Stainless Steel Flanges, Grade : ANSI, ISO, ASME, DIN, ASTM, AISI

Stainless Steel Flanges, Grade : ANSI, ISO, ASME, DIN, ASTM, AISI

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GradeANSI, ISO, ASME, DIN, ASTM, AISI
TypePlate Flange, Flat Flange, Slip on Flange, Welding Neck Flange, Long Welding Neck Flange
Size1/2
SurfacePickling, Annealing, Bright, Sand Blast, Hair Line
Supply TypeManufacturer, Exporter, Supplier
Preferred Buyer Location All over the world

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Product Details

GradeANSI, ISO, ASME, DIN, ASTM, AISI
Size1/2
TypePlate Flange, Flat Flange, Slip on Flange, Welding Neck Flange, Long Welding Neck Flange
SurfacePickling, Annealing, Bright, Sand Blast, Hair Line
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Connection TypeRaised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female
Class / Pressure150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Specialized inASTM A182 F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316L, 316Ti, 316L, 317, 317L, 321, 347, 347H, 348, 254SMO, UNS S31254, UNS 8020, F45, S30815, F46, S30600

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Microtech Stainless Steel Co. is specialized in manufacturing and supplying of Stainless Steel Flanges , Pipe Fitting, Forged Fittings, Butt weld fittings, Flanges in Stainless steel, alloy Steel & carbon Steel since 1991, we manufacture wide range of Stainless Steel Flanges such as SS Slip On Flange, SS Welding Neck Flange, SS Blind Flange, SS Socket Weld Flanges, SS Plate Flange, SS Collar Flange, Stainless Steel Threaded Flange etc. as per International standard like ASME/ASTM/API, we are supplying & exporting Stainless Steel Flanges in seamless & welded both forms to more than 60 countries for over 2 decades, we have our dealers & distributors in Saudi Arabia,United Arab Emirates,Oman,Kuwait,Qatar,Sri Lanka, Microtech Stainless Steel Co. is the only company in INDIA which is approved Manufacturer & supplier of Stainless Steel Flanges in 300 top companies worldwide. Few of them are ORPIC, NIORDC, Saudi Aramco, SABIC, PIDMCO, GASCO, KNPC, Indian Oil, BPCL, HPCL, NTPC, BARC & Indian Navy, Microtech Stainless Steel Co. is ISO 9001:2008, ISO 14001, OHSAS 18001 Certified Company since 2010.
Microtech Stainless Steel Co. is manufacturing & exporting pipe flange from 1/2” thru 200”, 150 lbs to 3000 lbs including carbon Steel flanges , stainless Steel flanges and alloy Steel flanges according to ANSI , API , MSS , AWWA , DIN , JIS , BS and GB for the world market. We are experienced & specialized in manufacturing special ring flanges and other forgings as per drawing provided by our clients.
We supply ASME Code and Non Code Industrial flanges for the Petrochemical, Chemical & Waterworks industries. check our price before buying ANSI, API, AWWA pipe flanges in carbon Steel flanges , stainless Steel flanges , alloy Steel flanges and chrome steel flanges. Weld Neck flanges , flanges Slip on flanges , Blind flanges , Threaded flanges , socket weld flanges , Lap Joint flanges , Orifice Flanges in sizes 1/2" to 198".

Infrastructure : We at Microtech Stainless Steel Co. have 200 sets of equipment, including 20 sets of modern forging equipment, 140 high precision machine tools, floor-type lathes, drills, vertical lathes and other machining equipment, 2 electrical heating furnaces, 5 heat treatment furnaces, 2 PMI detection equipment, tensile machines, impact testers, hardness testers, metallographic analyzers, digital UT flaw detectors, etc. Forging process available in house: ring rolling forging, open die forging
ANSI/ASME Stainless Steel Flanges :

ANSI B16.47 Slip on flanges
ANSI B16.5 lap joint flanges
ANSI B16.47 steel weld neck flanges
ANSI B16.47 steel blind flanges, blind cover
ANSI B16.5 slip on flanges
ANSI B16.5 stainless steel blind flange
ANSI B16.5 long weld neck pipe flanges, LWN flange
API standard forged stainless steel thread flanges, SCRD flange
ANSI B16.5 stainless steel weld neck pipe flanges

