copper internal thread elbow aluminum plastic pipe card sleeve elbow 1216 90 degrees internal teeth copper connection hot and cold water pipe pipe fittings 全铜内丝弯头 铝塑管卡套弯头1216 90 度内牙铜接头 冷热水管管件

✅Thickened brass integral forging High-quality brass for forging and shaping, with thick wall thickness, resistant to pressure and explosion, able to withstand temperature fluctuations, corrosion-resistant and not prone to rusting. Stable and reliable for long-term use in home decoration and construction projects.

✅Sleeve-type quick connect, sealed and leak-proof A clip locking structure, combined with a sealing washer, allows the aluminum-plastic pipe to be secured by tightening the nut. No welding is required, installation is easy, and high-pressure water does not easily cause dripping or seepage.

✅High-precision internal thread, wide compatibility The internal thread processing is highly precise, with clear and well-defined threads, tight engagement, and compatibility with various standard external pipe fittings, enabling 90-degree rotation of pipelines.

✅Applicable in multiple scenarios Suitable for 1,216 and 1,620 aluminum-plastic pipes, solar water heaters, cold and hot water supply pipes, underfloor heating, and kitchen and bathroom plumbing renovations. Offers retail sales for home decoration, bulk supplies for construction sites, a wide range of specifications, and sufficient in-stock items.