Name: 2 Inch SS304 Butterfly Valve Cast Iron Wafer Butterfly Valve DN50 SS304 Butterfly Valve
Brand: TOBO
SKU: DN50
Price: 1 USD
Availability: InStock
Rating: 5 (186 reviews)

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2 Inch SS304 Butterfly Valve Cast Iron Wafer Butterfly Valve DN50 SS304 Butterfly Valve

Product Details:

Place of Origin:	China
Brand Name:	TOBO
Certification:	WRAS/ ISO 9001
Model Number:	DN50

Payment & Shipping Terms:

Minimum Order Quantity:	10pcs
Packaging Details:	Packed in plywood wooden cases
Delivery Time:	7-10DAYS
Payment Terms:	D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability:	300000PCS

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Detailed Product Description

Size:	Customized Size	Class:	PN10/16/125lbs/150lbs/JIS 5K/JIS10K
Body:	Ductile Iron Butterfly Valves	Drilling:	Dual Drilled
Temperature:	Maximum 130°C Temperature	Structure Type:	Resilient Seated
Disc:	304	Packing:	Flexible Graphite, Fluorine Plastic
High Light:	SS304 Wafer Butterfly Valve , 2 Inch Wafer Butterfly Valve , DN50 Wafer Butterfly Valve

DN50 Cast Iron Wafer 2 Inch SS304 Butterfly Valve

Detailed Product Description

Product Name:	2 Inch Butterfly Valve	Type:	Butterfly Valve
Disc/wedge:	Stainless Steel/ SS304/SS316	Body:	Cast Iron/ Ductile Iron/ Stainless Steel
Size:	2" ~ 120"	Pressure:	1.0/1.6/2.5Mpa
Connection:	Wafer	Feature:	Easy Installation
Temperature:	-20~120 C
High Light:	2 Inch SS304 Butterfly Valve , Cast Iron Wafer Butterfly Valve , DN50 SS304 Butterfly Valve

Easy Installation 2 Inch Stainless Steel Butterfly Valve

2 Inch Butterfly Valve advantages:

Simple structure, small volume, light weight, suitable for large caliber valves.

Good regulation performance.

Full opening valve seat effective flow area is large, less fluid resistance.

Good sealing performance.

2 Inch Butterfly Valve Specifications:

Size: DN50 - 3000
Temperature: -15℃ - 150℃
Pressure: 1.0MPa/1.6MPa

2 Inch Butterfly Valve Materials
Materials of Body : Ductile Iron (GGG40, GGG50). Cast Iron (GG25), Stainless Steel

Materials of Disc : Stainless Steel. Nickel Plated, Ductile Iron, Ductile Iron Coated Plastic,

Titanium Steel, Copper Alloy etc

Materials of Seat : Ethylene-Propylene-Diene Monomer (EPDM), Polytetrafluoroethylene (PTFE),

Nitrile Rubber (NBR), Chloroprene, Chlorosulfonated Polyethylene (Hypalon),

Silicon, Fluoroelastomer (VITON) , Caoutchouc etc.

Materials of Stem : Stainless Steel. Carbon Steel ,2Cr13

2 Inch Butterfly Valve Features:

⊙ Adjust tightness

Rubber sealing ring and disc can adjust tightness or softness of sealing with clamping ring, it insures

best performance of adjusting the compression of sealing.

⊙ Sealing reliable

Body and disc made of ductile iron which promote the impact resistance and pressure-bearing

capacity, sealing ring made of rubber and valve seat’s sealing surface is conical shaped, make the

sealing capacity more reliable.

⊙ Excellent corrosion protection

Inside electrostatic epoxy resin power coating or vitreous enamel(upon request), outside electrostatic

epoxy resin power coating.

⊙ Reliable health nature

Epoxy resin power is up to the health standard.

