API Spec 16B:2025

API Spec 16B PDF

This specification defines the requirements for performance, design, materials, testing and inspection, welding, marking, handling, storing, and shipping of surface-installed well intervention pressure control equipment used in coiled tubing and snubbing well intervention, well servicing and drilling operations, and wireline well intervention and well servicing operations in the oil and gas industry. It also defines service conditions in terms of pressure, temperature, and wellbore fluids for which the equipment will be designed.

This specification is applicable to and establishes requirements for the following:

a) ram-type coiled tubing pressure control equipment;
b) ram-type snubbing pressure control equipment;
c) ram-type wireline pressure control equipment;
d) ram blocks, packers, top seals, and rear seals.

This specification does not apply to field use or field testing of the coiled tubing, snubbing, or wireline well intervention pressure control equipment. This specification also does not apply to repair of equipment except for weld repair in conjunction with manufacturing.