Lug butterfly valve is available in rubber seats as well as metal and firesafe. These are designed to the API 609 and MSS-SP68 specifications. They are used in the marine, water, oil, gas and process industries.
Lug butterfly valve specifications
|
No.
|
Parts name
|
Material
|
|
1
|
Valve body
|
Ductile iron
|
|
2
|
Disc
|
SS304
|
|
3
|
Stem
|
SS420
|
|
4
|
Seat
|
EPDM
|
|
5
|
Packing
|
Soft graphite
|
|
DN
|
|
|
|
|
mm
|
in
|
L
|
D0
|
n-M
|
|
50
|
2
|
43
|
120.5
|
4-5/8”
|
|
65
|
2月21日
|
46
|
139.5
|
4-5/8”
|
|
80
|
3
|
46
|
152.5
|
4-5/8”
|
|
100
|
4
|
52
|
190.5
|
4-3/8”
|
|
125
|
5
|
56
|
216
|
8-3/4”
|
|
150
|
6
|
56
|
214.5
|
8-3/4”
|
|
200
|
8
|
60
|
298.5
|
8-3/4”
|
|
250
|
10
|
68
|
362
|
12-7/8”
|
|
300
|
12
|
78
|
432
|
12-7/8”
|
|
≥14”,please inquiry.
|
Lug butterfly standard compliance
|
Design & Manufacture
|
Face to face
|
Flange connection
|
Inspection &test
|
|
API 609
|
API609-89
|
ANSI B16.5
|
API 598
|
Note:
.Above material is our normal one.Other material on request.
If you have any enquiry about quotation or cooperation, please feel free to email us at sales@guanlivalve.com
or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.