Three-way ball valve with stuffing box - 4 seats, KM 93-SB

Application

Three-way ball valve is isolating valve designed to redirect the service fluid flow. It is not designed to be used for throttling or regulating purposes. For temperatures from −60 °C to +230 °C.

Suitable for water, steam, gas, oil, crude oil, acid, alkali and other liquids and gases without mechanical impurities.

Approved for fluids in groups 1 (hazardous) and 2 according to 2014/68/EU.

Production range

• DN 10 – DN 150, PN 16 – PN 100
• NPS ⅜″ – NPS 6″, Class 150 – Class 600

Characteristics

• floating ball,
• full bore,
• anti-static design,
• stem secured against release (anti-blow-out),
• ball bore form of either “L” or “T”,
• flow direction unlimited,
• stuffing box,
• sealed with Graphite.

Operation

• hand lever,
• hand wheel with worm gear,
• pneumatic actuator,
• electric actuator.

Connection to piping

• internal thread (KM 9301.X-02-SB) – G (BSPP), NPT, R (BSPT), Rp
• weld end (KM 9303.X-02-SB) – butt or socket – EN, API, GOST
• wafer (KM 9307.X-02-SB) – EN, API, GOST
• flanged (KM 9308.X-02-SB) – EN, API, GOST

Flow directions

The flow possibilities are shown on the schemes, other possibilities can be discussed by phone.

Compliance with standards

• European standards:
  • EN 1983, EN 12516–1, EN 1092–1, EN 17292,
  • EN 558–1 series 1 or not standardised, EN 12982 series 68,
  • DIN 3357 or not standardised,
  • EN 228–1,
  • EN ISO 80079–36 (ATEX) – II 1G Ex h IIB T6…T1 Ga,
• American standards:
  • API 608, ANSI B 16.5, ANSI B16.25, ANSI B 1.20.1,
  • ANSI B 16.10 or not standardised,
• international standards:
  • EN ISO 5211,

Testing

• EN 12266–1, leakage rate A – zero leakage,
• API 598, or acc. to API 6D – zero leakage.

Materials

• standard: S355J2, A350 LF2, 1.4541, 1.4571,
• upon request: P265GH, 1.4306, 1.4462, 1.7335 , and other.

Optional accessories, adjustments and services

• different face-to-face dimensions or end combinations,
• adaptation of face form (Groove, Tongue, Spigot, Recess, O-ring groove, RTJ),
• connection for actuator according to ISO 5211,
• heating jacket – for keeping the fluid liquid,
• lockable handle with a padlock,
• extended stem – e.g. for the reason of insulation of the valve and pipeline,
• design according to TA-Luft or EN 15848–1,
• limit switches,
• documentation according to EN 10204 3.2,
• special adjustments according to customer requests,
• design according to standard NACE MR 0175 or ISO 15156 for fluids with hydrogen sulfide (H₂S),
• design according to API standards,
• ball bore LL (X),
• all seals from PTFE material,
• design for application in potentially explosive atmospheres according to the directive 2014/34/EU (ATEX):
  • I M1 Ex h I Ma,
  • II 1G Ex h IIC T6…T1 Ga,
  • II 1D Ex h IIIC TX °C Da.

Type designation