BLACK STEEL COUPLING HEAVY TYPE BSP

Steel pipe nipples, barrel nipples,close nipple, hose nipple, 1. Material of Carbon steel or Stainless steel( 304/316) 2. Production standards as below: ANSI/ASTM A733/ ASTM A53/ ANSI B1.20.1 /A105 BS1387 BS EN10241/ BS 1387/ ISO7/1 DIN 2982 /DIN 2440/DIN 2999 3. Surface: Galvanized, hot-dipped Galvanized and black. 4. Packing: carton then put on pallet, wooden case, or as customer requirement.