EN/PED Stainless Steel Flanges :

DIN2573, DIN2576 Stainless steel plate flanges
DIN2527 blind flanges
DIN2573, DIN2576 plate flange, backing flange,gasket
EN1092-1 F304/F304L plate flange
DIN2634 steel weld neck flanges
DIN2633 weld neck flanges EN1092-1 steel plate backing flanges
EN1092-1 TYPE05 blind flanges
EN1092-1 TYPE 11B weld neck flanges
EN1092-1 type11B PN10 DN400 weld neck flange raised face

BS Stainless Steel Flanges :

BS4504 code 105 steel blind flanges
BS4504 code 101 steel plate flanges
BS4504 code 111 steel weld neck flanges

JIS Stainless Steel Flanges :

JIS B2220 socket welding flange
JIS B2220 slip on hubbed SOH flange
JIS B2220 steel slip on plate SOP flanges
JIS B2220 welding neck flanges

Valve components :

F316 8 inch valve seat rings for valves
Forged F316L semi-finished ball valve seat rings 18 inch
F51 forged stainless steel valve seat rings
F316/F316L forged stainless steel ball valve seat rings
F6A CL2 seat rings
F316 forged valve seat rings
A350LF2 forged valve seat rings
Special forged parts
Forged nonstandard stainless steel parts

Plain washer, gasket :

Stainless steel disc ring, gasket
Stainless steel plate flange,plain washer, gasket
F304 steel gasket

Flange Standard :

API 6A Flange
ANSI Flange
ASME Flange
DIN Flange
EN1092-1 Flange
UNI Flange
JIS/KS Flange
BS4504 Flange
GB Flange
AWWA C207 Flange
GOST Flange
PSI Flange

High Quality But Lower Cost Stainless Steel Flanges Manufacturers :

Microtech Stainless Steel Co. are Manufacturers, Suppliers and Exporters of Stainless Steel Flanges that is Fabricated From High Quality Raw Materials. SS Flanges are used in an assortment of industrial purposes and are mainly used to connect pipes. Stainless Steel Flanges are available in variables sizes for different applications.All our products are manufactured with high quality raw materials and supplied to our customers with complete guarantee and certifications.
An ISO 9001:2008 Certified Company, Microtech Stainless Steel Co. offers a complete range of Stainless Steel Flanges such as SS DIN 1.4438 slip on flanges, ANSI SS 317L weld neck flanegs, SS BS4504 317L orifice flanges, SS JIS 317L blind flanges, ASTM A182 SS 317L Lap-Joint Flange, UNS S31703 317L socket weld flanges and ASME SS EN 317L threaded flanges. These Steel 317L Flanges available in different class/lbs like 150lbs, 300lbs, 400lbs, 600lbs, 900lbs, 1500lbs, 2500lbs. ANSI B16.5 Stainless steel flanges are manufactured in compliance with ASTM A 182 and ANSI B16.5 / 16.47/ MSS SP-44.

ANSI b16.5 Stainless Steel Forged Flanges / ANSI b16.5 SS Forged Flanges :

Stainless Steel Weld Neck Forged Flange
Stainless Steel Lap Joint Forged Flange
Stainless Steel Threaded Forged Flange
Stainless Steel Blind Forged Flange
Stainless Steel Slip on Forged Flange
Stainless Steel Socket Weld Forged Flange

Ready Stock of Stainless Steel AISI, ASME, DIN, BS, EN Flanges & Other Ready Inventory : SS UNS S31703 Orifice Flanges, JIS SUS 317L Weld Neck Flanges Exporter, SS 317L RTJ Flanges Leading Manufacturers,ASTM A182, A240 SS 317L Blind Flanges, SS DIN 1.4449, 1.4438 SORF Flanges, SS 317 RTJ Flanges Manufacturer & Exporter,Stainless Steel 317L Flanges werkstoff nr. / DIN 1.4438, ASTM A182, 240 UNS S31703 Flanges, SS 317L Flanges Manufacturer, SS 317L Flanges Suppliers,SS UNS S31703 SORF Flanges in India, 317L SS EN 1092-1 Flanges, SS DIN 1.4449 Forged Flanges Manufacturers, SS 317L Reducing Flanges,ASTM A182 SS 317 Weld Neck Flanges, SS DIN 1.4438 Blind Flanges Suppliers, Standard Size Steel 317L RTJ Flanges Stockist
Stainless Steel Flanges / SS Flanges Application :

