JK Engineering Works

Blind Flanges

Blind Flanges Manufacturer

A solid flange is what a blind flange is. The blind flange is used to cover a nozzle or segment of pipe on a vessel that is not being utilised. (The nozzle is frequently a pipe exiting a vessel that is flanged so it can be linked to valves or pipework.)

JK Engineering Works is regarded as one of the leading manufacturers and exporters of industrial blind flange made of stainless steel. These ASME B16.5 Blind Flange are made from high-quality materials and are built in compliance with industry requirements. Blind flange made of stainless steel are renowned for their superior performance, resistance to corrosion, and durability. These ANSI B16.47 SWRF Flanges are suitable for a range of industries, including pipeline engineering, heavy engineering, and the automotive sector. Our flanges line is available in standard standards and can also be customised to meet the needs of our customers.

We at JK Engineering Works would like to take this chance to promote myself as one of the top Industrial Carbon Steel Blind Flanges Exporter in India. For the oil, gas, petrochemical, and related industries, Carbon Steel Blind Flange are stocked or readily accessible in the following assortment of materials and sizes. Blind flange pipes are simple to assemble and disassemble. Stainless Steel Blind Flanges come in plate or forged forms.

Blind Flange Specification

ASME B16.5 Blind Flanges Size Chart	1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Blind Flange Standards	ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Blind Flange Pressure Rating ANSI	Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Blind Flange
Blind Flange Pressure Calculation in DIN	6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Blind Flange
JIS	5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Blind Flange
UNI	6Bar 10Bar 16Bar 25Bar 40Bar Blind Flange
EN	6Bar 10Bar 16Bar 25Bar 40Bar Blind Flange
Coating	Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Blind Flange
Most common types of Blind Flange	Forged / Threaded / Screwed / Plate
Test Certificates	EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc
Production technique	Forged, Heat treated and machined
Connect Type/ Flanges Face Type	Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design	As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations
Test	Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment	Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Origin	Indian / West Europe / Japan / USA / Korean
Manufacturer of	ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. Blind Flange: -BS Flanges, EN Flanges, API 6A Flanges, ANSI Flanges, ASME Flanges, DIN Flanges, EN1092-1 Flanges, UNI Flanges, JIS/ KS Flanges, BS4504 Flanges, GB Flanges, AWWA C207 Flanges, GOST Flanges, PSI Flanges B.S: BS4504 , BS3293, BS1560, BS10 AS 2129: Table D; Table E; Table H ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48 ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 American standard (ANSI) German (DIN) British standard (BS) DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 Blind Flange The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276
Blind Flange Uses & application	Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids.
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Blind Flanges Material

Prestige quality Blind Flanges Manufacturer in India offer these Carbon Steel Blind Flange in DIN, EN, BS, ISO, JIS or ANSI standard.

Carbon Steel Blind Flanges	ASTM/ASME A/SA105 A/SA105N & A/SA216-WCB, DIN 1.0402, DIN 1.0460, DIN 1.0619, Die Steel, ASTM A105 / ASME SA105, A105N, ASTM A350 LF2 / ASME SA350, High Yield CS ASTM A694 / A694 (F52 F56 F60 F65 F70 F80)
Stainless Steel Blind Flanges	ASTM/ASME A/SA182 F304, F304L, F316, F316L, ASTM/ASME A/SA351 CF8, CF3, CF8M, CF3M, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404, DIN 1.4308, DIN 1.4408, DIN 1.4306, DIN 1.4409
Alloy Steel Blind Flanges	ASTM A182 / ASME SA182 F5, F9, F11, F12, F22, F91
Titanium Blind Flanges	ASTM B381 / ASME SB381, Titanium Gr. 1, Titanium Gr. 2, Titanium Gr. 4, Titanium Gr. 5, Titanium Gr. 7 ASTM R50250/GR.1 \| R50400/GR.2 \| R50550/GR.3 \| R50700/GR.4 \| GR.6 \|R52400/GR.7 \| R53400/GR.12 \| R56320/GR.9 \|R56400/GR.5
Copper Blind Flanges	T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc
Copper Nickel Blind Flanges	ASTM / ASME SB 61 / 62 / 151 / 152, Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640
Brass Blind Flanges	3602 / 2604 / H59 / H62 / etc.
Inconel Blind Flanges	ASTM B564 / ASME SB564, Inconel 600, 601, 625, 718, 783, 690, x750 Blind Flange
Hastelloy Blind Flanges	ASTM B564 / ASME SB564, Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3, X Flanges
Monel Blind Flanges	ASTM B564 / ASME SB564, Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500)
Alloy 20 Blind Flanges	ASTM B462 / ASME SB462, Carpenter® 20 Alloy, Alloy 20Cb-3
Aluminium Blind Flanges	5052 /6061/ 6063 / 2017 / 7075 / etc.
Nickel Blind Flanges	ASTM B564 / ASME SB564, Nickel 200, Nickel 201, Nickel 205, Nickel 205LC
Duplex Blind Flanges	S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Super Duplex Blind Flanges	S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Incoloy Blind Flanges	ASTM B564 / ASME SB564, Incoloy 800, 800H, 800HT (UNS N08800), 825 (UNS N08825), 925 Flanges
254 Smo Blind Flanges	ASTM A182 / ASME SA182, SMO 254/6Mo, UNS S31254, DIN 1.4547
Nimonic Blind Flanges	Nimonic 75, Nimonic 80A, Nimonic 90
Other Blind Flanges material	Tin bronze, Alumunum bronze, Lead bronze

