Stainless steel


304, 304L, 304H Flanges

India’s Largest Manufacturer & Suppliers of ASTM A182 SS 304 Flanges, SS 304L Slip on Flanges, AISI 304H Weld Neck Flanges, ANSI B16.5 Stainless Steel UNS S30400 Blind Flanges, SS 304L Socket Weld Flanges, Stainless Steel 304H Threaded Flanges Exporter in Mumbai, India

SS 304 Lap Joint Flanges Exporter, ASME SA 182 Stainless Steel 304L Orifice Flanges, SS UNS S30409 Reducing Flanges, Stainless Steel 304 Plate Flanges, SS WNR 1.4301 Flat Face Flanges Dealer, Stockists

We Sunflex Metal Industries are one of the leading manufacturer, exporter, and supplier of Stainless Steel 304, 304L, 304H Flanges. We offer a wide range of stainless steel flanges in order to meet the various requirements of our clients. We supply different types of 304, 304L, 304H Flanges such as slip on flange, welding neck flange, socket weld flange, lap joint flange, threaded flange, blind flanges, etc.

We offer Stainless Steel 304 Flanges are made up of high-quality raw materials which are used as a part of mechanical purposes and to join pipes. These are used in Oil, gas pipeline, plumbing, paper & pulp industry, etc. These are easily weldable and provide solid welded connections. SS 304 Weld Neck Flanges are able to accommodate the inner diameter of pipes and it has the tapered hub too.

SS 304 Threaded Flanges are generally used for low pressure, non-cyclic applications and also even in dangerous welding situations. SS 304 Forged Flanges are used for heat coupling of pipes. We supply Stainless Steel 304L Flanges are used in various applications and are long lasting flanges. SS 304L blind Flanges are used in petrochemical, pipe engineering, and waterworks. SS 304 Slip on Flanges is fixed to the pipe by fillet welding at the hub and at end of the pipe. SS 304 Socket Weld Flanges are highly durable, corrosion resistant, reliable, and more.

We also supply Stainless Steel 304H Flanges are used in foods and beverages industry due to its highly resistant to atmospheric corrosion. SS 304H Weld Neck Flanges has held resistance to organic and inorganic chemicals. SS 304H Blind Flanges are used in petroleum refining and chemical processing industry due to their excellent functioning in nitric acid and acetic acid surroundings. SS 304H Threaded Flanges are used in sour service sector because they are immune to highly reducing environments. Contact us for best deals.

ANSI B16.5 Stainless Steel 304 SORF Flanges, SS 304L BLRF Flanges, SS 304H WNRF Flanges, Stainless Steel UNS S30403 SWRF Flanges, Stainless Steel 304L Screwed Flanges, SS Grade 304H Pipe Flanges Stockholder in India

Stainless Steel 304, 304L, 304H Flanges Specifications

Standard specifications for stainless steel 304, 304L, 304H Flanges. If any specification is not mentioned here, you can contact us. We also manufacture and export any custom specification as per clients requirement.

Specifications ASTM A182 / ASME SA182
Size 1/2″ (15 NB) to 48″ (1200NB)
Standards ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. 
Class / Pressure 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Dimensions ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Types of SS 304, 304L, 304H Flanges

SS 304 Raised Face Slip On Flanges 304H SS Slip On Plate Flanges
304L Stainless Steel Slip On Flanges SS UNS S30400 Weld Neck Flanges
SS WERKSTOFF NR. 1.4948 Weld Neck Flange ASTM A182 304L Stainless Steel WNRF Flange
304 SS Blind Flanges SS 304H Raised Face Blind Flanges
304L Stainless Steel Blind Flange SS WERKSTOFF NR. 1.4301 Orifice Flanges
A182 304H Stainless Steel Orifice Flanges SS UNS S30403 Orifice Flanges
304 Stainless Steel Socket Weld Flanges SS UNS S30409 Socket Weld Flanges
SS WERKSTOFF NR. 1.4306 SWRF Flanges ASTM A182 Stainless Steel 304 Threaded Flanges
304L SS Threaded Flanges 304H Stainless Steel Threaded Flanges
SS 304 Long Weld Neck Flanges SS UNS S30403 Long Weld Neck Flanges
SS WERKSTOFF NR. 1.4301 Long Weld Neck Flanges SS UNS S30400 RTJ Flanges
304L Stainless Steel RTJ Flanges SS 304H Ring Type Joint Flanges
ASTM A182 Stainless Steel 304 Reducing Flanges SS WERKSTOFF NR. 1.4307 Reducing Flange
SS UNS S30409 Forged Flanges Stainless Steel 304 Forged Flanges
304H SS Forged Flange SS 304L Forged Flanges