Stainless Steel Flanges Used in Textile Machinery
Stainless Steel Flanges Used in Dairy and Food Processing
Stainless Steel Flanges Used in Instrumentation
Stainless Steel Flanges Used in Plumbing
Stainless Steel Flanges Used in Construction
Stainless Steel Flanges Used in Modern Architecture
Stainless Steel Flanges Used in Automobiles
Stainless Steel Flanges Used in Heat Exchanger
Stainless Steel Flanges Used in Evaporators
Stainless Steel Flanges Used in Water Piping Systems
Stainless Steel Flanges Used in Surface Condensers
Stainless Steel Flanges Used in Digesters
Stainless Steel Flanges Used in Fluid Piping
Stainless Steel Flanges Used in LP/HP Heaters

Stainless Steel Flanges Application Industries :

Stainless Steel Flanges Used In Fertilizers Industry
Stainless Steel Flanges Used In Aerospace Industry
Stainless Steel Flanges Used In Nuclear Power Plant Industry
Stainless Steel Flanges Used In Chemical Industry
Stainless Steel Flanges Used In Oil & Gas Industry
Stainless Steel Flanges Used In Refineries Industry
Stainless Steel Flanges Used In Petrochemical Industry
Stainless Steel Flanges Used In Paper Industry

Stainless Steel Flanges / SS Flanges Value Added Services :

Stainless Steel Flanges Positive Material Identification - PMI Testing
Stainless Steel Flanges Chemical Analysis - Spectro Analysis
Stainless Steel Flanges Mechanical Testing Such as Tensile, Elongation, Reduction of Area
Stainless Steel Flanges Micro Test
Stainless Steel Flanges Macro Test
Stainless Steel Flanges Hardness Test
Stainless Steel Flanges Pitting Resistance Test
Stainless Steel Flanges Intergranular Corrosion (IGC) Test
Stainless Steel Flanges Flaring Test
Stainless Steel Flanges Flattening Test
Stainless Steel Flanges Hydrostatic Test
Stainless Steel Flanges Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
Stainless Steel Flanges Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
Stainless Steel Flanges Radiography Test
Stainless Steel Flanges Dye Penetrant Test (DP Test)
Stainless Steel Flanges Ultra Sonic Test (UT)
Stainless Steel Flanges Eddy Current Testing
Stainless Steel Flanges Impact Test
Stainless Steel Flanges Bend Test

Specialty Stainless Steel Flanges / SS Flanges - Larger Than 36" Flanges Regularly Available. Hard-to-find Configurations And Wall Ratings Are Our Specialty.

Grade	Specification
Stainless 304 / 304L, 304 / 304H	A182 / SA182
Stainless 310H	A182 / SA182
Stainless 316 / 316L, 316 / 316H	A182 / SA182
Stainless 317 / 317L	A182 / SA182
Stainless 321 / 321H	A182 / SA182
Stainless 347 / 347H	A182 / SA182

Available Grades Of Stainless Steel Flanges / SS Flanges

Stainless Steel 201 Flanges	Stainless Steel 316H Flanges
Stainless Steel 202 Flanges	Stainless Steel 317 Flanges
Stainless Steel 304 Flanges	Stainless Steel 317L Flanges
Stainless Steel 304L Flanges	Stainless Steel 321 Flanges
Stainless Steel 304H Flanges	Stainless Steel 321H Flanges
Stainless Steel 310 Flanges	Stainless Steel 347 Flanges
Stainless Steel 310S Flanges	Stainless Steel 347H Flanges
Stainless Steel 316 Flanges	Stainless Steel 446 Flanges
Stainless Steel 316L Flanges	Stainless Steel 904L Flanges

ANSI B16.5 Stainless Steel Forged 1/2" - 24" Flange Classes

Class 150	Class 300	Class 400
Class 600	Class 900	Class 1500
-	Class 2500	-

Stainless Steel Flanges Ready Stock At Microtech Stainless Steel Co.

