Steel pipe nipples and couplings: Steel Nipples - Black and Galvanized Type: Close Nipple, Short Nipple, Shoulder nipple, Long Nipple, Running Nipple, Barrel Nipple etc Type of pipe: Welded or Seamless pipe Size: 1/8" to 8" Length: 3/4"-24"; 19mm-500mm; Or as per customer's request Thickness: SCH40, SCH80, SCH160; CLASS A, CLASS B, CLASS C Material: Carbon steel; Stainless steel: 304/304L/316/316L/321 American Standard: ASTM A733 / PIPE: ASTM A53 / ASTM A106 / THREADS: ANSI B1.20.1 British Standard: BS EN10241 / PIPE: BS1387 / THREADS: ISO 7/1 DIN Standard: DIN2982 / PIPE: DIN2440 / THREADS: DIN2999 Surface treatment: Black, Hot galvanized, Electro galvanized Packing: Packed in cartons, then on pallet Delivery Time: 25 days after order conformed Payment: By T/T or L/C Applications range: Convey Water, Oil, Gas, Steam and so on.