Blind Flanges Dimensions

ANSI/ASME/ASA B16.5 150lb/sq.in. Flange BLIND-RF
ø	D	b	g	k	Holes	l	Kg.
1/2″	88,9	11,1	34,9	60,3	4	15,9	0,400
3/4″	98,4	12,7	42,9	69,8	4	15,9	0,700
1″	107,9	14,3	50,8	79,4	4	15,9	0,900
1 1/4″	117,5	15,9	63,5	88,9	4	15,9	1,300
1 1/2″	127,0	17,5	73,0	98,4	4	15,9	1,600
2″	152,4	19,0	92,1	120,6	4	19,0	2,600
2 1/2″	177,8	22,2	104,8	139,4	4	19,0	4,100
3″	190,5	23,8	127,0	152,4	4	19,0	5,000
3 1/2″	215,9	23,8	139,7	177,8	8	19,0	6,400
4″	228,6	23,8	157,2	190,5	8	19,0	7,100
5″	254,0	23,8	185,7	215,9	8	22,2	9,000
6″	279,4	25,4	215,9	241,3	8	22,2	11,800
8″	342,9	28,6	269,9	298,4	8	22,2	21,000
10″	406,4	30,2	323,4	361,9	12	25,4	30,000
12″	482,6	31,7	381,0	431,8	12	25,4	45,000
14″	533,4	34,9	412,7	476,2	12	28,6	59,000
16″	596,9	36,5	469,9	539,9	16	28,6	79,000
18″	635,0	39,7	533,4	577,8	16	31,7	97,000
20″	698,5	42,9	584,2	635,0	20	31,7	124,000
22″	749,3	46,0	641,2	692,1	20	34,9	151,000
24″	812,8	47,6	692,1	749,3	20	34,9	188,000

ANSI/ASME/ASA B16.5 300lb/sq.in. Flange BLIND-RF
ø	D	b	g	k	Holes	l	Kg.
1/2″	95,2	14,3	34,9	66,7	4	15,9	0,700
3/4″	117,5	15,9	42,9	82,5	4	19,0	1,200
1″	123,8	17,5	50,8	88,9	4	19,0	1,500
1 1/4″	133,3	19,0	63,5	98,4	4	19,0	2,000
1 1/2″	155,6	20,6	73,0	114,3	4	22,2	2,900
2″	165,1	22,2	92,1	127,0	8	19,0	3,400
2 1/2″	190,5	25,4	104,8	149,2	8	22,2	5,100
3″	209,5	28,6	127,0	168,3	8	22,2	7,000
3 1/2″	228,6	30,2	139,7	184,1	8	22,2	8,900
4″	254,0	31,7	157,2	200,0	8	22,2	11,800
5″	279,4	34,9	185,7	234,9	8	22,2	15,500
6″	317,5	36,5	215,9	269,9	12	22,2	21,300
8″	381,0	41,3	269,9	330,2	12	25,4	35,200
10″	444,5	47,6	323,8	387,3	16	28,6	57,000
12″	520,7	50,8	381,0	450,8	16	31,7	82,000
14″	584,2	54,0	412,7	514,3	20	31,7	106,000
16″	647,7	57,1	469,9	571,5	20	34,9	140,000
18″	711,2	60,3	533,4	628,6	24	34,9	178,000
20″	774,7	63,5	584,2	685,8	24	34,9	223,000
22″	838,2	66,7	641,2	742,9	24	41,3	270,000
24″	914,4	69,8	692,1	812,8	24	41,3	345,000

