Below are typical codes and standards utilized by EVS; others may be applicable based on valve style, design and application.

ANSI B16.5    FLANGE DIMENSIONS
ANSI B 16.34 STEEL VALVES
ANSI B 31.3   REFINERY PIPING
ANSI B16.25  BUTT-WELD ENDS
ANSI B16.10  FACE-TO-FACE DIMENSIONS
ANSI B16.11  FORGED FITTINGS
ANSI B16.47  LARGE DIAMETER FLANGES
ANSI B46.1    SURFACE TEXTURE

FCI 70-2        PRESSURE TEST/LEAK TEST

NACE MR-01-03 SULFIDE STRESS CRACKING RESISTANT MATERIALS

API 6D   PIPELINE VALVES
API 598  VALVE INSPECTION AND TEST
API 608  METAL BALL VALVES

MSS-SP-25 NAMEPLATE
MSS-SP-45 BYPASS AND DRAIN CONNECTIONS
MSS-SP-93 LIQUID PENETRANT INSPECTION
MSS-SP-94 ULTRASONIC INSPECTION
MSS-SP-61 PRESSURE TESTING
MSS-SP-6   FLANGE FINISHES
MSS-SP-53 MAGNETIC PARTICLE INSPECTION
MSS-SP-54 RADIOGRAPH INSPECTION
MSS-SP-55 VISUAL INSPECTION
MSS-SP-72 BALL VALVES
MSS-SP-82 VALVE PRESSURE TESTING

ASME B & PV VIII-1 UBFIRED PRESSURE VESSELS
ASME B & PV I POWER BOILERS
ASME B &PV IX WELDING
.