The EngBuyer Journal

Mechanical

Welding Procedure Specification (WPS) for ASME Code Piping

How to write and qualify WPS and PQR documents to guarantee code compliance for high-pressure plant piping.

DE

Deepak karke Apr 28, 2026

⏱ 5 min read

Procurement

How to Compare Supplier Quotations

Learn how to effectively evaluate and compare supplier quotations to ensure the best value for your business. This guide covers essential criteria, total cost of ownership, and strategic decision-making factors.

DE

Deepak karke Apr 20, 2026

⏱ 10 min read

Procurement

Vendor Evaluation Checklist for Electric Motors

Technical specifications and verification steps for commercial teams procuring medium and high voltage AC induction motors.

DE

Deepak karke Apr 19, 2026

⏱ 5 min read

Mechanical

A Guide to Air Compressor Efficiency and Leak Detection

Why compressed air is the most expensive industrial utility, and how ultrasonic detection resolves cost leakage.

DE

Deepak karke Apr 14, 2026

⏱ 5 min read

Mechanical

Understanding Deep Groove vs Angular Contact Ball Bearings

Technical analysis comparing mechanical load vectors, preloading requirements, and axial load thresholds.

SO

Sonam wajaba Apr 13, 2026

⏱ 5 min read

Electrical

Sizing Circuit Breakers for High-Inrush Motor Startup Currents

Selecting trip curves (C, D, K) and short-circuit interrupt capacity (kAIC) to balance protection and startup stability.

DE

Deepak karke Apr 11, 2026

⏱ 4 min read

HVAC

Troubleshooting Variable Air Volume Box Controllers

Calibrating velocity flow rings, tuning actuator damper controls, and troubleshooting warm air reheat valves.

DE

Deepak karke Mar 25, 2026

⏱ 4 min read

Procurement

Sourcing Circuit Breakers: Compliance with IEC vs NEMA

A guide for global buyers purchasing switchgear, comparing short-circuit breaking capacity ratings of IEC and NEMA standards.

SO

Sonam wajaba Mar 22, 2026

⏱ 5 min read

Mechanical

Troubleshooting Voltage Sag Sensitivity in Electric Motors

How low supply voltages heat stator windings and drop motor output torque, and sizing starter protections.

DE

Deepak karke Mar 20, 2026

⏱ 5 min read