ANSI/ASME/ASA B16.5 600lb/sq.in. Flange BLIND-RF
ø	D	b	g	k	Holes	l	Kg.
1/2″	95,2	14,3	34,9	66,7	4	15,9	0,700
3/4″	117,5	15,9	42,9	82,5	4	19,0	1,200
1″	123,8	17,5	50,8	88,9	4	19,0	1,500
1 1/4″	133,3	20,6	63,5	98,4	4	19,0	2,000
1 1/2″	155,6	22,2	73,0	114,3	4	22,2	3,200
2″	165,1	25,4	92,1	127,0	8	19,0	4,300
2 1/2″	190,5	28,6	104,8	149,2	8	22,2	6,000
3″	209,5	31,7	127,0	168,3	8	22,2	8,000
3 1/2″	228,6	34,9	139,7	184,1	8	25,4	10,500
4″	273,0	38,1	157,2	215,9	8	25,4	18,000
5″	330,2	44,4	185,7	266,7	8	28,6	28,500
6″	355,6	47,6	215,9	292,1	12	28,6	35,500
8″	419,1	55,6	269,9	349,2	12	31,7	58,000
10″	508,0	63,5	323,8	431,8	16	34,9	98,000
12″	558,8	66,7	381,0	488,9	20	34,9	125,000
14″	603,2	69,8	412,7	527,0	20	38,1	151,000
16″	685,8	76,2	469,9	603,2	20	41,3	215,000
18″	742,9	82,5	533,4	654,0	20	44,4	287,000
20″	812,8	88,9	584,2	723,9	24	44,4	366,000
22″	869,9	95,2	641,2	777,9	24	47,6	437,000
24″	939,8	101,6	692,1	838,2	24	50,8	532,000

ASTM Specification of Blind Flanges

Carbon Steel Blind Flanges

A105 Blind Flange

 Alloy Steel High-Temp Blind Flange

A182 Gr F1 Blind Flange
A182 Gr F11 Blind Flange
A182 Gr F12 Blind Flange
A182 Gr F22 Blind Flange
A182 Gr F5 Blind Flange
A182 Gr F9 Blind Flange

 Alloy Steel Low-Temp Blind Flange

A350 Gr LF2 Blind Flange
A350 Gr LF3 Blind Flange

 Austenitic Stainless Steel Blind Flange

A182 Gr F304 Blind Flange
A182 Gr F316 Blind Flange
A182 Gr F321 Blind Flange
A182 Gr F347 Blind Flange
A182 Gr F304L Blind Flange
A182 Gr F316L Blind Flange
A182 Gr F317 Blind Flange
A182 Gr F317L Blind Flang
A182 Gr F321 Blind Flange
A182 Gr F310 Blind Flange
A182 Gr 347 Blind Flange

 Nickel Alloy Blind Flange

ASTM B564 Blind Flange
astm b564 uns n06600 Blind Flange
astm b564 uns n06625 Blind Flange
astm b564 uns no4400 Blind Flange
astm b564 uns n08810 Blind Flange
astm b564 uns n08811 Blind Flange
astm b564 uns n08825 Blind Flange
astm b564 uns n04400 Blind Flange
astm b564 uns n10276 Blind Flange
astm b564 uns n10665 Blind Flange

 Titanium Blind Flange

astm b381 grade f2 Blind Flange
astm b381 f5 Blind Flange
astm b381 f3 Blind Flange
astm b381 f12 Blind Flange
astm b381 f7 Blind Flange
Other grades: ASTM B381 F1, F2, F2H, F3, F4, F5, F6, F7, F7H, F9, F10, F11, F12, F13, F14, F15, F16, F16H, F17, F18, F19, F20, F21, F23, F24, F25, F26 , F26H, F27, F28, F29, F30, F31, F32, F33, F34, F35, F36, F37, F38 Blind Flanges

Type of Blind Flanges we produce:

Blind Class 150 Flanges	Blind Threaded Flanges
Blind Class 300 Flanges	Blind With 1/2 Npt Flanges
Blind Class 1500 Flanges	Blind With Threaded Hole Flanges
Blind Class 600 Flanges	Blind Weight 150# Flanges
Blind Class 900 Flanges	Blind Rtj 1500 Flanges
Blind Class 2500 Flanges	Blind Ring Type Joint Flanges
Blind Pn16 Flanges	Blind Flat Face Flanges
Blind Pn10 Flanges	Blind Slip On Flanges
Blind Pn40 Flanges	Blind Rtj 900 Flanges
Blind Pn 160 Flanges	Blind Rtj Flanges
Blind Pn 64 Flanges	Blind Npt Flanges
Blind Dn150 Pn16 Flanges	Blind Jis 5k Flanges
Blind Din 2527 Flanges	Blind Jis B2220 Flanges
Blind Din En 1092-1 Flanges	Blind Jis 10k Flanges
Blind Din 2633 Flanges	Kf Blind Flange
Blind Din 2576 Flanges	Blind B16.47 Flanges
Blind Asme B16.5 Class 300 Flanges	Blind Ansi B16.5 150 Flanges

Supplying Blind Flanges to our worldwide clients:

JK Engineering Works is a Govt. approved certified Industrial Carbon Steel Blind Flanges Exporter in India. All of our Stainless Steel Blind Flanges are manufactured and tested to international standards, and specifications as per DIN, JIS, EN, ASTM etc. We are well-known as a trusted vendor as a Alloy Steel Blind Flange distributor & dealer in your country.

Stock an extensive range of Stainless Steel Blind Flanges, Carbon Steel Blind Flanges Wholesaler in Mumbai, India & give you the best Industrial Blind Flanges Prices in Mumbai.

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