Weldon Industrial d.o.o.
Majevička 164, 76300 Bijeljina, Bosnia and Herzegovina
+387 66 395 698 · +387 65 222 957 · office@weldon-bn.com · weldon-bn.com

Flanges PČ and PO

Fixed flanges PČ and swivel flanges PO, DN 15 – DN 150, PN 2.5 – PN 40.

PČ PO

PČ – Fixed flange

PN – nominal pressure (bar); D – flange outside diameter; Dk – bolt circle diameter; d – bolt hole diameter; other dimensions per drawing (mm).

Joining method: welding

Fitting material	Permissible working temperature
Steel	400 °C
Stainless steel	600 °C

DN	PN	D	D3	Dk	Holes	d	h1	d2	l
15	2,5;6	80	40	55	4	11,5	2	12	20
〃	10;16	95	45	65	4	14	2	14	20
〃	25;40	95	45	65	4	14	2	16	20
20	2,5;6	90	50	65	4	11,5	2	14	20
〃	10;16	105	58	75	4	14	2	16	20
〃	25;40	105	58	75	4	14	2	18	20
25	2,5;6	100	60	75	4	11,5	2	14	20
〃	10;16	115	68	85	4	14	2	16	20
〃	25;40	115	68	85	4	14	2	18	20
32	2,5;6	120	70	90	4	14	2	14	25
〃	10;16	140	78	100	4	18	2	16	25
〃	25;40	140	78	100	4	18	2	18	25
40	2,5;6	130	80	110	4	14	3	14	25
〃	10;16	150	88	110	4	18	2;3	16	25
〃	25;40	150	88	110	4	18	3	18	25
50	2,5;6	140	90	110	4	14	3	14	25
〃	10;16	165	102	125	4	18	3	18	25
〃	25;40	165	102	125	4	18	3	20	25
65	2,5;6	160	110	130	4	14	3	14	30
〃	10;16	185	122	145	4	18	3	18	30
〃	25;40	185	122	145	8	18	3	22	30
80	2,5;6	190	128	150	4	18	3	16	30
〃	10	200	138	160	4	18	3	20	30
〃	16	200	138	160	8	18	3	20	30
〃	25;40	200	138	160	8	18	3	24	30
100	2,5;6	210	148	170	4	18	3	16	30
〃	10;16	220	158	180	8	18	3	20	30
〃	25;40	235	162	190	8	22	3	24	30
125	2,5;6	240	178	200	8	18	3	18	40
〃	10;16	250	188	210	8	18	3	22	40
150	2,5;6	265	202	225	8	18	3	18	40
〃	10;16	285	212	240	8	22	3	22	40

PO – Swivel (loose) flange