Material: galvanzied steel coils Finish:pre galvanised or hot dipped galvanzied  Surface:threaded both ends,one end is coupling and other end is plastic cap Packing: in small bundle or wrapped with water-proof pvc cloth. Shipping.: 20ft or 40 ft container Payment: T / T, L / C, western union  

BS4568 CONDUIT
Size(mm)	Outside Diameter		Thickness	Thread Length(mm)		Length
	Min	Max	(mm)	Min	Max	(mm)
16mm	15.7mm	16.0mm	1.4±0.15	11.5mm	13.5mm	3750
20mm	19.7mm	20.0mm	1.6±0.15	13.0mm	15.0mm	3750
25mm	24.6mm	25.0mm	1.6±0.15	16.0mm	18.0mm	3750
32mm	21.6mm	32.0mm	1.6±0.15	18.0mm	20.0mm	3750
40mm	39.5mm	40.0mm	1.6±0.15	19.0mm	22.0mm	3750
50mm	49.5mm	50.0mm	1.6±0.15	19.0mm	22.0mm	3750
MATERIAL:	Q195&Q235
CLASS:	class 3&class 4
BOTH END:	threaded both end with one coupling and one plastic cap