▲Standard: DIN 2630
▲Flange type: Welding Neck Flange
▲Size range: DN10-DN4000
▲Pressure : PN2.5
▲Connection type: Ring type joint,Lap-joint face,Raised face,Flat face,Large male-female,Small male-female,Large tongue & groove,Small tongue & groove.
▲ Material:
1) Stainless Steel Material:
ASTM A182 F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Duplex stainless steel UNS S32304,S31803,S32205.
Super Duplex stainless steel UNS S32750/S32760/S31254/S31260/S32550/S32707
2) Carbon Steel Material:
ASTM A105,Q235, A350 LF2,ASTM A694 F42/F46/F52/F60/F65/F70/F80
3) Alloy Steel Material:
ASTM A 182, GR F1,F5, F9, F11, F22, F91
ASTM A694 F42/F46/F52/F60/F65/F70/F80.
4) Copper&Nickel Alloy Material:
CU/NI 90/10, CU/NI 70/30
5) Nickel Alloy Material:
Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276
▲Surface treatment: CNC Machined&Finishing, Anti-rust oil,Transparent/Yellow/Black Anti-rust paint, Hot dipped galvanized.
▲Usage:Oil field, Offshore, Water system, Shipbuilding, Natural gas,Electric power, Pipe projects,etc.
This product Keywords:DIN Flange DIN Welding Neck Flange DIN 2631 Weld Neck Flange

DIN 2630 PN2.5 Welding Neck Flange Dimensions in mm.

Pipe			Flange				Neck				Raised Face		Screws			Weight
Rated	d1		D	b	k	strong	D3	S	r	strong	d4	f	No. of Holes	Thread	d2	(7,85 Kg/dm3)
DN	ISO	DIN	D	b	k	strong	D3	S	r	strong	d4	f	Each	Thread	d2	KG/PCS
10	-	14	75	12	50	28	22	1.8	4	6	35	2	4	M 10	11	0.34
10	17.2	-	75	12	50	28	26	1.8	4	6	35	2	4	M 10	11	0.34
15	-	20	80	12	55	30	28	2	4	6	40	2	4	M 10	11	0.39
15	21.3	-	80	12	55	30	30	2	4	6	40	2	4	M 10	11	0.46
20	-	25	90	14	65	32	35	2.3	4	6	50	2	4	M 10	11	0.60
20	26.9	-	90	14	65	32	38	2.3	4	6	50	2	4	M 10	11	0.60
25	-	30	100	14	75	35	40	2.6	4	6	60	2	4	M 10	11	0.78
25	33.7	-	100	14	75	35	42	2.6	4	6	60	2	4	M 10	11	0.78
32	-	38	120	14	90	35	50	2.6	6	6	70	2	4	M12	14	1.07
32	42.4	-	120	14	90	35	55	2.6	6	6	70	2	4	M12	14	1.06
40	-	44.5	130	14	100	38	55	2.6	6	7	80	3	4	M12	14	1.21
40	48.3	-	130	14	100	38	62	2.6	6	7	80	3	4	M12	14	1.20
50	-	57	140	14	110	38	70	2.9	6	8	90	3	4	M12	14	1.37
50	60.3	-	140	14	110	38	74	2.9	6	8	90	3	4	M12	14	1.36
65	76.1	-	160	14	130	38	88	2.9	6	9	110	3	4	M12	14	1.60
80	88.9	-	190	16	150	42	102	3.2	8	10	128	3	4	M16	18	2.72
100	-	106	210	16	170	45	122	3.6	8	10	148	3	4	M16	18	3.20
100	114.3	-	210	16	170	45	130	3.6	8	10	148	3	4	M16	18	3.22
125	-	133	240	18	200	48	148	4	8	10	178	3	8	M16	18	4.58
125	139.7	-	240	18	200	48	155	4	8	10	178	3	8	M16	18	4.42
150	-	159	265	18	225	48	172	4.5	10	12	202	3	8	M16	18	5.26
150	166.3	-	265	18	225	48	184	4.5	10	12	202	3	8	M16	18	5.04
200	219.1	-	320	20	280	55	236	5.9	10	15	258	3	8	M16	18	7.95
250	-	267	375	22	335	60	282	6.3	12	15	312	3	12	M16	18	11.16
250	273	-	375	22	335	60	290	6.3	12	16	312	3	12	M16	18	10.57
300	323.9	-	440	22	395	62	342	7.1	12	15	365	4	12	M20	22	14.26
350	355.6	-	490	22	445	62	385	7.1	12	15	415	4	12	M20	22	18.56
350	-	368	490	22	445	62	385	7.1	12	15	415	4	12	M20	22	16.76
400	406.4	-	540	22	495	65	438	7.1	12	15	465	4	16	M20	22	21.25
400	-	419	540	22	495	65	438	7.1	12	15	465	4	16	M20	22	19.10
500	508	-	645	24	600	68	538	7.1	12	15	570	4	20	M20	22	23.57
600	610	-	755	24	705	70	640	7.1	12	16	670	5	20	M24	26	34.50
700	711	-	660	24	810	70	740	7.1	12	16	775	5	24	M24	26	40.00
800	813	-	975	24	920	70	842	7.1	12	16	880	5	24	M27	30	48.18
900	914	-	1075	26	1020	70	942	7.1	12	16	980	5	24	M27	30	58.10
1000	1016	-	1175	26	1120	70	1045	7.1	16	16	1080	5	25	M27	30	63.41
1200	1220	-	1375	26	1320	70	1245	7	16	16	1280	5	32	M27	30	72.82
1400	1420	-	1575	26	1520	70	1445	7	16	16	1480	5	36	M27	30	84.50
1600	1620	-	1790	26	1730	80	1645	8	16	20	1680	5	40	M27	30	111.57
1800	1820	-	1990	26	1930	80	1845	9	16	20	1890	5	44	M27	30	128.41
2000	2020	-	2190	26	2130	80	2045	10	18	22	2090	5	48	M27	30	145.00
2200	2220	-	2405	28	2340	90	2248	10	18	25	2295	6	52	M30	33	184.10
2400	2420	-	2605	28	2540	90	2448	10	18	25	2495	6	56	M30	33	200.47
2600	2620	-	2805	28	2740	90	2648	10	18	25	2695	6	60	M30	33	216.00
2800	2820	-	3030	30	2960	90	2848	10	18	25	2910	6	64	M33	36	268.05
3000	3020	-	3230	30	3160	90	3050	10	18	25	3110	6	66	M33	36	285.00
3200	3220	-	3430	30	3350	90	3250	10	20	25	3310	6	72	M33	36	306.75
3400	3420	-	3630	32	3560	95	3450	10	20	28	3510	6	76	M33	36	346.71
3600	3620	-	3840	32	3770	100	3652	10	20	28	3720	6	80	M33	36	391.30
3800	3820	-	4045	34	3970	100	3852	10	20	28	3920	6	80	M36	39	435.80
4000	4020	-	4245	34	4170	100	4052	10	20	28	4120	6	84	M36	39	458.20

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