API Standard 661 Air Cooled Heat Exchanger Air Condenser for Oil Refineries

Yuhong Group is a premier manufacturer and global supplier specializing in high-performance Nickel Alloy solutions and specialized industrial equipment, including Air Cooled Heat Exchangers. With a decade of expertise in international trade and technical sales, we provide mission-critical components for the oil, gas, petrochemical, and power generation industries.

Bill of Materials (BOM)

MDRB Index for Air Coolers

1. General Information

1.1 Approved MDRB Index

1.2 List of Main Pressure Components

1.3 Equipment Quality Certificates

1.4 Assembly Drawing 

2. Design Documents

2.1 As-Built Drawings

2.1.1 General Arrangement Drawing

2.1.2 Bundle Drawing

2.1.3 Steel Structure Drawing

2.1.4 Nameplate Drawing

2.1.5 Fan Assembly Drawing and Datasheet

2.1.6 Motor Datasheet and Outline Drawing

2.2 Calculation Sheets

2.2.1 Steel Structure Static Calculation Notes

2.2.2 Mechanical Calculation Notes for Pressure Parts

2.3 Datasheets

2.3.1 Thermal Calculation Book (HTRI)

2.3.2 Air Cooler Mechanical Data Sheet (MDS)

3. Quality Documents

3.1 Quality Management Documents

3.1.1 Signed Inspection & Test Plan (ITP)

3.1.2 Approved Procedures

3.1.2.1 WPS (Welding Procedure Specification)

3.1.2.2 Surface Preparation & Painting Procedure

3.1.2.3 Liquid Penetrant Examination Procedure (PT)

3.1.2.4 Radiographic Examination Procedure (RT)

3.1.2.5 Ultrasonic Testing Procedure (UT)

3.1.3 Personnel Certificates (NDE/Welder)

3.2 Quality Records

Material Test Certificates (MTC):

3.2.1 Plate MTC

3.2.2 Fin Tube MTC

3.2.3 Flange MTC

3.2.4 Seamless Pipe MTC

3.2.5 Welding Electrode MTC

3.2.6 Structural Material MTC

Manufacturing Process Records:

3.2.7 NDE Report (PT)

3.2.8 NDE Report (RT)

3.2.9 NDE Report (UT)

3.2.10 Pressure Test Records

Final Inspection & Testing:

3.2.11 Finished Product Inspection Report

3.2.12 Structure Qualification Certificate

3.2.13 Fan Certificate

4. IOM Manual (Installation, Operation & Maintenance)

4.1 Air Cooler Installation Manual

4.2 Fan Operation & Maintenance Manual