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API 6D Forged Steel A105 Trunnion Ball Valve for High Pressure

BSO Ballseal® Engineered Solutions

Designed for heavy-duty industrial fluid control, our API 6D trunnion mounted ball valves deliver superior sealing performance and zero-leakage reliability under high-pressure conditions.

Standard Compliance: Fully compliant with API 6D, ASME B16.34, and Fire-Safe designs.

Material Versatility: Available in Forged A105, Stainless Steel (CF8/CF8M), WCB, and Specialty Alloys (Titanium TA10).

Quality Assurance: 100% Hydraulic & Air Pressure Testing guaranteed before dispatch.

Direct Factory Advantage: Custom automation readiness and competitive pricing directly from our manufacturing facility.

Item Standard
Design & Manufacture API 6D / ASME B16.34
Face-to-Face Dimension ASME B16.10 / API 6D
Flange Dimensions ASME B16.5
Pressure-Temperature Ratings ASME B16.34
Test & Inspection API 598 / API 6D
Fire Safe Design API 607 / API 6FA
Size (Inch) DN (mm) L (RF) D D1 D2 b-f Z-Φd H D0
2″ 50 216 165 127 92 22.7 8-Φ19 165 250
3″ 80 283 210 168.5 127 29 8-Φ22 205 350
4″ 100 305 254 200 157 32.2 8-Φ22 255 450
6″ 150 403 318 270 216 37 12-Φ22 415 Gear
8″ 200 502 381 330 270 41.7 12-Φ25 495 Gear
10″ 250 568 445 387.5 324 48.1 16-Φ29 575 Gear
12″ 300 648 521 451 381 51.3 16-Φ32 650 Gear
14″ 350 762 584 514.5 413 54.4 20-Φ32 725 Gear
16″ 400 838 648 571.5 470 57.6 20-Φ35 815 Gear
18″ 450 914 711 628.5 533 60.8 24-Φ35 895 Gear
20″ 500 991 775 686 584 64 24-Φ38 985 Gear
24″ 600 1143 914 813 692 70.3 24-Φ45 1145 Gear
  • L: Face to Face distance (RF)

  • D: Flange diameter

  • D1: Bolt circle diameter

  • D2: Raised face diameter

  • b-f: Minimum flange thickness (including 1.6mm RF)

  • Z-Φd: Number of bolt holes – Hole diameter

  • H: Height from center of pipe to top

  • D0: Handwheel diameter (“Gear” means Worm Gear operated)