
Stainless Steel 304 / 304L / 304H Union supplier
Stainless Steel 304 Unions, 304L Stainless Steel Socket Weld Unions, 304 Stainless Steel Threaded Union Manufacturer, SS F304 Forged Union Stockist, SS 304H Unions Suppliers, 304L Stainless Steel Screwed Unions, SS F304 Union Exporters in Mumbai India.
Table of Contents
- What is 304 / 304L / 304H Stainless Steel Union ?
- 304 / 304L / 304H Stainless Steel Union Specification
- Ready Stock of 304 / 304L / 304H Stainless Steel Unions
- Equivalent Grade of SS 304 / 304L / 304H Unions
- Stainless Steel 304 / 304L / 304H Union Chemical Composition
- ASTM A182 F304 / 304L / 304H Unions Mechanical Properties
- ASME SA182 F304, 304L, 304H Stainless Steel Union Price
- Widest Stock of 304, 304L, 304H Stainless Steel Unions
- Suppliers Stockist and Distributors Of World's Top 10 Manufacturers Of SS 304 / 304L / 304H Unions
- Approved In The Following Top Refineries Across The Globe
- Application of Stainless Steel 304, 304L, 304H Unions

Priminox Overseas is a known manufacturer of SS 304 / 304L / 304H Pipes, which is the most common stainless steel. 304 Seamless Pipes contains both chromium and nickel metals as the main non-iron constituents. SS 304 Welded Pipes is readily brake or roll formed into a variety of components for applications in the industrial, architectural, and transportation fields. 304L Welded Pipes is a sought after material for use in severely corrosive conditions. A213 SS 304L Seamless Pipes is the most versatile and also widely used alloy in the stainless steel family. Due to its controlled carbon content,. ASTM A312 SS 304H Seamless Pipes provides improved high temperature strength when exposed to temperatures above 800 Degree F. ASTM A249 304H Welded Tubes is an austenitic chromium-nickel steel alloy and the greater carbon content delivers an increased tensile and yield strength. ASTM A358 304LN Welded Pipes is a low-carbon, higher nickel and nitrogen alloyed alternative to 304 with improved strength and low-temperature toughness.
SS 304 Forged Unions, UNS S30400/S30403/ S30409 Union, 1.4301-1.4307-1.4948 Union, 304 SS Hex Head Unions, SS 304L High-Pressure Union, ASTM A182 F304 SS Female Unions, SS 304 Male Union, ANSI B16.11 SS 304L Union, ASME SA 182 F304L Stainless Steel Unions Manufacturer in India.
Priminox Overseas is a known manufacturer of SS 304 / 304L / 304H Pipes, which is the most common stainless steel. 304 Seamless Pipes contains both chromium and nickel metals as the main non-iron constituents. SS 304 Welded Pipes is readily brake or roll formed into a variety of components for applications in the industrial, architectural, and transportation fields. 304L Welded Pipes is a sought after material for use in severely corrosive conditions. A213 SS 304L Seamless Pipes is the most versatile and also widely used alloy in the stainless steel family. Due to its controlled carbon content,. ASTM A312 SS 304H Seamless Pipes provides improved high temperature strength when exposed to temperatures above 800 Degree F. ASTM A249 304H Welded Tubes is an austenitic chromium-nickel steel alloy and the greater carbon content delivers an increased tensile and yield strength. ASTM A358 304LN Welded Pipes is a low-carbon, higher nickel and nitrogen alloyed alternative to 304 with improved strength and low-temperature toughness.
304 / 304L / 304H Stainless Steel Union Specification
Trade name | Stainless Steel 304 Union |
Stainless Steel 304 Unions Standard | ASTM A182 / ASME SA182 |
304 Stainless Steel Union Dimensions | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
SS 304 Unions Size Range | 1/8” NB to 4” NB (Socket weld & Screwed-Threaded) |
Stainless Steel 304 Unions Class/Pressure |
|
SA 182 Gr 304 Stainless Steel Union Fittings Marking | All Fittings are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.) |
Delivery Time | 7-15 working days as usual, It will based on the detailed order quantity. |
Payment Terms | Paypal, Western Union, T/T (Telegraphic Transfer or Wire Transfer), L/C or Trade Assurance 30% deposit & balance before shipping |
Free Sample | Yes if we have in stock |
UNS S30400 Stainless Steel Union testing reports |
|
SA 182 F 304 Stainless Steel Unions Origin & Mills | Japanese, Indian, USA, Korean, European, Russian, Ukraine (Strictly No China) |
Stainless Steel 304 UNS S30400 Union Fittings Application & uses |
|

