Every batch of Welping HDPE pipe fittings is carefully packed and inspected before shipment. Our fittings are available in both bag-packed and carton-packed options to meet different transport and storage needs.The images show our carton-packed fittings ready for dispatch. Each box is clearly labele

These photos were shared by our customer in Brazil, showing a nighttime pipeline welding scene.To avoid heavy daytime traffic, the construction team chose to work after dark, using a Welping WP500A butt fusion machine on site.The quiet street, the glow of the lights, and the steady operation of the

1. Temperature Control — The Foundation of Quality WeldingThe success of a PE pipeline depends largely on welding quality, and that quality starts with accurate temperature control. Each material grade — such as PE80 or PE100 — along with varying wall thicknesses and working environments, requires a