Place of Origin : Changshou,China
Usage: Used for low pressure liquid delivery, such as water, gas, and oil.Process:SAW (Spiral Welded)SSAW (Spiral Submerged-arc Welded)Quality Standard:GB/T3091 Welded steel pipe for low pressure liquid deliveryGB/T9711 Petroleum and natural gas industries--Steel pipe for pipelinesIS: 3589 Steel tubes for water and sewageIS : 1978-1982:Steel tubes for use in transportation of oil; gas & Petroleum productsASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welde