API 6A Flange Dimensions

Dimensional data for API 6A wellhead and Christmas tree equipment, including Type 6B and Type 6BX flanges.

6B Standard Pressure

6BX High Pressure

2,000–20,000 psi Pressure Range

Browse by API 6A Type

Select a pressure range to view API 6A flange dimension charts.

Standard pressure

API 6A Type 6B flange dimensions for wellhead and christmas tree equipment, 2,000 to 5,000 psi.

13.8 – 34.5 MPa · Integral, Blind & Threaded

2,000 psi 3,000 psi 5,000 psi

View Type 6B Dimensions →

High pressure

API 6A Type 6BX flange dimensions for wellhead and christmas tree equipment, 10,000 to 20,000 psi.

69.0 – 138.0 MPa

10,000 psi 15,000 psi 20,000 psi

View Type 6BX Dimensions →

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