SPRING LOADED SAFETY VALVE CLASS-150#

Technical Detail

  • Manufacturing Std : BS:1873
  • Testing & Inspection Std : API:598
  • Face to Face : ANSI B 16.10
  • End Connection : Flanged ends as per ANSI B 16.5 150#
  • Shell wall Thickness : ANSI B 16.34
Primary Services Rating & Test Pressure
Class Working Pressure Hyd. Test Pressure
Body Seat
150 150 PSIG 425 PSIG 300 PSIG
Air Test : Seat  80 PSIG  ±10 PSIG
Set Pressure : 1 to 10 Kg/Cm² or Customer Requirement

Material Detail

Part No. Part Name WCB WC6 WC9 C5 C12 LCB LCC CF8 CF8M
01 Body & Cover A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
02 Disc A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
03 Seat Ring A 105 A 182 F11 A 182 F22 A 182 F5 A 182 F9 A 350 LF2 A 350 LF2 Integral
04 Gland A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
05 Gland Packing Graphite Ring, Metalic Wire Reinforced PTFE
06 Spring Carbon Steel / Alloy Steel
07 Stud & Nuts Carbon Steel Stainless Steel
08 Gasket S.S.304 / S.S.316 Spiral Wound Gasket with Grafoil Filler PTFE
09 Body Stud & Nut ASTM A 193 B7, ASTM A 194 2H A193 B16,A 194 Gr. 4/7
10 Adjust Nut Carbon Steel A 351 CF8 A 351 CF8M
11 Adjust Bolt Carbon Steel A 351 CF8 A 351 CF8M

Also Available

  • Casting in WCC.LCC,CF3,CF8C,CN7M, Hastalloy, Monel also Provided against Requirement
  • Trim Material
  • Special Features Like Stelliting

ANGLE TYPE SAFETY RELIEF VALVE (CLOSED TYPE) CLASS-150#

Technical Detail

  • Testing & Inspection Std : API:598
  • Face to Face : ANSI / DIN / BS & IS STD
Primary Services Rating & Test Pressure
Class Working Pressure Hyd. Test Pressure
Body Seat
150 150 PSIG 425 PSIG 300 PSIG
Air Test : Seat  80 PSIG  ±10 PSIG
Set Pressure : 1 to 40 Kg/Cm²
Temperature : 426°C

Material Detail

Part No. Part Name WCB WC6 WC9 C5 C12 LCB LCC CF8 CF8M
01 Body & Bonnet A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
02 Disc A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
03 Seat Ring A105 A 182 F11 A 182 F22 A 182 F5 A 182 F9 A 350 LF2 A 350 LF2 Integral
04 Cap A 216 WCB A 217 WC6 A 217 WC9 A 217 C5 A 217 C12 A 352 LCB A 352 LCC A 351 CF8 A 351 CF8M
05 Stem AISI 304 / AISI 316 / AISI 410
06 Spring Carbon Steel / Alloy Steel
07 Disc Nut AISI 304 / AISI 316 / AISI 410
08 Guide AISI 304 / AISI 316 / AISI 410
09 Adjust Bolt Carbon Steel A 351 CF8 A 351 CF8M
10 Adjust Nut Carbon Steel A 351 CF8 A 351 CF8M
11 Gasket S.S.304 / S.S.316 Spiral Wound Gasket with Grafoil Filler / Soft Steel / CAF PTFE
12 Bonnet Stud &Nut ASTM A 193 B7, ASTM A 194 2H A193 B16,A194 Gr. 4/7

Also Available

  • Casting in WCC.LCC,CF3,CF8C,CN7M, Hastalloy, Monel also Provided against Requirement
  • Trim Material
  • Special Features Like Stelliting

Dimension Detail

Class-150#
IN. MM B fC fD H H1 H2 fM N PCD
1” 25 11.2 51 108.0 376 102 274 16 4 79.2
1 ½” 40 14.2 73 127.0 396 114 282 16 4 98.5
2” 50 15.7 92 152.4 465 133 332 19 4 120.6
2 ½” 65 17.5 105 177.8 505 150 355 19 4 139.7
3” 80 19.0 127 190.5 572 159 413 19 4 152.4
4” 100 23.9 157 228.6 640 178 462 19 8 190.5
5” 125 23.9 186 254.0 767 200 567 22 8 215.9
6” 150 25.4 216 279.4 932 235 697 22 8 241.3
8” 200 28.4 270 343.0 955 245 710 22 8 298.4