Design
ANSI B16.34,API6D,BS5351,DIN3337
Body Material
Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.etc.
NACE MR-01-75/NACE MR-01-03 Special Requirements
Face To Face
ANSIB16.10;DIN3202 F1,F4/F5;GB/T12221;JISB2002
Flanged RF, FF, RTJ Ends
ASME B16.5 CLASS 150/300;EN1092-1;HG20592 GB/T9113
PN10-PN40;JIS B2238 10K/20K
Butt-Weld BW Ends
ASME B16.25,ISO1127/EN12627
Socket-Weld SW Ends
ANSI B1.20.1;BS21;DIN2999/259;ISO228/1;ISO7/1;JIS B0203
Construction
Three pieces body ,Two pieces body,One pieces body
Port
Full bore ,Reduced bore,two way,three way,mulity port way
Ball Type
Floating ball,fixed ball,V-shaped ball valve,The 3-way ball valve
Stem
Blowout-proof stem
Seat Sealing
Integral body seat ,seat welded and overlaid
Valve Operation
Gear,pneumatic,Hydraulic,Electric actuators.
By passes,locking devices,extended stem,etc
Fire Safe
API 607 4th Editon ,BS5351
Other Design
Anti-static design,automatic pressure relief design, emergency grease injection design, drain valve, anti-corrosion design, anti-sulfur design,etc
Inspection And Test
Visual Inspection
MSS SP-25
Material Inspection
PMI Test---Chemical Analysis
UT---Ultrasonic Test
RT---Radio-graphic Test
MT---Magnetic Test
NDT Test Non-destructive
Dimension Inspection
According to drawings
Valve Inspection And Test
EN12266,API598,ETC