maxi = 10 bar

Flange rating PN 10/16

Dn mm	EPDM	NITRILE	Kg
32/40	149G 016 610	149G 018 560	2.8
50	149G 012 987	149G 016 818	3.0
65	149G 012 991	149G 016 819	3.0
80	149G 012 993	149G 016 820	4.3
100	149G 012 998	149G 016 816	4.2
125	149G 015 990	149G 016 821	8.5
150	149G 013 005	149G 016 817	9.5
200	149G 013 009	149G 016 822	18.2
250	149G 016 814	149G 016 823(1)	25.2
300	149G 016 815	-	30.8

STEEL BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX WAFER TYPE

(1) PFA = PS maxi = 10 bar

Flange rating PN 10/16

Dn mm	EPDM	NITRILE	Kg
32/40	149G 041 699	149G 041 700	2.8
50	149G 016 771	149G 016 780	3.0
65	149G 016 772	149G 016 781	3.0
80	149G 016 773	149G 016 782	3.2
100	149G 016 774	149G 016 783	4.2
125	149G 016 775	149G 016 784	8.5
150	149G 016 776	149G 016 785	9.5
200	149G 016 777	149G 016 786	18.2
250	149G 016 778	149G 016 797(1)	25.2
300	149G 016 779	149G 016 798(1)	30.8

STAINLESS STEEL BODYPFA 16 bar (water) / PS (p.84)

Sylax
SYLAX LUG TYPE

(1) ISO PN10 and PN10
(2) ISO PN10
(3) ISO PN16

Flange rating PN 10/16

Dn mm	EPDM	NITRILE	Kg
50	149G 020 660	149G 020 669	3.9
65	149G 020 661	149G 020 670	4.9
80	149G 020 662	149G 020 671	3.2
100	149G 020 663	149G 020 672	5.9
125	149G 063 722	149G 020 673	5.9
150	149G 020 665	149G 020 674	7.0
200	149G 041 721(1)	149G 041 724(1)	34.0
200	149G 020 666(3)	149G 020 675(3)	34.0
250	149G 020 667(3)	149G 020 676(2)	44.0
250	149G 041 722(1)	149G 041 725(1)	44.0
300	149G 020 668(3)	-	58.0
300	149G 041 723(1)	-	58.0

Documentations

Technical datasheet Sylax400_1200

Technical datasheet Sylax200_350

Technical datasheet Sylax25_350

3D CAO

Animations

Butterfly valve

Back to range

Dn mm	CARBOXYLATED NITRILE	Kg
32/40	149G045006	2.6
50	149G045007	3.3
65	149G045008	3.7
80	149G045009	4.0
100	149G045010	6.3
125	149G045011	7.8
150	149G045012	9.3
200	149G045014 (1)	16.9
250	149G045015 (1)	23.3
300	149G045017 (1)	25.0

Dn mm	CARBOXYLATED NITRILE	Kg
32	149G045031	3.4
40	149G045032	3.4
50	149G045033	3.7
65	149G045034	5.1
80	149G045035	5.0
100	149G045036	7.7
125	149G045037	10.1
150	149G045038	11.7

Dn mm	CARBOXYLATED NITRILE	Kg
50	149G045022	3.7
65	149G045024	4.2
80	149G042964	5.1
100	149G045025	7.6
125	149G045026	10.2
150	149G045027	11.8
200	149G045028(1)	23.1
250	149G045029(1)	29.9
300	149G045030(1)	31.7

Dn mm	FKM	Kg
32/40	149G012052	2.9
50	149G012054	3.3
65	149G019277	3.8
80	149G016085	4.1
100	149G012063	7.2
125	149G012066	7.9
150	149G072719	9.4
200	149G036556	17.0

Dn mm	FKM	Kg
65	149G027936	3.8
80	149G022723	4.0
100	149G013493	6.4
125	149G039486	7.9
150	149G062148	9.6
200	149G045768	17.2

Dn mm	FKM	Kg
32	149G022188	3.4
40	149G022192	3.4
50	149G014686	3.8
65	149G022200	5.2
80	149G022204	5.1
100	149G059993	7.8
125	149G014692	10.2
150	149G073770	11.9
200	149G046220(4)	23.5
200	149G046219(3)	24.0

Dn mm	FKM	Kg
50	149G039529	3.7
65	149G039530	4.3
80	149G039503	5.2
100	149G039504	7.7
125	149G039531	10.4
150	149G073769	12.1
200	149G046218(3)	23.4

Dn mm	CSM	Kg
32/40	149G044779	2.6
50	149G056721	3.3
65	149G060133	4.6
80	149G060134	4.0
100	149G046845	6.4
125	149G027782	8.3
150	149G060135	8.7
200	149G045785	16.9

Dn mm	CSM	Kg
32	149G016756	4.5
40	149G016757	4.5
50	149G016758	3.7
65	149G016759	5.2
80	149G016760	5.1
100	149G016761	7.8
125	149G016762	10.7
150	149G043146	11.8
200	149G045791(2)	23.2
200	149G045790(1)	23.7

Dn mm	CSM	Kg
50	149G039501	3.7
65	149G039502	5.3
80	149G039517	5.2
100	149G039518	7.7
125	149G039505	10.8
150	149G060137	11.9
200	149G045787(1)	23.2

Dn mm	EPDM WHITE	Kg
50	149G039521	3.7
65	149G039522	4.3
80	149G039523	6.3
100	149G039524	7.6
125	149G039525	9.0
150	149G039526	11.7
200	149G045786(1)	23.1

Dn mm	EPDM	NITRILE	Kg
80	149G044978	149G093324	4.7
100	149G093228	149G093322	7.5
125	149G044979	149G093323	9.4
150	149G044980	149G044989	11.0
200	149G043294	149G044990	19.2

Dn mm	EPDM WHITE	Kg
32	149G016055	4.5
40	149G016764	4.5
50	149G016765	3.7
65	149G016766	5.2
80	149G016767	5.1
100	149G016768	7.7
125	149G016770	10.1
150	149G016769	11.6
200	149G045789(2)	23.1
200	149G045788(1)	23.7