... your requestSteel materialQ195--- Grade B, SS330, SPHC, S185Q195--- Grade C, CS TypeB, SS330, SPHCQ195--- Grade D,SS400,S235JR,S235JO, ... IS1978 ,GB/T3091, GB/T9711,BS 1387UsageUsed for low pressure liquid delivery, such as water, gas, and oil.EndsSquare ends (straight ... discuss Spiral Pipes your project needs and suitable steel pipe products for your application! X-Ray Testing Pipe Tianjin Manufacturer