▲Standard: DIN2635
▲Flange type: Welding Neck Flange
▲Size: DN10-DN500
▲Pressure: PN40
▲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, A350 LF2,P235GH,P250GH,SS400,Q235,C22.8,20#,16mn.
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/ Electric galvanized.
▲Usage:Oil field, Offshore, Water system, Shipbuilding, Natural gas,Electric power, Pipe projects,etc.

This product Keywords:welding neck flanges DIN Steel Flange DIN 2635 PN40 Flange

DIN 2635 PN40 Weld 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	90	16	60	35	25	1.8	4	6	40	2	4	M12	14	0.67
10	17.2	-	90	16	60	35	28	1.8	4	6	40	2	4	M12	14	0.66
15	-	20	95	16	65	38	30	2	4	6	45	2	4	M12	14	0.75
15	21.3	-	95	16	65	38	32	2	4	6	45	2	4	M12	14	0.75
20	-	25	105	18	75	40	48	2.3	4	6	58	2	4	M12	14	1.07
20	26.9	-	105	18	75	40	40	2.3	4	6	58	2	4	M12	14	1.07
25	-	30	115	18	85	40	42	2.6	4	6	68	2	4	M12	14	1.29
25	33.7	-	115	18	85	40	46	2.6	4	6	68	2	4	M12	14	1.28
32	-	38	140	18	100	42	52	2.6	6	6	78	2	4	M16	18	1.88
32	42.4	-	140	18	100	42	56	2.6	6	6	78	2	4	M16	18	1.86
40	-	44.5	150	18	110	45	60	2.6	6	7	88	3	4	M16	18	2.1
40	48.3	-	150	18	110	45	64	2.6	6	7	88	3	4	M16	18	2.08
50	-	57	165	20	125	48	72	2.9	6	8	102	3	4	M16	18	2.81
50	60.3	-	165	20	125	48	75	2.9	6	8	102	3	4	M16	18	2.78
65	76.1	-	185	22	145	52	90	2.9	6	10	122	3	8	M16	18	3.81
80	88.9	-	200	24	160	58	105	3.2	8	12	138	3	8	M16	18	4.62
100	-	108	235	24	190	65	128	3.8	8	12	162	3	8	M20	22	6.42
100	114.3	-	235	24	190	65	134	3.6	8	12	162	3	8	M20	22	6.27
125	-	133	270	26	220	68	155	4	8	12	188	3	8	M24	26	8.83
125	139.7	-	270	26	220	68	162	4	8	12	188	3	8	M24	26	8.61
150	-	159	300	28	250	75	182	4.5	10	12	218	3	8	M24	26	11.67
150	168.3	-	300	28	250	75	192	4.5	10	12	218	3	8	M24	26	11.29
175	193.7	-	350	32	295	82	218	5.6	10	15	260	3	12	M27	30	17.01
200	219.1	-	375	34	320	88	244	6.3	10	16	285	3	12	M27	30	20.49
250	-	267	450	38	385	105	298	7.1	12	18	345	3	12	M30	33	33.75
250	273.0	-	450	38	385	105	306	7.1	12	18	345	3	12	M30	33	33.34
300	323.9	-	515	42	450	115	362	8	12	18	410	4	16	M30	33	46.55
350	355.6	-	580	46	510	125	408	8.8	12	20	465	4	16	M33	36	67.73
350	-	368	580	46	510	125	408	8.8	12	20	465	4	16	M33	36	63.96
400	406.4	-	660	50	585	135	462	11	12	20	535	4	16	M36	39	96.73
400	-	419	660	50	585	135	462	11	12	20	535	4	16	M36	39	91.99
500	508.0	-	755	52	670	140	562	14.2	12	20	615	4	20	M39	42	120.96

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