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OEM Best 4 Inch Cast Iron Sewer Check Valve Suppliers – 4″ 1000PSI Cast Iron Ball Valve – UNIQUE

Specification
Structre type:  CAST IRON FLANGED BALL VALVE
REDUCED PORT/ Full Bore :HANDLE LEVER, Gear Operate, Pneumatic Actuator, Electric Actuator.
Face to face : ANSIN B16.10 CLASS 125, JIS, DIN
Test and  Examination: API 598, JIS, DIN
Features
 BLOW -OUT PROOF STAINLESS STEEL STEM
FULL PORT 2" -12" (DN50 - DN300)
SAFETY WORKING PRESSURE: 200PSI,1.6MPa
Materials
NO. Part Material
1 L-Body Cast lron A216B /ASTM A536
2 R-Body Cast lron A216B /ASTM A536
3 Ball SS304/CF8
4 Gasket PTFE
5 Ball Seat PTFE
6 Packing Graphite/PTEF
7 Bolt and Nut A193 Gr B7/A194 Gr 2H
8 Stem Stainless Steel
9 Gland Bush Stainless Steel
10 Thrust washer PTFE/NYLON
11 Handle ASTM A536