General Information – Product: No-Hub Coupling for DWV System – Applicable Pipe: Hubless cast iron drainage pipe – Size Range: DN50 / DN75 / DN100 / DN150 / DN200 – Standards: ASTM C1277, ASTM A888 Recommended Tightening Torque Bolt Torque … Continue reading →

Why zipper types matter in garment accessories sourcing In the highly competitive apparel manufacturing sector, garment accessories often dictate both the functional lifespan and the perceived value of the final product. Procurement teams must recognize that zippers are not merely … Continue reading →

1. Applications Powered by hydraulic pressure, the PDM drives the downhole drilling assembly in rotation, enabling operations such as drilling, milling, and sidetracking. 2. Structure The PDM primarily consists of a top sub, bypass valve, stator, rotor, coupling, water passage … Continue reading →

Detailed construction drilling requires both precision and mobility. The S82 supports these needs with controlled power and easy handling. This combination improves productivity in precision-focused construction projects. As a professional manufacturer specializing in rock drilling machinery for over two decades, … Continue reading →