18 Inch Ball Valve

18 inch ball valves are suitable for applications based on cracking resistance in sour service that can be caused by H2S. 18" ball valves comply with NACE MR0175/ISO 15156.

Size
18" (DN450)
Pressure Rating
Class 150-1500
Standard
NACE MR0175/ISO 15156
Unit Price
$3100-$8000

18 Inch Ball Valve Dimensions and Weight

 

18 inch ball valve dimensions

 

Full Bore

Size Pressure D L H1 H2 W Weight
Inch ANSI mm mm mm mm mm Kg
18” Class 150 438 864 501 435 *600 1440
18” Class 300 438 914 506 440 *600 1715
18” Class 600 438 1092 544 462 *700 2135
18” Class 900 425 1219 614 500 *760 2810
18” Class 1500 407 1537 663 545 *800 3646

Note: * means gear operated


Reduced Bore 18×14”

Size Pressure d D L H1 H2 W Weight
Inch ANSI mm mm mm mm mm mm Kg
18×14” Class 150 337 438 864 413 345 *406 1010
18×14” Class 300 337 438 914 417 400 *600 1320
18×14” Class 600 337 438 1092 435 410 *600 1520


Reduced Bore 18×16”

Size Pressure d D L H1 H2 W Weight
Inch ANSI mm mm mm mm mm mm Kg
18×16” Class 150 387 438 864 457 383 *600 1095
18×16” Class 300 387 438 914 466 400 *600 1530
18×16” Class 600 387 438 1092 493 420 *600 1640
18×16” Class 900 375 425 1219 513 440 *710 2205
18×16” Class 1500 362 407 1537 599 485 *760 2950

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