... 20 to 1000mm application: 1.Portable water supply 2.irrigation/Agriculture We have different specifications, please note your ... 20 to 1000mm We can make all kinds of butt fusion including elbow, tee, reducer, cap, stub flanges ... ,the interface strength of heat melt and butt fusion is higher than that od the pipe itself. ... sewage treatment,oil transportation . pe fitting Socket Fusion moulded Equal tee