Equivalent Grade of SS 304 / 304L / 304H Union
STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS | GOST |
SS 304 | S30400 | 1.4301 | Z7CN18‐09 | X5CrNi18-10 | SUS 304 | 304S31 | 08Х18Н10 |
SS 304L | S30403 | 1.4306/1.4307 | Z3CN18‐10 | X2CrNi18-9 / X2CrNi19-11 | SUS 304L | 304S11 | 03Х18Н11 |
SS 304H | S30409 | 1.4301 | – | – | – | – | – |
Ready Stock of 304 / 304L / 304H Stainless Steel Unions

Socket Weld Union
Stainless Steel F304 Socket weld Union
304L SS Hex Head Socket weld Union
UNS S30400/S30403/S30409 Socket weld Unions
AISI 304 Socket weld Union
1.4301/1.4307/1.4948 Socket weld Unions
ASTM A182 F304 Socket weld Union
ASME SA 182 F304L SS Socket weld Unions
SS F304H Socket weld Male Union
304 SS Socket weld Female Unions

Threaded Union
Stainless Steel F304 Threaded Union
304L SS Threaded Hex Head Union
UNS S30400/S30403/S30409 Threaded Unions
AISI 304 Threaded Union
1.4301/1.4307/1.4948 Threaded Unions
ASTM A182 F304 Threaded Union
ASME SA 182 F304L SS Threaded Unions
SS F304H Threaded Male Union
304 SS Threaded Female Unions

Screwed Union
Stainless Steel F304 Screwed Union
304L SS Screwed Hex Head Union
UNS S30400/S30403/S30409 Screwed Unions
AISI 304 Screwed Union
1.4301/1.4307/1.4948 Screwed Unions
ASTM A182 F304 Screwed Union
ASME SA 182 F304L SS Screwed Unions
SS F304H Screwed Male Union
304 SS Screwed Female Unions
ASME SA182 F304, 304L, 304H Stainless Steel Unions Price
ASTM A182 F 304 Stainless Steel Unions : FOB Price US $500.00-$2,200.00 / Ton
304L Stainless Steel Unions : FOB Price US $800.00-$4,000.00/ Ton
Stainless Steel 304H Threaded Unions : FOB Price US $800.00-$4,800.00/ Ton
ASTM A182 F304 Socket Weld Stainless Steel Union : FOB Price US $1,299.00-$2,999.00/ Ton
ASME SA182 F 304H Stainless Steel Screwed Unions : FOB Price US $900.00-$4,000.00/ Ton
Stainless Steel 304 / 304L / 304H Union Chemical Composition
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 304L | 0.035 max | 2.0 max | 1.0 max | 0.045 max | 0.03 max | 18 – 20 | – | 8 – 13 | – |
SS 304H | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.03 max | 18 – 20 | – | 8 – 10.5 | – |
ASTM A182 F304 / 304L / 304H Unions Mechanical Properties
Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
SS 304/304L/304H | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000, MPa – 515 | Psi – 30000, MPa – 205 | 40 % |
Widest Stock of 304, 304L, 304H Stainless Steel Unions
- Stainless Steel 304 Industrial Unions
- ASME B16.11 SS 304L High Pressure Unions
- ASTM A182 F304H SS Socket Weld Union
- ASME SA182 F 304 SS Threaded Union
- 304L Forged Stainless Steel Hex Head Union
- Stainless Steel 304H Male Union Manufacturer
- UNS S30400 Threaded Union
- Stainless Steel 304 Socket Weld Union Supplier
- Large Selection of SS 304 Socket Weld Unions
- UNS S30403 Screwed Union
- 1.4301 Socket Weld Union
- UNS S30409 Threaded Union
- 1.4307 Forged Unions
- Stainless Steel SUS 304 Socket Weld Union
- 1.4948 Socket Weld Union
- SS 304 Screwed Union Stock
- SS 304H Screwed Female Union
- 304L Stainless Steel Hex Head Union
- ASTM A182 F304L Stainless Steel Union
- Stainless Steel 304 Screwed Union
- SUS 304L Forged Unions
- 304L Union Stainless Steel Fittings
- AISI 304L Stainless Steel Threaded Male Union
- Grade 304H Stainless Steel Threaded Union
Suppliers Stockist and Distributors Of World's Top 10 Manufacturers Of SS 304 / 304L / 304H Unions










Approved In The Following Top Refineries Across The Globe


















Application of Stainless Steel 304, 304L, 304H Unions






Manufacturer Stainless Steel 304, 304L, 304H Unions
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Priminox Overseas
502, 5th Floor, Radhe Vallabh CHS, Modi Chambers, French Bridge, Opera House, Mumbai 400004, India
Telephone No –
+91-22-22401988
Email Id –
info@priminox.com