Square Flange Manufacturer In India, ASME B16.5 Square Flange Dimensions and Weight

Square Flange at a Glance

Specification : ANSI B16.5
Size : 1/2″ (15 NB) to 48″ (1200NB)
Class : 150 LBS to 2500 LBS
Face Type : RF, RTJ, FF, LMF, LFJ, SMF
MTC : EN 10204 3.1 & 3.2
Pressure Class : 210 Bar

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ASME B16.5 Square Flange Manufacturer in India

Square Flange

Stainless Steel Square Flanges

Carbon Steel Square Flanges

Table Of Content

Square Flange Specification
JIS F7806 & JIS B2291 Standard Benefits
Size Chart of Square Flange
Standard Sizes of ANSI B16.5 Square Pipe Flange
Weight Chart of Square Flange
JIS 280k Square Flange Working Pressure
Square Tube Flange Weight Chart
Manufacturing Process of ANSI B16.5 Square Flanges
SAE Square Flange Configuration
Square Pipe Flange HSN Code
Features of Square Flange
Hydraulic Square Flange Hardness

Square Flange Specification

Square Flange Sizes

1/2" to 48"
15 NB - 1200NB

JIS 280k Square Flange Class

150 LBS
2500 LBS
900 LBS
600 LBS
1500 LBS
300 LBS

Manufacturing Method of SAE Square Flange

Casting
Forged Square Flange (Strongest Choice)
Plate
CNC Machined Threaded Flange From Bar Stock

SAE Square Flange Material

Stainless Steel
Carbon Steel
Alloy Steel
Titanium Steel
Copper Nickel
Duplex and Super Duplex Steel
Copper Steel
Nickel Alloy Steel
Ductile Iron Steel

Testing Requirements for Square Flange

Hardness Test
ISO 15156
Shell Pressure Test
MTC EN 10204 type 3.1
NACE MR0175
Tensile Test
Impact Test

Applications of ASME B16.5 Square Flange

Marine Applications
Seawater
Petroleum Plants
Offshore
Petrochemical

JIS Standard of Carbon Steel Square Flanges

JIS 280K
JIS 210K
JIS b2291
JIS F7806
JIS b2291

Alloy Steel Square Flange UNI

6Bar
10Bar
16Bar
25Bar
40Bar

ASME B16.5 Square Flange Bolts Holes

2 to 4

Origin of Hydraulic Square Flange

USA
Korean
Japan
West Europe
Indian

Equipment of ANSI B16.5 Square Threaded Flange

Bending Machine
Press Machine
Electric Bevelling Machine
Pushing Machine
Sand-blasting Machine

Carbon Steel Square Flanges Surface Finish

Smooth Finish
Spiral Serrated
Serrated Finish
Stock Finish

Test Certificates of SAE Square Flange

Raw Materials Certificate
EN 10204/3.1B
Third Party Inspection Report
100% Radiography Test Report

Production Technique Stainless Steel Square Flanges

Heat treated
Forged
Machined

Face Type for Square Flange

Male/Female Face
Lap-Joint Face
Ring-Joint Face
Flat Face
Tongue and Groove Face
Raised face

Marking and Packaging of JIS 280k Square Flange

Heat Code
Face Type
Sizes
Material Specification
Bore (if Applicable)

Hydraulic Square Flange Thickness

SCH 10 / 10S to SCH 160

Pressure Class of Stainless Steel Square Flanges

150 to 250 PSI
300 to 400 PSI
600 to 1500 PSI
2500 PSI

Aesteiron Recent Export Orders

Supplied Stock Of Square Flange to Germany

Exported Alloy Steel Square Flange to Iceland

Click Here For Custom Sizes

Manufacturer of ANSI B16.5 Square Threaded Flanges, Check SAE Square Flange Dimensions

DN	O Ring	A	C	B	Min. Of Bolt Length	F	I	D	H	E	G
40	G 50	100	37.5	70	M16 X 90	63	18	55	36	49.1	18
150	G 155	270	128.8	195	M36 X 190	193	39	165	80	166.9	35
10	G 25	63	11.5	40	M10 X 55	28	11	30	22	17.8	11
100	G 105	190	87.3	140	M24 X 140	135	27	110	60	115.4	28
20	G 30	68	20.0	45	M10 X 55	38	11	35	22	27.7	12
50	G 60	112	47.5	80	M16 X 90	75	18	65	36	61.1	20
80	G 85	155	71.0	112	M22 X 120	108	24	90	45	90.0	25
25	G 35	80	25.0	53	M12 X 70	45	13	40	28	34.5	14
65	G 75	140	60.0	100	M20 X 110	95	22	80	45	77.1	22

Find ISO 6164 Square Flange Compatibility and Pressure Ratings

Grade	Pressure Rating
Square Flanges	210 kg/cm² 280 kg/cm² 350 kg/cm²

Alloy Steel Square Flange for Pressure Vessels and Petrochemical Plants

Manufacturer of JIS 280k Square Flange in India, Choose the Right Grade and Temperature Ratings