Chemical Composition of SS 304, 304L, 304H Flanges

Grade C Mn Si P S Cr Mo Ni N
SS 304 0.08 max 2 max 0.75 max 0.045 max 0.030 max 18 – 20 8 – 11
SS 304H 0.10 max 2 max 0.75 max 0.045 max 0.030 max 18 – 20 8 – 10.5
SS 304L 0.035 max 2 max 1.0 max 0.045 max 0.030 max 18 – 20 8 – 13

SS 304, 304L, 304H Flanges Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Stainless Steel 304, 304L, 304H Flanges Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 304 1.4301 S30400 SUS 304 304S31 08Х18Н10 Z7CN18‐09 X5CrNi18-10
SS 304H 1.4301 S30409
SS 304L 1.4306 / 1.4307 S30403 SUS 304L 3304S11 03Х18Н11 Z3CN18‐10 X2CrNi18-9 / X2CrNi19-11

ASTM A213 304, 304L, 304H Steel Flanges Price List

Sunflex Metal Industries is one of the most competitive suppliers of Flanges from India. Our prices for 304, 304L, 304H Flanges are very competitive. Please click on the request a quote button or click here to request the updated price list and ready stock information along with your requirement. Sunflex Metal Industries maintains a stock of all standard items and can export them at the best price for 304, 304L, 304H Flanges.

Steel 304, 304H, 304 Flanges - Industries & Applications

Our flanges are used in a wide range of applications and various industries. Below are a few of them:

  • Gas Processing Industries
  • Petrochemical Industries
  • Power Generation Industries
  • Food Processing Industries
  • Chemical Industries
  • Oil & Gas Industries
  • Fertilizers Industries
  • Paper Industries

Stock Availability of Stainless Steel 304, 304L, 304H Flanges

We maintain huge inventories of all standard sizes and grades. Please send us your complete requirement and we will send you the availability with the best quote for 304, 304L, 304H Flanges.
Click to send your requirement.

Why Buy SS 304L, 304H, 304 Flanges from Sunflex Metal Industries

Sunflex Metal Industries is a leading stockist, distributor and supplier of 304, 304L, 304H Flanges from India. With more than three decades of experience, we understand the steel industry deeply. We have huge experience of supplying to all major industries across the world. Our team of dedicated experts with stringent quality policy ensures that we supply best-in-class products meeting and exceeding our client’s expectations. Below are a few quick points about why buying from Sunflex Metal Industries will give you an undue advantage:

  • Huge inventory of all standard sizes and grades.
  • Distributors of all reputed origins and manufacturers.
  • Strict quality control policies and highly experienced team.
  • Strong logistics & delivery channels.
  • Modern Infrastructure with huge storage capacity.
  • An ISO 9000:2015 Certified Company.
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Prominent Countries where we Export Stainless Steel 304, 304L, 304H Flanges

Exporting Flanges to Singapore, Malaysia, Hongkong, Thailand, Indonesia, Taiwan. Other countires includes  Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy,  Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Pakistan, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia,  South Korea, South Africa, Sri Lanka, Syria,  Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen.

We are one of the top:

  • Flanges exporters to Singapore
  • Flanges exporters to Malaysia
  • Flanges exporters to Hongkong
  • Flanges exporters to Thailand
  • Flanges exporters to Indonesia
  • Flanges exporters to Taiwan