Nominal Diameter, d	d2	d3	d4	l2	a	l1	Price (RM)
2	1.9	2.86	3.15	48	2.5	68
2.5	2.4	3.36	3.15	48	2.5	68
3	2.9	4.06	4	58	3.15	80
4	3.9	5.26	5	68	4	93
5	4.9	6.36	6.3	73	5	100
6	5.9	8	8	105	6.3	135
8	7.9	10.8	10	145	8	180
10	9.9	13.4	12.5	175	10	215
12	11.8	16	14	210	11.2	255
13	12.8	17	15	210	11.2	255
14	13.8	18	16	210	12.5	255
16	15.8	20.4	18	230	14	280
20	19.8	24.8	22.4	250	18	310
25	24.7	30.7	28	300	22.4	370