First, the scope of welding ball valve Welding ball valve size:
Widely used in food, pharmaceutical, petrochemical, electric power, metallurgical and other industrial pipelines.
Second, the welding ball valve performance specifications Design and manufacture: according to ANSIB16.34 test test: according to API598
Structure length: L according to ANSIB16.10 standard (L) according to DIN3202S13
Connection size: according to ANSIB16.25 and GB12224 standards
Working pressure: 1/4"-2"1000PSI (7MPa) 21/2"-4"800PSI (5.6MPa)
Temperature range: MF-40~232°C-40~500°F
MP-40~300°C-40~572°F
Applicable medium: (C) water, oil, gas (P) nitric acid (R) acetic acid
Thread standard: BSP, BSPT, NPT, DIN259/2999, ISO7/1-1982, ISO228/1-1982, RP, RC
Product specifications: 1/4"~4"
Material standards: (C) ASTM A216-WCB, DIN 1.619 (P) (R) ASTM A351-CF8 (304), DIN 1.4308; ASTM A351-CF8M (316), DIN 1.4408
Third, the welding ball valve description (C) (P) ball, valve stem using SS304. The company can also provide ASTM 351-CF3M (316L), DIN1.4404 and duplex stainless steel, Monel and other materials.
Fourth, welding ball valve main parts and materials
Performance specifications and main parameters of welded ball valves
Serial number
section
Material
1
Valve body
CF8 CF8M WCB
2
washer
SS304
3
bolt
SS304
4
Nut
SS304
5
cap
CF8 CF8M WCB
6
Sphere
SS316 SS304 CF8 CF8M
7
Seat (MF)
Enhanced PTFE
8
Gasket
Para-polyphenylene
9
O-ring
fluororubber
10
Valve stem
SS316 SS304
11
filler
PTFE
12
Compression nut
SS304
13
washer
SS304
14
Nut
SS304
15
handle
SS304
16
Handle cover
plastic
SIZE
G
d
L
(L)
H
A
8
1/4"
10
140
70
54
100
10
3/8"
10
140
70
54
100
15
1/2"
15
140
75
63
115
20
3/4"
20
152
90
69
125
25
1"
25
165
100
78
147
32
11/4"
32
178
110
86
155
40
11/2"
38
190
125
95
180
50
2"
50
216
150
106
195
65
21/2"
64
241
190
128
240
80
3"
76
283
220
152
260
100
4"
100
305
270
178
300