Mail part & material

Body, Disc: GGG50 with internal and external epoxy resin coating

Stems: 1Cr17Ni12Mo2Ti, Stainless steel min.13%Cr

Bushing :Bronze CuAI10Fe3

Seal ring, O-ring: NBR, EPDM or FPM

Main external and connection dimension

1.0MPa mm

DN	L		H1	H2	H3	Flange dimensions comply with DIN 2501
DN	long type	short type	H1	H2	H3	O	C	g	f	b	n-d
150	210	140	226	165		285	240	212	3	19	8-23
200	230	152	255	192		340	295	268	3	20	8-23
250	250	165	293	227		395	350	320	3	22	12-23
300	270	178	326	260		445	400	370	4	24.5	12-23
350	290	190	368	314		505	460	430	4	24.5	16-23
400	310	216	423	346	634	565	515	482	4	24.5	16-28
450	330	222	455	385	666	615	565	532	4	25.5	20-28
500	350	229	506	422	728	670	620	585	4	26.5	20-28
600	390	267	568	490	790	780	725	685	5	30	20-31
700	430	292	632	550	854	895	840	800	5	32.5	24-31
800	470	318	692	615	924	1015	950	905	5	35	24-34
900	510	330	815	678	1098	1115	1050	1005	5	37.5	28-34
1000	550	410	880	743	1163	1230	1160	1110	5	40	28-37
1200	630	470	1024	860	1307	1455	1380	1330	5	45	32-40
1400	710	530	1210	1010	1350	1675	1590	1535	5	46	36-43
1600	790	600	1340	1140	1480	1915	1820	1760	5	49	40-49
1800	870	670	1460	1360	1640	2115	2020	1960	5	52	44-49
2000	950	760	1660	1485	1800	2325	2230	2170	5	55	48-49

1.6MPa mm

DN	L		H1	H2	H3	Flange dimensions comply with DIN 2501
DN	long type	short type	H1	H2	H3	O	C	g	f	b	n-d
150	210	140	226	165		285	240	212	3	19	8-23
200	230	152	255	192		340	295	268	3	20	12-23
250	250	165	293	227		405	355	320	3	22	12-28
300	270	178	326	260		460	410	378	4	24.5	12-28
350	290	190	368	314		520	470	438	4	26.5	16-28
400	310	216	423	346	634	580	525	490	4	28	16-31
450	330	222	455	385	666	640	585	550	4	30	20-31
500	350	229	506	422	728	715	650	610	4	31.5	20-34
600	390	267	568	490	790	840	770	725	5	36	20-37
700	430	292	632	550	854	910	840	795	5	39.5	24-37
800	470	318	692	615	924	1025	950	900	5	43	24-40
900	510	330	815	678	1098	1125	1050	1000	5	46.5	28-40
1000	550	410	880	743	1163	1255	1170	1115	5	50	28-43
1200	630	470	1024	860	1307	1485	1390	1330	5	57	32-49
1400	710	530	1210	1010	1350	1685	1590	1530	5	60	36-49
1600	790	600	1340	1140	1480	1930	1820	1750	5	65	40-56

2.5MPa mm

DN	L		H1	H2	H3	Flange dimensions comply with DIN 2501
DN	long type	short type	H1	H2	H3	O	C	g	f	b	n-d
150	210	140	226	165		300	250	211	3	20	8-28
200	230	152	255	192		360	310	274	3	22	12-28
250	250	165	293	227		425	370	330	3	24.5	12-31
300	270	178	326	260		485	430	390	4	27.5	16-31
350	290	190	368	314		555	490	450	4	30	16-34
400	310	216	423	346	634	620	550	500	4	32	16-37
450	330	222	455	385	666	670	600	560	4	34.5	20-37
500	350	229	506	422	728	730	660	610	4	36.5	20-37
600	390	267	568	490	790	845	770	720	5	42	20-40
700	430	292	632	550	854	960	875	820	5	46.5	24-43
800	470	318	692	615	924	1085	990	930	5	51	24-49
900	510	330	815	678	1098	1185	1090	1028	5	55.5	28-49
1000	550	410	880	743	1163				5
1200	630	470	1024	860	1307				5
1400	710	530	1210	1010	1350				5
1600	790	600	1340	1140	1480				5

