ASME B16.5 & EN 1092-1 Flange Supplier in Indonesia, Stainless Steel 304 / 316 Flanges Suppliers in Jakarta.
Omaa Metal Sources is a trusted manufacturer and exporter of forged and machined industrial flanges to Indonesia’s major industrial hubs. We serve EPC contractors and end users across Jakarta, Surabaya, Bekasi, Batam, Medan, Balikpapan, and surrounding areas. Located in the heart of Jakarta, our support network ensures timely delivery and technical assistance for all Indonesian regions. Our flanges are manufactured to meet global dimensional and material standards, including ASME B16.5, ASME B16.47, EN 1092-1, DIN, JIS B2220, and API 6A, ensuring full compliance for oil & gas, petrochemical, marine, and energy sectors in Indonesia.
We offer a complete range of flanges from 1/2″ to 60″ NB, available in pressure ratings from 150# to 2500# and custom-built to suit specific project needs. Our flange types include Weld Neck, Slip-On, Socket Weld, Lap Joint, RTJ, Blind, and Threaded, engineered for high pressure and corrosive environments. For offshore platforms and refineries, we supply flanges in Duplex & Super Duplex (ASTM A182 F51, F53, F55), and Nickel Alloys like Monel, Inconel, Hastelloy, and Cu-Ni 90/10 & 70/30.
All products are manufactured in ISO 9001:2015 and PED-approved facilities, with rigorous quality control and third-party inspection. Documentation includes Mill Test Certificates (MTCs) as per EN 10204 3.1/3.2, and compliance with NACE MR0175, API 6A, and client specifications. We cater to power plants, LNG terminals, shipyards, water treatment facilities, and industrial processing units across Indonesia’s archipelago. Get a Quote.
Types of Industrial Flanges We Export to Indonesia
Industrial Flange Specifications in Indonesia
| Specification | Details |
|---|---|
| Size Range | 1/2” (15 NB) to 60” (1500 NB) & Custom Sizes |
| Class / Pressure Rating |
ANSI/ASME: 150#, 300#, 600#, 900#, 1500#, 2500# API: 2000#, 3000#, 5000#, 10000#, 15000# DIN: PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160, PN250 |
| Standards / Dimensions |
ASME B16.5 (Up to 24”) ASME B16.47 (Series A & B) (Above 24”) MSS SP-44 API 6A EN 1092-1 BS 4504 JIS B2220 DIN 2527, DIN 2631-2635 AWWA C207 |
| Connection Type | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
| Material Standards |
ASTM A105 / A105N (Carbon Steel) ASTM A350 LF2 (Low-Temperature Carbon Steel) ASTM A182 F304 / F304L / F316 / F316L (Stainless Steel) ASTM A694 F42, F52, F60, F65, F70 (High Yield Carbon Steel) ASTM A182 UNS S31803 / S32205 / UNS S32750 / UNS S32760 (Duplex & Super Duplex Steel) ASTM B564 UNS N06625, N08825 (Inconel & Incoloy) ASTM B381 (Titanium Gr.2, Gr.5) |
| Materials & Grades |
Carbon Steel: A105, A350 LF2, A694 F52-F70 Stainless Steel: 304, 304L, 316, 316L, 321, 347, 904L Duplex & Super Duplex Steel: F51, F53, F55 Alloy Steel: A182 F1, F5, F9, F11, F22, F91 Nickel Alloys: Inconel 600/625, Monel 400/K500, Hastelloy C22/C276 Copper Alloys: Cu-Ni 70/30, Cu-Ni 90/10 |
Industries We Serve in Indonesia
- Offshore & Onshore Oil and Gas Projects
- Petrochemical & Refining Facilities
- LNG & Power Generation Plants
- Water Desalination and Wastewater Projects
- Mining, Marine, and Shipbuilding Yards
Why Choose Omaa Metal Sources in Indonesia?
- Fast supply to major cities like Jakarta, Surabaya, Batam, Medan, Balikpapan, and Makassar
- Export-ready documentation & packing for Southeast Asian standards
- Non-standard flanges and custom designs on request
- Competitive pricing with third-party inspection options
- Over a decade of experience in global piping solutions