What is the difference between api 6a and 16a

When specified minimum height or length , SARA Adapter Spools, Drilling Spools and Spacer Spools have minimum overall height or length consistent with adequate clearance to accommodate studs, nuts, wrenches, and clamps where applicable. High Pressure Test Units. Hydraulic Tongs. Hammer Unions. Swivel Joints. Ring Gaskets.

Material Designation 0. Material a API Min. Email this page to a friend or colleague. Get a Quote. Tensile Strength min.

Reduction in Area min. No requirement. Part a. Pressure Rating psi. Body, b Bonnet. Bodies may have end and outlet connections of higher strength material, made integral by welding, in compliance with the requirements of API Spec 6A. Integral End Connection. Flanged and Hubbed. Flange Designation. Material a. Abbreviation for Brinell Hardness taken using a carbide indenter. Price USD. Secure PDF. In Stock. Need it fast? Ask for rush delivery. Most backordered items can be rushed in from the publisher in as little as 24 hours.

Some rush fees may apply. Add to Cart. API SPEC 16A, 4th Edition, April - Specification for Drill-through Equipment This specification defines the requirements for performance, design, materials, testing and inspection, welding, marking, handling, storing, and shipping of drill-through equipment used for drilling for oil and gas. It also defines service conditions in terms of pressure, temperature, and wellbore fluids for which the equipment is designed.

This specification is applicable to and establishes requirements for the following specific equipment: a ram blowout preventers; b ram blocks, packers, and top seals; c annular blowout preventers; d annular packing units; e hydraulic wellbore connectors wellhead, riser, or LMRP ; f drilling spools and spacer spools; g adapters; h mandrels for wellbore connectors ; i loose connections; j clamps.

Dimensional interchangeability is limited to end and outlet connections. A simplified example of drill-through equipment defined by this specification is shown in Figures 1 and 2.

This specification does not apply to field use or field testing of drill-through equipment. Complementary Documents and Links:. Active, Most Current Currently Viewing.

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