API Flanges

YOUR SOURCE FOR API FLANGES

API 6A Flanges for Oil & Gas

API 6A and 6BX flanges engineered for high-pressure wellhead and Christmas tree applications in upstream oil and gas operations.

About API Flanges

We maintain one of the largest inventories of api flanges in the Houston area. Every flange is manufactured to ASME, ANSI, and API standards with full material traceability and certification.

API 6A and 6BX flanges engineered for high-pressure wellhead and Christmas tree applications in upstream oil and gas operations.

Product Specifications

Material Grades

AISI 4130, AISI 4140, F22, F91, Inconel

Size Range

1/2" through 60" and larger custom sizes available

Standards

ASME B16.5, B16.47, API 605, MSS SP-44

Industries Served

Wellhead Equipment

Christmas Trees

Drilling Systems

Subsea Production

High Pressure Piping

Data Center Infrastructure

We supply flanges for data center cooling systems, fire suppression piping, and critical infrastructure. Hyperscale facilities require precision-manufactured flanges that meet demanding specifications for reliability and performance.

Frequently Asked Questions

What is an API 6A flange?+

API 6A flanges are designed per the American Petroleum Institute specification for wellhead and Christmas tree equipment. They handle pressures from 2,000 to 20,000 PSI in upstream oil and gas applications.

What materials are used for API flanges?+

API flanges are typically forged from AISI 4130 or 4140 low-alloy steel, with options for F22, F91, and nickel alloys for sour service and extreme conditions.

What pressure ratings do API 6A flanges cover?+

API 6A flanges cover pressure ratings of 2,000, 3,000, 5,000, 10,000, 15,000, and 20,000 PSI working pressure.

Ready to Get Started?

Contact us for competitive pricing, technical specifications, and fast delivery on api flanges.