2 Inch SS304 Butterfly Valve Cast Iron Wafer Butterfly Valve DN50 SS304 Butterfly Valve 0

Butterfly Valve APPLICABLE STANDARDS

1. Design according : API 609

2. Test standard according: JIS B2003

3. Connect flange standard according: JIS B2212

5. Item Name of part Material Spec

NO	Part name	Material
1	Body	SS304
2	Gear box	Assembly
3	Disc	SS304
4	Stem	SS416
5	Seal ring	316+Graphite
6	packing	Graphite

6. Operation:

6.1. The two pipe flange should be smooth.

6.2. Put the butterfly valve in the pipe line, fixed the orientation hole first.

7. Delivery:

When delivery or store the butterfly valve, should keep in dry and cool environment.

8. Note:

8.1. Pipe flange should same as the butterfly valve flange.

8.2. Check the valve before installed, the environment should correspond to the butterfly valve

specification.

8.3. Before open butterfly valve, checking the disc without dirt.

8.4. The disc must be shut off place when installed.

8.5. Adjusting the pipe connect before installed.

8.6. The connect flange should be parallel.

8.7. After installed, the pressure test disc should be open place.

8.8. If the butterfly can not natural open or close, please kindly check it careful, can not strike, tamp or

use extension lever.

8.9. When maintenance or operation, must check the stem, lever, gear box or actuator have correctly

connect. Otherwise the stem will be push by pipe pressure.

9. The malfunction and resolving:

malfunction	whys	solution
Seal leak	1, Some rubbish on the seal 2, Seal have been light damage	① Clean the rubbish. ② Replacing the disc
Stem Packing leak	1, packing be damaged 2, packing lapse	① Tighten the gland nut ② Change the packing
flange leak	1, the nut release 2, gasket lapse	1 . Tighten the nut 2. Change the gasket

10. Maintenance

Open the worm box cover and add some butter per two months.

Check the seal, packing and flange, if leak, please maintain ASAP.

Specifications:

Size: DN50 - 3000
Temperature: -15℃ - 150℃
Pressure: 1.0MPa/1.6MPa

Materials
Materials of Body : Ductile Iron (GGG40, GGG50). Cast Iron (GG25), Stainless Steel

Materials of Disc : Stainless Steel. Nickel Plated, Ductile Iron, Ductile Iron Coated Plastic,

Titanium Steel, Copper Alloy etc

Wafer Rubber Seated Butterfly Valves

DN (mm)	PN (MPa)	Connection dimensions(mm)
		L	D	D1	Zφd
		L	D	D1	Zφd
40	1.0/1.6	43	145	110	4-18
50		43	165	125	4-18
65		46	185	145	4-18
80		46	200	160	4-18/8-18
100		52	220	180	8-18
125		56	250	210	8-18
150		56	285	240	8-22
200		60	340	295	8-22/12-22
250		68	395/405	350/355	12-22
300		78	445/460	400/410	12-22
350	1.0	78	505	460	16-22
400		102	565	515	16-26
450		114	615	565	20-26
500		127	670	620	20-26
600		154	780	725	20-30
700		165	895	840	24-30
800		190	1015	950	24-33
900		203	1115	1050	28-33
1000		216	1230	1160	28-39
1200		254	1455	1380	32-39
1200	0.6/0.25	254	1400/1375	1340/1320	32-34/32-30
1400		279	1620/1575	1560/1620	36-34/36-30
1600		318	1820/1785	1760/1730	40-34/40-30
1800		356	2045/1985	1970/1930	44-41/44-30
2000		406	2265/2185	2180/2130	48-48/48-30

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Contact Person: Vicky

Tel: +8617717082304

Send your inquiry directly to us

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