Ductile Iron Butterfly Valve, ASME B16.34, 1.5-60 IN, CL150

Jul 16, 2025

Product Name: Ductile Iron Wafer Butterfly Valve
Design Standard: ASME B16.34
Body Material: Ductile Iron
Seat Material: PTFE
Size Range: 1.5-60 Inches
Pressure: 1.0/1.6 MPA, PN10, PN16, Class 150 LB
Temperature: 0°C to 150°C
Operation: Worm Gear
End Connection: Wafer
Applicable Media: Fresh water, wastewater, seawater, air, steam, food, pharmaceuticals, various oils, acids, alkalis, salts, etc.

Product Range

Valve Material: Ductile Iron, Cast Steel, SS 304, SS 316, SS 316L, Copper Body C9554, etc.
Disc Material: Graphite, SS 304, SS 316, Duplex 2507, EN 1.4529, EN 1.4469, Rubber, PTFE, PFA, etc.
Seat Material: EPDM, Viton, Neoprene, Teflon, Silicone, HNBR, Silicone, etc.
Stem Material: Galvanized Steel, 45# Steel, Stainless Steel 416/304/316, etc.
Manual Device: Hydraulic handle, Manual handle, Stainless steel handle, Worm gear, Underground head, Signal head, Electric actuator, Pneumatic actuator, etc.
Valve Type: Soft Seal Butterfly Valve, Flanged Butterfly Valve, Desulfurization Butterfly Valve, Fire Butterfly Valve, Marine Butterfly Valve, Grooved Butterfly Valve, etc.
Size Range: DN25-DN2400, 1-96 Inches
Medium: Water, Cold water, Hot water, Sewage, Chemical liquid, Seawater, Gas, Dust, Oil, etc.
Working Pressure: 0.6 Mpa, 1.0 Mpa, 1.6 Mpa, 2.5 Mpa, etc.
Working Temperature: -20°C to 150°C, etc.

Worm Gear Soft Sealing Wafer Butterfly Valve Main Parameters

Nominal Diameter (mm)	DN50- DN2000		DN50-DN 1600
Nominal Pressure PN	0.6MPa	1.0MPa	1.6MPa
Seal Test	0.66MPa	1.1MPa	1.76MPa
Strength Test	0.9MPa	1.5MPa	2.4MPa
Applicable Temperature	-40°C to 90°C (EPDM), -20°C to 200°C (FKM)
Applicable Medium	Water, air, natural gas, petroleum and weakly corrosive fluids
Leakage Rate	Meets GB/T 13927-92 standard
Drive Method	Manual, electric, pneumatic, hydraulic

Main Parts Materials for Worm Gear Soft Sealing Wafer Butterfly Valve

Part Name	Material
Body	SS 304, SS 316
Disc	SS 304, SS 316
Shaft	2Cr13
Sealing Ring	EPDM Oil-resistant rubber
Filling Material	Graphite

Standards for Worm Gear Soft Sealing Wafer Butterfly Valve

Standard Type	Standard Number
Manufacturing Standard	GB/T 12237-89
Legal Standard	GB 9113-2000, GB 17241.6-1998
Structural Length Standard	GB 12221-89
Inspection Standard	GB/T 13927-92

Main Connection Dimensions for Worm Gear Soft Sealing Wafer Butterfly Valve

DN	L	H	H0	A	B	D0	n-d	D0	n-d	n-d	L6MPa
50	43	63	306	180	200	110	4-14	125	4-18	125	4-18
65	46	70	321	180	200	130	4-14	145	4-18	145	4-18
80	46	83	346	180	200	150	4-18	160	8-18	160	8-18
100	52	105	387	180	200	170	4-18	180	8-18	180	8-18
125	56	115	411	180	200	200	8-18	210	8-18	210	8-18
150	56	137	447	270	280	225	8-18	240	8-22	240	8-22
200	60	164	572	270	280	280	8-18	295	8-22	295	8-22
250	68	206	646	270	280	335	12-18	350	12-22	350	12-26
300	78	230	738	380	420	395	12-22	400	12-26	400	12-26
350	78	248	761	380	420	445	12-22	460	16-22	460	16-26
400	82	289	877	450	470	495	16-22	515	16-26	515	16-30
450	114	320	938	480	490	550	16-22	565	20-26	565	20-30
500	127	343	993	480	490	600	20-22	620	20-26	620	20-33
600	154	413	1131	480	490	705	20-26	725	20-30	725	20-36
700	165	478	1476	640	660	810	24-26	840	24-30	840	24-36
800	190	525	1533	640	660	920	24-30	950	24-33	950	24-39
900	203	585	1655	750	860	1020	24-30	1050	28-31	1050	28-39
1000	216	640	1765	850	900	1120	28-30	1160	28-36	1170	28-42
1200	254	755	1995	850	900	1340	32-33	1380	32-39	1390	32-4