▲Standard: DIN2637
▲Flange type: Welding Neck Flange
▲Size: DN10-DN350
▲Pressure: PN100
▲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 Flange DIN Forged Flange

DIN 2637 PN100 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	100	20	70	45	28	1.8	4	6	40	2	4	M12	14	1.07
10	17.2	-	100	20	70	45	32	1.8	4	6	40	2	4	M12	14	1.08
15	-	20	105	20	75	45	32	2	4	6	45	2	4	M12	14	1.19
15	21.3	-	105	20	75	45	34	2	4	6	45	2	4	M12	14	1.19
25	-	30	140	24	100	58	48	2.6	4	8	68	2	4	M16	18	2.61
25	33.7	-	140	24	100	58	52	2.6	4	8	68	2	4	M16	18	2.60
40	-	44.5	170	26	125	62	65	2.9	6	10	88	3	4	M20	22	4.00
40	48.3	-	170	26	125	62	70	2.9	6	10	88	3	4	M20	22	3.99
50	-	57	195	28	145	68	86	3.2	6	10	102	3	4	M24	26	5.72
50	60.3	-	195	28	145	68	90	3.2	6	10	102	3	4	M24	26	5.70
65	76.1	-	220	30	170	76	108	3.6	6	12	122	3	8	M24	26	7.43
80	88.9	-	230	32	180	78	120	4	8	12	138	3	8	M24	26	8.58
100	-	108	265	36	210	90	145	5	8	12	162	3	8	M27	30	13.02
100	114.3	-	265	36	210	90	150	5	8	12	162	3	8	M27	30	12.79
125	-	133	315	40	250	105	180	6.3	8	12	188	3	8	M30	33	21.29
125	139.7	-	315	40	250	105	180	6.3	8	12	188	3	8	M30	33	20.68
150	-	159	355	44	290	115	210	7.1	10	12	218	3	12	M30	33	28.90
150	168.3	-	355	44	290	115	210	7.1	10	12	218	3	12	M30	33	27.76
175	193.7	-	385	48	320	127	245	8.8	10	16	260	3	12	M30	33	36.94
200	219.1	-	430	52	360	130	278	10	10	16	285	3	12	M33	36	49.35
250	-	267	505	60	430	157	340	12.5	12	18	345	3	12	M36	39	81.71
250	273.0	-	505	60	430	157	340	12.5	12	18	345	3	12	M36	39	80.09
300	323.9	-	585	68	500	170	400	14.2	12	18	410	4	16	M39	42	116.25
350	355.6	-	655	74	560	189	460	16	12	20	465	4	16	M45	48	166.09
350	-	368	655	74	560	189	460	16	12	20	465	4	16	M45	48	160.53

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