High Temperature Butterfly Valve

Size RangeDN50~4200mm NPS2"~200"
PressurePN1.6~4.0MPa Class150/Class300
Body MaterialCast Iron, Ductile Iron, WCB, LCB, CF8, CF8M, CF3, CF3M, etc
OperationLever, Gear, Pneumatic, Electric, Hydraulic

معيار: ANSI, API, الدين, EAC, JIS, CE, ISO, AR, GB
More than 40 years professional valve manufacturer.
Products are exported to more than 72 countries.
Products are widely used in petroleum, chemical industry, metallurgy, electric power, water supply, coal gas, natural gas and other industries.
High reliability, excellent quality, fast service, online support

Features:

Based on ZZJG VALVE's patented, this high Temperature butterfly valve is precision engineered to deliver quality, value, and reliability in high temperature, high pressure, high cycle, and critical service applications.

Temperature Range:

Conventional High-Temperature Type: -29°C to 550°C

Ultra-High-Temperature Type: 550°C to 1000°C (Special Cooling Structure Required)

Instantaneous Maximum Temperature Resistance: Up to 1200°C (Specialty Valves for Aerospace Applications)

Media Types:

Hot Flue Gas (Power Plant Desulfurization Systems), High-Temperature Steam (P ≤ 17 MPa, T ≤ 540°C), Molten Salt (Solar Thermal Power Plants, 565°C), Catalytic Cracking Oil and Gas (Petrochemical Industry, Containing Particulate Matter), High-Temperature Air (Aerospace)

Application in Energy and Power:

Boiler Systems: Main Steam Pipeline Regulation

Gas Turbines: Exhaust System High-Temperature Flue Gas Control

Nuclear Power: Secondary Feedwater System

Petrochemical: Catalytic Cracking Unit: Regenerator Flue Gas Piping

Ethylene Cracking: Quench Oil System (NACE MR0175 (sulfur corrosion resistance)

Coal chemical industry: Syngas purification unit (wear-resistant carbide seals)

Application in Metallurgical industry:

Blast furnace gas: Residual pressure power generation system (TRT unit)

Steel rolling heating furnace: Air/gas conditioning

Ferroalloy smelting: Submerged arc furnace flue gas recovery

Application in Emerging sectors:

Concentrated solar power generation: Molten salt thermal storage system (duplex stainless steel valves)

Hydrogen energy industry: High-temperature electrolysis hydrogen production unit

Waste incineration: Dioxin decomposition section (chloride ion corrosion resistant design)

Technical Parameters:

D342X/H-2.5/6/10/16 Dimensions
DN	L		H1	H2	H3	A1	A2	Φ	0.25MPa		0.6MPa		1.0MPa		1.6MPa
DN	short	long	H1	H2	H3	A1	A2	Φ	D1	n-d	D1	n-d	D1	n-d	D1	n-d
50	108	150	82.5	150	66	135	42	150	110	4-Φ14	110	4-Φ14	125	4-Φ19	125	4-Φ19
65	112	170	92.5	165	66	135	42	150	130	4-Φ14	130	4-Φ14	145	4-Φ19	145	4-Φ19
80	114	180	100	170	66	135	42	150	150	4-Φ19	150	4-Φ19	160	8-Φ19	160	8-Φ19
100	127	190	125	195	77	135	42	180	170	4-Φ19	170	8-Φ19	180	8-Φ19	180	8-Φ19
125	140	200	142	220	77	135	42	180	200	8-Φ19	200	8-Φ19	210	8-Φ19	210	8-Φ19
150	140	210	160	250	77	135	42	320	225	8-Φ19	225	8-Φ19	240	8-Φ23	240	8-Φ23
200	152	230	190	275	107	202	60	320	280	8-Φ19	280	8-Φ19	295	8-Φ23	295	12-Φ23
250	165	250	220	305	107	202	60	320	335	12-Φ19	335	12-Φ19	350	12-Φ23	355	12-Φ28
300	178	270	245	350	126	220	93	320	395	12-Φ23	395	12-Φ23	400	12-Φ23	410	12-Φ28
350	190	290	278	385	126	220	93	320	445	12-Φ23	445	12-Φ23	460	16-Φ23	470	16-Φ28
400	216	310	306	435	157	287	123	400	495	16-Φ23	495	16-Φ23	515	16-Φ28	525	16-Φ31
450	222	330	346	490	157	287	123	400	550	16-Φ23	550	16-Φ23	565	20-Φ28	585	20-Φ31
500	229	350	375	505	165	360	184	390	600	20-Φ23	600	20-Φ23	620	20-Φ28	650	20-Φ34
600	267	390	425	605	165	360	184	390	705	20-Φ26	705	20-Φ26	725	20-Φ31	770	20-Φ37
700	292	430	496	675	195	410	204	500	810	24-Φ26	810	24-Φ26	950	24-Φ31	840	24-Φ37
800	318	470	560	740	195	410	204	500	920	24-Φ31	920	24-Φ31	950	24-Φ34	950	24-Φ40
900	330	510	625	805	235	521	217	500	1020	24-Φ31	1020	24-Φ31	1050	28-Φ34	1050	28-Φ40
1000	410	550	680	865	235	521	217	500	1120	28-Φ31	1120	28-Φ31	1160	28-Φ37	1170	28-Φ43
1200	470	630	800	1065	251	501	290	630	1320	32-Φ31	1340	32-Φ34	1380	32-Φ40	1390	32-Φ49
1400	530	710	920	1207	1343	656	312	800	1520	36-Φ31	1560	36-Φ37	1590	36-Φ43	1590	36-Φ49
1600	600	790	1030	1317	370	750	414	800	1730	40-Φ31	1760	40-Φ37	1820	40-Φ49	1820	40-Φ56
1800	670	870	1257	1510	470	800	440	900	1930	44-Φ31	1970	44-Φ40	2020	44-Φ48	2020	44-Φ56
2000	760	950	1408	1600	470	800	440	900	2130	48-Φ30	2180	48-Φ43	2230	48-Φ48	2230	48-Φ62
2200	800	1000	1145	1740	470	800	440	900	2340	52-Φ33	2390	52-Φ43	2440	52-Φ56	2440	52-Φ62
2400	850	1100	1675	1875	480	990	595	1000	2540	56-Φ33	2600	56-Φ43	2650	56-Φ56	2650	56-Φ62
2600	900	1200	1745	2010	480	990	595	1000	2740	60-Φ33	2810	60-Φ48	2850	76-Φ62	2850	60-Φ62
2800	950	1300	1818	2100	480	990	595	1000	2960	64-Φ36	3020	64-Φ48	3070	60-Φ56	3070	64-Φ70
3000	1000	1400	1910	2200	480	990	595	1000	3160	68-Φ36	3220	68-Φ48	3290	64-Φ56	3300	68-Φ70
3200	1100		2050	2450	480	990	595	1000	3360	72-Φ36	3430	72-Φ48	3520	68-Φ62	3530	72-Φ70
3400	1200		2200	2600	490	1045	639	1300	3560	76-Φ36	3640	76-Φ48	3730	72-Φ62	3760	76-Φ70
3600	1200		2350	2800	490	1045	639	1300	3770	80-Φ36	3860	80-Φ56	3950	80-Φ62	4000	80-Φ70
3800	1200		2500	3000	490	1045	639	1300	3970	80-Φ39	4080	80-Φ56	4170	80-Φ62	4240	80-Φ78
4000	1300		2600	3150	490	1045	639	1300	4170	84-Φ39	4300	84-Φ56	4400	84-Φ70	4480	84-Φ78