Wenzhou Longde Equipment Co., Ltd.

Characteristics
One-piece welded body & end-piece connection pipe, Mirror polished stainless steel ball tested spherical roundness, Bubble tight excellent sealing with carbon-reinforced PTFE (Teflon) seats, Pre-loaded seatsprings ensure leak-tight at low pressure and reduce valve operational torque, Anti blow-out stem according to international standards, Double O-rings ensure the stem sealing and can be replaced, Stem dry bearing, metal with PTFE coating having self-lubricating capabilities need no additional lubricant.
Design Standard
API 6D, API 608, ANSI 507, BS 6364, MSS SP-72, ASME B 16.34, BS5351, BF CI 70-2, ISO 5211.
Face to face standard
ASME B 16.10, ISO 5752, BS 12982, BS 558.
Connection standard
API 605, ASME B 16.47, MSS SP-44, ASME B 16.11, BS 12760, ISO 7005-1, ASME B 16.5, BS 12627, ASME B 16.25-2007, JIS B 2238.
Testing Standard
API 6D, BS51646, MSS SP-82, API 607, MSS SP-61, BS 12569, API 6FA, BS 6755, API 598.
Pressure Rating
Class150 LB - 1500LB
Size
NPS 2"-56"
Material
WCB, ST37, A106-B, STPG 370, A105, ASTM A516-60, CF8, CF8M, CF3, CF3M, F304, F316, F304L F316L, LF2, F51, or Equivalent.
Ball Coating: ENP, Tungsten Carbide Coat (TCC), Chrome Carbide Coat (CCC) etc.