Chemical Fertilzer Steel Pipe Standard: ASTM, BS, DIN, JIS, GB, etc ... thickness: 1-80mm Detailed Product Description Chemical Fertilizer Steel Pipe Detailed Product Description:1) Standard: ASTM, BS, DIN ... casesWith or without edge protector, steel hoop and seals, or as per customers' requirements. The other detailed ... got by the following list:Seamless Alloy steel pipe 1) ASME/ASTM A213 T5/A335 P5 2 ...