Temperature Range

Alloy	Gr.	WNR	UNS	DIN	Casting Square Flange	Forged Square Flange	Temp Range
Alloy Steel Square Flange	AISI 4130 Square Flanges	1.7218	G41300	–	ASTM A217/M	ASTM A182	1650 to 1700 (°F) 899 to 927 (°C)
Alloy Steel Chrome Moly Square Flange	5Cr-1/2Mo	1.7362	K41545	12CRMO195	ASTM A217 Grade C5	ASTM A182 Gr F5/F5a	High Temperature Boiler/ Refinery Application
	9Cr-1Mo-V	1.4903		X 10 CrMoVNb 9 1	A217-C12A	A182 Grade F91	High Pressure Boilers
	1.1/4Cr-1/2Mo	1.7335	K11572	13CRM044	ASTM A217 WC6	ASTM A182 Grade F11 cl2	Up to 593 (°C) 1100(°F)
	9Cr-1Mo	1.7386	K90941	X 12 CrMo 9 1	A217-C12	A182 Grade F9	High Temperature Erosive Refinery Application
	2.1/4Cr-1Mo	1.7380	K21590	10CRM0910	ASTM A217 Grade WC9	ASTM A182 Grade F22 cl3	1100 (°F) Up to 593 (°C)
Moly Steel Square Flange	C-1/2Mo	1.5415	K12822	15M03	ASTM A217-WC1	ASTM A182 Grade F1 cl2	Up to 470 (°C)* 875 (°F)

JIS F7806 & JIS B2291 Standard Benefits

Reduced Risk
Quality Assurance
Long-Term Cost Savings
Global Recognition

Size Chart of Square Flange

Number of Bolts Hole
Size	Bolts Hole No.
400	12
800	20
150	8
300	12
700	20
200	12
600	16
250	12
500	16

Standard Sizes of ANSI B16.5 Square Pipe Flange

ANSI B16.5 Square Pipe Flange Standard Sizes

Weight Chart of Square Flange

DN	Weight in (Kg)
40	5.10
150	68.50
8	1.30
125	41.00
10	1.30
100	25.50
15	1.40
80	14.10
32	3.15
20	1.50
65	11.40
25	2.60
50	5.90

JIS 280k Square Flange Working Pressure

280 kg/cm²
210 kg/cm²
350 kg/cm²

Square Tube Flange Weight Chart

NPS IN (INCHES)	DN In (MM)	FLANGE THICK D (MM)	FLANGE Outer Dia A (MM)	BLIND FLANGE WEIGHT IN (kgs)	WELD NECK FLANGE WEIGHT IN (kgs)	SLIP ON FLANGE WEIGHT IN (kgs)
8	200	28.4	342.9	19.6	17.6	12.1
24	600	47.8	812.8	185.0	115	86.9
4	100	23.9	228.6	7.0	6.8	5.3
1/ 2	15	11.2	88.9	0.4	0.5	0.4
20	500	42.9	698.5	122.0	84.5	61.9
3/ 4	20	12.7	98.6	0.6	0.7	0.6
18	450	39.6	635	93.7	68.3	48.9
1	25	14.2	108	0.9	1	0.8
3 1/ 2	90	23.9	215.9	6.2	6.1	4.8
16	400	36.6	596.9	76.1	60.6	44.8
5	125	23.9	254	8.6	8.6	6.1
1 1/ 4	32	15.7	117.3	1.2	1.3	1
3	80	23.9	190.5	4.9	4.9	3.9
14	350	35.1	533.4	58.1	48.4	34.6
6	150	25.4	279.4	11.3	10.6	7.5
1 1/ 2	40	17.5	127	1.5	1.7	1.3
12	300	31.8	482.6	43.2	36.5	26.2
2	50	19.1	152.4	2.4	2.6	2.1
10	250	30.2	406.4	28.6	24	16.5
2 1/ 2	65	22.4	177.8	3.9	4.1	3.3

Manufacturing Process of ANSI B16.5 Square Flanges

SAE Square Flange Configuration

SSAB
LSA
SHAB
KAB

Square Pipe Flange HSN Code

Grade	HSN Code
Square Flanges	730791

Features of Square Flange

Strength and Durability
Customizability
Shape and Design
Corrosion Resistance
Leak-Free Connection
Ease of Installation
Versatility

Hydraulic Square Flange Hardness

Grade	Hardness
Square Flange	210 kgf/cm2 (210 Bar, 21MPa)

Why Aesteiron?

Distributor of USA, Japan and European Mills for Seamless Pipes and Steel Plates
Only Indian Company who has Weekly 3 Shipment to Saudi Arabia, Netherlands and USA
Vast experience as an Exporter of Industrial Long and Flat Products in India
Keep Ex-Stock of Nickel Alloys Make Special Metals, USA
Supply Europe, USA, Japan and Korea Origin Material
Local Distributor in Houston (USA)
350+ Clients in Atlanta, California, Wisconsin, Texas, Kansas, Indiana, Florida
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Special Price for Steel Suppliers, Wholesalers, Importer, Stockholder, Traders and Stockist in USA
Known for Best quality of Steel Fittings, Flanges and Pipes
Offer MTC 3.1/3.2 and Third Party Inspection at Lowest Price
Specialized in supplying Large Diameter Steel Pipes with wear-resistant coating

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