API-600 carbon steel gate valve act as reliable devices to connect and close the fluid in pipeline of in oil & gas, petrochemical refinery, coal-fired power generation and water treatment. It comes with two types of solid wedge and flexible. The standards are as below:
Wedge cast steel gate valve to API 600;
Inspection and Test: API 598 / API 6D / BS 6755-1 / ISO 10434 / DIN 3230;
End flange dimension: ASME B 16.5 ( for NPS≤24);
ASME B 16.47 series B, API605 or ASME B 16.47 series A, MSS SP-44(for NPS>24), DIN 2543-2547;
BW end dimension: ASME B 16.25.
Socket-weld dimension: ASME B 16.11.
Face to face and end to end: ASME B 16.10, DIN 3202;
Pressure-temperature ratings: ASME B 16.34.
Shell Materials : Carbon steels ASTM A216 Grades WCB and WCC; Alloy Steels ASTM A217 Grades WC1, WC6, WC9, C5 and C12; impact-tested carbon-manganese steels ASTM A352 Grades LCB and LCC; corrosion-resistant steels ASTM A351 Grades CF3, CF3M, CF8 and CF8M; duplex ASTM A890 Grade 4A, also available for forged steel material.