ASME B16.5 150 lbs welding neck flange

welding neck flanges

ASME B16.5

Schedule10S / 40S / 80S / Std

Raised face, smooth finish (125-250 RMS / 3.2-6.3 µm)

● = Sch 40S/Std
■ = Sch 10S
x = Sch 10S / 40S / 80S

Product code examples:

●: FFWN-F53-2-150-40S
●: FFWN-304L-20-150-STD
■: FFWN-316L-2-150-10S

Pipe		Flange				Hub		Raised face	Drilling template			Weight	Stock standard
Nom.size	O.D.	D	J	b	h	a	m	g	l	k	No. of holes	kg/pce	ASTM 304L	ASTM 316L	F51 UNS S31803	F53 UNS S32750
in.	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm
1/2 3/4 1 1 1/4	21.3 26.7 33.4 42.2	88.9 98.6 108 117.3	15.7 20.8 26.7 35.1	11.2 12.7 14.2 15.7	47.8 52.3 55.6 57.2	21.3 26.7 33.5 42.2	30.2 38.1 49.3 58.7	35.1 42.9 50.8 63.5	15.7 15.7 15.7 15.7	60.5 69.9 79.2 88.9	4 4 4 4	0.480 0.710 1.010 1.330	x x x ●/■	x x x ●/■	●/■ ●/■ ●/■ ●	■ ● ●/■ ■
1 1/2 2 2 1/2 3	48.3 60.3 73 88.9	127 152.4 177.8 190.5	40.9 52.6 62.7 78	17.5 19.1 22.4 23.9	62 63.5 69.9 69.9	48.3 60.5 73.2 88.9	65 77.7 90.4 108	73.2 91.9 104.6 127	15.7 19.1 19.1 19.1	98.6 120.7 139.7 152.4	4 4 4 4	1.720 2.580 4.110 4.920	x x ●/■ x	x x ●/■ x	●/■ ●/■ ●/■ ●/■	●/■ ●/■ ●/■
4 5 6 8	114.3 141.3 168.3 219.1	228.6 254 279.4 342.9	102.4 128.3 154.2 202.7	23.9 23.9 25.4 28.4	76.2 88.9 88.9 101.6	114.3 141.2 168.4 219.2	134.9 163.5 192 246.1	157.2 185.7 215.9 269.7	19.1 22.4 22.4 22.4	190.5 215.9 241.3 298.5	8 8 8 8	6.840 9.200 10.600 17.600	x ●/■ ●/■ ●/■	x ●/■ x ●/■	●/■ ●/■ ●/■	●/■ ● ●
10 12 14 16	273 323.8 355.6 406.4	406.4 482.6 533.4 596.9	254.5 304.8 336.5 387.3	30.2 31.8 34.9 36.5	101.6 114.3 127 127	273.1 323.9 355.6 406.4	304.8 365.3 400 457.2	323.9 381 412.7 469.9	25.4 25.4 28.6 28.6	362 431.8 476.2 539.7	12 12 12 16	24.000 36.500 51.000 60.000	●/■ ●/■ ● ●	●/■ ●/■ ● ●	●/■ ●/■
18 20 24	457.2 508.0 609.6	635.0 698.5 812.8	438.1 488.9 590.5	39.6 42.9 47.8	139.7 144.5 152.4	457.2 508.0 609.6	505.0 558.8 663.4	533.4 584.2 692.2	31.8 31.8 35.1	577.9 635.0 749.3	16 20 20	68.300 84.500 115.000	● ● ●	● ● ●

 

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