ANSI B 16.5 Class 300 lb

We are widely known for offering premium quality steel blind flanges. Designed and developed in compliance with international quality standards, these stainless steel blind flanges are made to suit the variegated requirements of diverse industries. Our product stainless steel blind flanges are shock proof and ensures high utility with low maintenance. Customization of these steel blind flanges are done as per the diverse demand & specifications of the clients all across the world.

Stainless Steel : ASTM A 182, A 240

Grade : F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L, Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS S32750

Carbon Steel : ASTM A 105, ASTM A 181

Alloy Steel : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Pipe		Flange Data						Hub	Raised Face	Drilling Data			Weight
		A	B	C	D	E	K	F	G	H	I	J
	Outer Diametermeter mm	Overall Diameter mm	Inner Diameter mm	Plate Thickness min mm	Total Height mm	Socket Diameter mm	Depth of Socket mm	Hub Diameter mm	Face Diameter mm	Number of Holes	Bolt Hole Diameter mm	PCD mm	Kg/ Piece
½	21.30	120.6		1.000	1.380	1.090	0.440	1.750	1.690	4	0.880	3.500	2.41
¾	26.70	130.0		25.40	35.00	27.70	11.10	44.00	42.90	4	22.30	88.90
1	33.40	149.3		28.40	41.10	34.50	12.70	52.30	50.80	4	25.40	101.6
1 ¼	42.20	158.7		28.40	41.10	43.20	14.20	63.50	63.50	4	25.40	111.2
1 ½	48.30	177.8		31.75	44.50	49.50	15.70	69.85	73.15	4	28.40	123.9
2	60.30	215.9		38.10	57.15	62.00	17.50	104.6	91.90	8	25.40	165.1
2 ½	73.00	244.3		41.10	63.50	74.70	19.00	123.9	104.6	8	28.40	190.5

Notes
Class 400 socket weld flanges may be provided in NPS ½ TO 2 ½ using Class 600 dimensions Dimensions B corresponds to the pipe inside diameter. Values quoted assume 40S/ Standard wall thickness. Weights are based on manufacturer's data and are approximate.