PTFE or Rubber Wafer Type Butterfly Valve

• Driving Mode: Manual
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Model NO.: D71X
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Body Material: Ggg40/Di/Wcb/SS304/SS316/Alb/Duplex Ss
• Disc: Di+PTFE/Wcb+PTFE/Ss+PTFE
• Seat Material: PTFE/PFA
• Painting: Fbe Epoxy Coated, Ral (Clinets Demand)
• Size: DN40-DN2000
• Transport Package: Plywoodcase
• Specification: CE ISO TS
• Trademark: oem
• Origin: Tianjin China
• HS Code: 8481804090
• Production Capacity: 50000

Product Description

Product Description
Wafer Type Butterfly Valve in Cast Iron/ Ductile Iron D71X

Connection form: Wafer
Working temperature: -14 degC<T<150 degC
Working pressure: PN<1.6
Seal form: Auto sealed
Material of seal surface: Soft sealed
Structure: Center sealing
Body material: Cast iron, ductile iron, stainless steel304/316, carbon steel
Disc material: Ductile iron coated by nylon, ductile iron coated by nickel, stainless steel 304/316, aluminum bronze
Shaft material: Stainless steel 304/316/416
Seal ring material: NBR, EPDM, Fluorine Rubber, Silicon Rubber, PTFE
Color: Depends of the inquiry
Packing: Plastic inside and Plywood case outside
 

Part  Material											Technical  Specification
NO.	PART  NAME				MATERIAL						Nominal  Pressure: 1.0~1.6MPa
1	Body				Ductile  Iron						DN: 50~2000mm
2	Disc				Stainless  Steel						Medium:   water, oil, gas
3	Shaft				2Cr13						Work  temperature:   ≤ 120
4	Seal  Ring				NBR						Design  Standard: BS
5	Paking				O-ring						Flange  Standard: BS  EN  1092
											OTHER  STANDARD  ARE  AVAILABLE  UPON  REQUEST.
Dimension                                                                                                                                                                                                                                            Unit: mm
DN	L	H	H1	A	B	0.6MPa				1.0MPa				1.6MPa
						D	D1	D2	n-d	D	D1	D2	n-d	D	D1	D2	n-d
50	108	82.5	306	80	80	140	110	88	4-14	165	125	99	4-18	165	125	99	4-18
100	127	110	387	95	95	210	170	144	4-18	220	180	156	8-18	220	180	156	8-18
200	152	170	607	190	308	320	280	254	8-18	340	295	266	8-22	340	295	266	12-22
300	178	222.5	742	190	308	440	395	363	12-22	445	400	370	12-22	460	410	370	12-26
500	229	335	1065	270	466	645	600	568	20-22	670	620	582	20-26	715	650	609	20-33
800	318	507.5	1436	457	625	975	920	878	24-30	1015	950	901	24-33	1025	950	901	24-39
1000	410	615	1711	598	853	1175	1120	1078	28-30	1230	1160	1112	28-36	1255	1170	1112	28-42
1600	600	957.5	2578	860	1345	1830	1760	1710	40-36	1915	1820	1750	40-48	1930	1820	1750	40-56
1800	670	1057.5	2689	860	1345	2045	1970	1918	44-39	2115	2020	1950	44-48	2130	2020	1950	44-56
2000	760	1162.5	3022	952	1592	2265	2180	2125	48-42	2325	2230	2150	48-48	2345	2230	2150	48-62