Zigao 1-meter-caliber Fully Welded Ball Valve

We are engaged in manufacturing, exporting, distributing and supplying excellent quality Zigao 1-Meter-Caliber Fully Welded Ball Valve to our valuable clients.
DN: 50(NPS2)~1400(NPS56)
PN: 16(CLASS 150LB)~420(CLASS2500LB)
APLICABLE SPECIFICATION
Design Standard: API 6D/API 608/ASME B16.34/GB/T 12237
Inspection&Test: API 6D, API 598, GB, DIN etc..
Face To Face: API 6D, ASME B16.10, DIN
Flange Ends:ASME B16.5/ASME B16.47/GB/T 9113.1/HG/T 20615-2009
MAIN MATERIALS
Body: Carbon Steel/ Alloy Steel/ Stainless Steel/ Low Temperature Steel
Ball/Seat Ring : Carbon Steel /Alloy Steel/ Stainless Steel/ Low Temperature Steel,Chrome (NickelI) Plated
Seat: PTFE, RPTFE, VITON,PEEK, NYLON etc.
Stem: Stainless Steel, Chrome(Nickel) Plated
O Ring:NBR, BUNA-N, VITON etc.
FEATURE
Driven Type: Manual/ Electric/ Pneumatic/ Gas Over Oil/ Electro-Hydraulic
Body Construction: Fully Welded Body
Seat Ring Construction: Bidirectional/ Pressure Self Relieving/& Upstream Pressure Self Relieving&Downstream Double Piston Effect
Bore Type: Full Bore/ Reduced Bore/ As user's requirement
Seat Type: Compund Sealing (Metal To Metal & Soft Sealing)
Valve End: RF, BW, RTJ etc
Fire Safe: API 607/API 6FA
Anti-Static: ,API 608 YES, Conforms to API 608
Pup: Optional
Stem Extension: Optional as user's requirement
Double Block and Bleed: YES
Service: Natural Gas/Petroleum/ Chemicals/ Marine/ Sour Condition etc
Installation Type: Above Ground/ Underground/ Horizontal/ Vertical etc..