Lifting sub is the special tools for lifting of the drill tools in petroleum, natural gas industry and geologic exploration. Lifting subs are one-piece construction and manufactured from 4145M or 4140HT alloy steel. The Lift Sub can be divided into sloping shoulder (18 degmore...
ERW GAS & WATER PIPES Transmission of liquids, air and non-aggressive gas. Production Standards Production Norms - BS EN 10255 / BS 1387 (Light, Medium, Heavy)Heat Treatment2 inch up to 8 inch : weld seam annealedFinishing OperationsPlain End - Square cut or bevelled more...