Butterfly valve

DESIGN DESCRIPTION:
* CAST STEEL BUTTERFLY VALVE PN16/25
* TRIPLE ECCENTRIC TYPE.
* MILTILAYER DISC SEAL IN STAINLESS
STEEL+GRAPHITE
* AVAILABLE PTFE SEAL
* METAL SEAT FACING.
* CONNECTION: WAFER CONNECTION.
WORKING PRESSURE AND TEMPERATURE
WORKING TEMPERATURE
MATERIAL CELSIUR SCALE
CARBON STEEL -290C~2200C
STAINLESS STEEL -400C~2200C
GENERAL DESIGN SPECIFICATIONS:
ITEM GERMANY STANDARD
MANUFACTURE DIN3202
PRESSURE-TEMPERATURE RATINGS ANSI B16.34
FACE TO FACE DIN 3202 K3
END WAFER CUSTOMER STD
INSPECTION AND TEST DIN3230 OR API598
TEST PRESSURE TO API 598
PARTS AND MATERIAL (ASTM)
NO. PART NAME MATERIAL
1 BODY ASTM A216-WCB/A351-CF8/CF8M
2 SEAL FACING 13CR/SS304/SS316
3 SEAL RING SS304+GRAPHITE/SS316+GRAPHITE
4 RETAINING RING ASTM A105/A182-F304/F316
5 DISC ASTM A216-WCB/A351-CF8/CF8M
6 SHAFT A182-F6a/F304/F316
7 BOTTOM COVER ASTM A105/A182-F304/F316
8 CAP SCREW ASTM A1894-B8/B8M
9 STEM BEARING STEEL LINING PTFE
10 PACKING FLANGE ASTM A216-WCB/A351-CF8/CF8M
11 PACKING RING GRAPHITE
12 GLAND BOLT CARBON STEEL
13 GLAND NUT CARBON STEEL
14 YOKE CARBON STEEL
15 YOKE BOLT CARBON STEEL
16 YOKE NUT CARBON STEEL
17 COVER STUD CARBON STEEL
18 COVER GASKET GRAPHITE
19 THRUST BEARING ASTM A276-410
20 DISC PIN ASTM A276-410
21 GASKET GRAPHITE
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.
* We hereby reserve the rights of any alternative dimension that would help to improve our
valve's quality and working efficiency