Forged steel flanged valves are available in three bonnet designs.The first is a bolted bonnet for which the valve body is bolted to the bonnet with a wound gasket (316 with flexible graphite).Customers with special requirements can also use metal ring connection.The second design is the welded bonnet in which the body is threaded to the bonnet and fully welded.Customers with special requirements can also use the penetration joint.The third is the pressure self-tightening valve cover, according to this design form of the valve, the body and the valve cover with thread connection, internal pressure from the sealing ring seal.Flanged end valves are suitable for gate valves, globe valves, lifting check valves, swing check valves and ball valves.
Flanged valves conform to API602 and ANSI 16.34. Inspection and testing according to API598, marking according to mss-sp-25.
Full diameter and reduced diameter
Structure length according to ASNI B16.10
The size of the flange is ASNI B16.5
Pressure self-tightening valve cover
Open rod bracket (OS&Y)
Self-centering platen sleeve type
Integral upper seal seat
Integral valve body flange
The welding end conforms to ASME B16.25
RTJ body bonnet joint form
Bolted and wound gasket sealed bonnet, threaded and all - welded sealed bonnet and threaded - joint internal pressure self - sealing bonnet
Related pressure:
, 150 lb to 600 lb, 900 lb to 1500 lb, 900 lb to 2500 lb
, 150 lb to 600 lb, 900 lb to 1500 lb, 900 lb to 2500 lb
, 150 lb to 600 lb, 900 lb to 1500 lb, 900 lb to 2500 lb
Main Material
|
No.
|
Part name
|
CS to ASTM
|
AS to ASTM
|
SS to ASTM
|
|
Type A105
|
Type F22
|
Type F304(L)
|
Type F316(L)
|
|
1
|
Body
|
A105
|
A182 F22
|
A182 F304(L)
|
A182 F316(L)
|
|
2
|
Seat
|
A276 420
|
A276 304
|
A276 304(L)
|
A182 F316(L)
|
|
3
|
Disc
|
A276 410&430
|
A182 F304
|
A182 F304(L)
|
A182 F316(L)
|
|
4
|
Stem
|
A182 F6
|
A182 F304
|
A182 F304(L)
|
A182 F316(L)
|
|
5
|
Gasket
|
316+Flexible graphite
|
316+PTFE
|
|
6
|
Bonnet
|
A105
|
A182 F22
|
A182 F304(L)
|
A182 F316(L)
|
|
7
|
Bolt
|
A193 B7
|
A193 B16
|
A193 B8
|
A193 B8M
|
|
8
|
Pin
|
A276 420
|
A276 304
|
|
9
|
Packing gland
|
A276 410
|
A182 F304(L)
|
A182 F316(L)
|
|
10
|
Eyelet bolt
|
A193 B7
|
A193 B6
|
A193 B8
|
A193 B8M
|
|
11
|
Gland
|
A105
|
A182 F11
|
A182 F304(L)
|
A182 F316(L)
|
|
12
|
Nut
|
A194 2H
|
A194 4
|
A194 8
|
A194 8M
|
|
13
|
Stem nut
|
A276 410
|
|
14
|
Lock nut
|
A194 2H
|
A194 4
|
A194 8
|
A194 8M
|
|
15
|
Nameplate
|
SS
|
|
16
|
Handwheel
|
A197
|
|
17
|
Lubrication gasket
|
A473 431
|
|
18
|
Packing
|
Flexible Graphite
|
PTFE
|
Applicable medium
|
Water,Steam,Oil,etc
|
Water,Steam,Oil,etc
|
Nitric acid, Acetic acid,etc
|
Suitable temperature
|
-29℃~425℃
|
-29℃~550℃
|
-29℃~180℃
|
Note: other materials required by the customer can also be used.The matching of sealing fabric is determined by the internal code specified by the customer. CS = carbon steel;AS= alloy steel;SS= stainless steel;
|
Size (mm) and Weight (kg)
|
NPS
|
1/2"
|
3/4"
|
1"
|
1 1/4"
|
1 1/2"
|
2"
|
|
L(RF)
L1(BW)
|
150LB
|
108
|
117
|
127
|
140
|
165
|
203
|
300LB
|
140
|
152
|
165
|
178
|
190
|
216
|
600LB
|
165
|
190
|
216
|
229
|
241
|
292
|
H
|
150LB~300LB
|
158
|
169
|
197
|
236
|
246
|
283
|
600LB
|
169
|
197
|
236
|
246
|
283
|
320
|
W
|
100
|
100
|
125
|
160
|
160
|
180
|
Weight
|
150LB
|
RF
|
4.5
|
5.2
|
8.2
|
11.5
|
12.5
|
20.3
|
|
BW
|
2.8
|
3.3
|
5.4
|
7.1
|
8.2
|
12.5
|
300LB
|
RF
|
4.8
|
6.2
|
9.3
|
14
|
15.5
|
23.4
|
|
BW
|
3.5
|
4.4
|
6.8
|
8.1
|
9.2
|
15.4
|
600LB
|
RF
|
5.9
|
7.4
|
10.4
|
16.2
|
17.5
|
28.3
|
|
BW
|
4.5
|
5.1
|
8.2
|
10.5
|
12.4
|
20.1
|
Packing & Delivery :
Packing Details : all by seaworthy plywood case and packed strongly by packing belt as below
Delivery Details : Generally it is 5-10 days if the goods are in stock. or 15-30 days if the goods are OEM or not enough subject to the order quantity. But anyway, normally, we are able to make sure the delivery will not exceed 45 days.
