Inner Dia (inch)	Inner Dia(mm)	Working Pressure  (Bar/Psi)	Test Pressure(Bar/Psi)	Burst Pressure(Bar/Psi)
1〃	25	13/190	20/290	≥39/565
1 1/2〃	40	13/190	20/290	≥39/565
1 3/4〃	45	13/190	20/290	≥39/565
2〃	50	13/190	20/290	≥39/565
2 1/2〃	65	13/190	20/290	≥39/565
2 3/4〃	70	13/190	20/290	≥39/565
3〃	75	13/190	20/290	≥39/565
4〃	100	13/190	20/290	≥39/565
1〃	25	16/235	24/350	≥48/700
1 1/2〃	40	16/235	24/350	≥48/700
1 3/4〃	45	16/235	24/350	≥48/700
2〃	50	16/235	24/350	≥48/700
2 1/2〃	65	16/235	24/350	≥48/700
2 3/4〃	70	16/235	24/350	≥48/700
3〃	75	16/235	24/350	≥48/700
1 1/2〃	40	20/290	30/435	≥60/870
1 3/4〃	45	20/290	30/435	≥60/870
2〃	50	20/290	30/435	≥60/870
2 1/2〃	65	20/290	30/435	≥60/870
3〃	75	20/290	30/435	≥60/870
1 1/2〃	40	25/360	37/540	≥75/1080
1 3/4〃	45	25/360	37/540	≥75/1080
2〃	50	25/360	37/540	≥75/1080
2 1/2〃	65	25/360	37/540	≥75/1080