SS Slip On Flanges / Stainless Steel Slip On Flanges	SS Flanges Facing Type Finish / Stainless Steel Flanges Facing Type Finish
SS Welding Neck Flanges / Stainless Steel Welding Neck Flanges	SS Collar Flanges / Stainless Steel Collar Flanges
SS Long Welding Neck Flanges / Stainless Steel Long Welding Neck Flanges	SS Flat Face Flanges / Stainless Steel Flat Face Flanges
SS Blind Flanges / Stainless Steel Blind Flanges	SS Raised Face Flanges / Stainless Steel Raised Face Flanges
SS Lap Joint Flanges / Stainless Steel Lap Joint Flanges	SS Ring Type Joint Flanges / Stainless Steel Ring Type Joint Flanges
SS Socket Weld Flanges / Stainless Steel Socket Weld Flanges	SS Spectacle Blind Flanges / Stainless Steel Spectacle Blind Flanges
SS Threaded Flanges / Stainless Steel Threaded Flanges	SS Plate Flanges / Stainless Steel Plate Flanges
SS Reducing Flanges / Stainless Steel Reducing Flanges	SS Flat Flanges / Stainless Steel Flat Flanges
SS Square Flanges / Stainless Steel Square Flanges	SS Orifice Flanges / Stainless Steel Orifice Flanges
SS Expander Flanges / Stainless Steel Expander Flanges	SS Weldo / Nipo Flanges / Stainless Steel Weldo / Nipo Flanges
SS Groove & Tongue Flanges / Stainless Steel Groove Tongue Flanges	SS Loose Flanges / Stainless Steel Loose Flanges
SS Spades Ring Spacers Flanges / Stainless Steel Spades Ring Spacers Flanges	SS High Hub Blinds Flanges / Stainless Steel High Hub Blinds Flanges
SS Screwed Flanges / Stainless Steel Screwed Flanges	SS Weld Neck Flanges Series A or B / Stainless Steel Weld Neck Flanges Series A or B
-	SS Lip type flanges / Stainless Steel Lip type flanges
-	SS Puddle Flanges / Stainless Steel Puddle Flanges

Material Specfication And Dimension Standards - Stainless Steel Flanges / SS Flanges

Product Category	Material Specification as per ASME/ASTM	Dimension Standards
Flanges	ASME SA182/, ASTM A182	ANSI B16.5, ASME B16.5, MSS SP-44, ASME B16.47, API 605, ASME B16.36, ANSI B16.36, BS 3293, ASME B16.48, API 590, API 6A, API 6B, JIS B2220, DIN 2573, DIN 2576, DIN 2642, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2565, DIN 2566, DIN 2527, UNI 2276, UNI 2277, UNI 2278, UNI 6089, UNI 6090, UNI 2280, UNI 2283, UNI 2284, UNI 2253, UNI 2254, UNI 6092, UNI 6093, EN 1092-1 TYPE 1, EN 1092-1 TYPE 2, EN 1092-1 TYPE 11, EN 1092-1 TYPE 13, EN 1092-1 TYPE 5 (PN6, PN10, PN16, PN25, PN40

Stainless Steel Flanges / SS Flanges - Size Range

Dimension Standards	Size Range	Ratings
ASME/ANSI B16.5	1/2" to 24"	150# to 2500#
MSS SP 44	12" TO 60"	150# to 900#
ASME/B16.47/API 605	26" TO 60"	-
ASME/ANSI/B16.36	1" TO 24"	300# TO 2500#
BS 3293	26" TO 48"	150# TO 600#
ASME B16.48 / API 590	1/2" TO 24"	150# TO 2500#
API 6A API 6B	2 1/6" TO 30"	2000 PSI TO 20000 PSI
DIN	DN10 TO DN3600	PN6 TO PN160

Product		Size
SS Slip-On Flanges	SS Threaded Flanges	1/8″ – 36″ Raised Face or Flat Face
SS Weld Neck Flanges	SS Socket Weld Flanges
SS Blind Flanges	SS Reducing Flanges
SS Lap Joint Flanges	SS Plate Flanges

