... , Seamless tees, reducers, and caps from D25mm to D820mm 4, Pipe fitting made of steel plate from D630mm to D3320mm 5 ... , Socket welding pipe fittings from D3mm to D159mm 6, High-medium-low pressure ... if there’s anything we can do for you. Hex head bushings - Class 3000 - Forged steel SW fittings