ANSI/ASME Forged Flanges

Type	ASME/ANSI	Pressure Class
ASME/ANSI B16.5	Welding neck flange, slip On flange, blind flange,High hub blind flange, Socket weld flange.Lapjoint flange, threaded flange. ring type joint flange.	150, 300, 400 , 600 , 900, 1500 , 2500
ASME/ANSI B16.47(SERIES A & B)	Welding neck flange, blind flange	75, 150, 300, 400 , 600 , 900
ASME/ANSI B16.36	(Orifice flanges) welding neck flange, slipon flange, threaded flange	300, 400 , 600 , 900, 1500 , 2500
ASTM/ANSI B16.48	( Figure-8 blanks)	150, 300, 400 , 600 , 900,1500, 2500
MSS SP44	Welding neck flange, blind flange	300, 400 , 600 , 900
API 6A	Welding neck flange, thread flange,Blind flange.	2000Psi, 3000Psi, 5000Psi, 10000Psi, 15000Psi, 20000Psi, 25000Psi

Available Types Of AISI, ASME, DIN, BS, EN SS Flanges

Stainless Steel Screwed Flanges	SS JIS WNRF Flanges
SS Long Weld Neck Flanges	Stainless Steel SORF Flanges
DIN 1.4438 Spectacle Blind Flanges	UNS S31703 Weld Neck Flanges
ASME SA240 SS Ring Joint Flanges	ANSI SS Socket Weld Flanges
ASTM SS Threaded Flanges	SS Slip On Raise Face Flanges
SS Blind Raise Face Flanges	Stainless Steel Lap Joint Flanges
SS EN Orifice Flanges	Steel SWRF Flanges
AISI SS BLRF Flanges	-

Ready Stock Of Stainless Steel AISI, ASME, DIN, BS, EN Flanges & Other Ready Inventory

Flanges Class	Availability
ASTM A182 Stainless Steel Flanges 150#	√
ASTM A182 Stainless Steel Flanges 300#	√
ASTM A182 Stainless Steel Flanges 400#	√
ASTM A182 Stainless Steel Flanges 600#	√
ASTM A182 Stainless Steel Flanges 900#	√
ASTM A182 Stainless Steel Flanges 1500#	√
ASTM A182 Stainless Steel Flanges 2500#	√

ASTM A182 Stainless Steel Flanges / ASTM A182 SS Flanges Available In Stock

ASTM A182 Stainless Steel 201 Flanges	ASTM A182 Stainless Steel 316H Flanges
ASTM A182 Stainless Steel 202 Flanges	ASTM A182 Stainless Steel 317 Flanges
ASTM A182 Stainless Steel 304 Flanges	ASTM A182 Stainless Steel 317L Flanges
ASTM A182 Stainless Steel 304L Flanges	ASTM A182 Stainless Steel 321 Flanges
ASTM A182 Stainless Steel 304H Flanges	ASTM A182 Stainless Steel 321H Flanges
ASTM A182 Stainless Steel 310 Flanges	ASTM A182 Stainless Steel 347 Flanges
ASTM A182 Stainless Steel 310S Flanges	ASTM A182 Stainless Steel 347H Flanges
ASTM A182 Stainless Steel 316 Flanges	ASTM A182 Stainless Steel 446 Flanges
ASTM A182 Stainless Steel 316L Flanges	ASTM A182 Stainless Steel 904L Flanges

Stainless Steel Flanges / SS Flanges Dimensions

Nominal Pipe Size	Flanges Inside Diameter (ID) (inch)	Flanges Outside Diameter (OD) (inches)
Nominal Pipe Size	Flanges Inside Diameter (ID) (inch)	Class 150	Class 300	Class 400	Class 600	Class 900
43102	0.84	1.88	2.13	2.13	2.13	2.5
43163	1.06	2.25	2.63	2.63	2.63	2.75
1	1.31	2.63	2.88	2.88	2.88	3.13
1.25	1.66	3	3.25	3.25	3.25	3.5
1.5	1.91	3.38	3.75	3.75	3.75	3.88
2	2.38	4.13	4.38	4.38	4.38	5.63
2.5	2.88	4.88	5.13	5.13	5.13	6.5
3	3.5	5.38	5.88	5.88	5.88	6.63
4	4.5	6.88	7.13	7	7.63	8.13
5	5.56	7.75	8.5	8.38	9.5	9.75
6	6.62	8.75	9.88	9.75	10.5	11.38
8	8.62	11	12.13	12	12.63	14.13
10	10.75	13.38	14.25	14.13	15.75	17.13
12	12.75	16.13	16.63	16.5	18	19.63