Zain Fittings is a renowned manufacturer and supplier of high quality pipe fittings suitable for various industrial requirements Specializing in stainless steel 316/316L Buttweld Fittings, the company offers high quality fittings for demanding applications for. Ensures level durability, corrosion resistance and excellent performance With a commitment to precision engineering and customer satisfaction, Zain Fittings handles oil and gas, chemical processing, marine and other industries Their expertise provides reliable solutions , making them a reliable partner for global piping needs.
| Specifications | ASTM A403 / ASME SA403 |
|---|---|
| Size | 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated) |
| Standards | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Thickness | 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS available with NACE MR 01-75 |
| Type | Seamless / Welded / Fabricated |
Stainless steel 316 and 316L buttweld fittings, with low carbon content, are made of austenitic alloys mainly of iron, chromium (16-18%), nickel (10-14%) and molybdenum (2-3%) not 316L ( 0). .03% max) sense 316 (0.08% max). This design provides excellent corrosion resistance, especially in chloride environments. Mechanical properties include 520 MPa tensile strength, 205 MPa yield strength and 40-50% elongation. The material exhibits excellent weldability, formability and hardness even at cryogenic temperatures, making it suitable for harsh environments in the chemical, petrochemical and marine industries
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
|---|---|---|---|---|---|---|---|---|---|---|
| 316 | min. | – | – | – | – | 16.0 | 2.0-3.0 | 10.0 | – | |
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | – | ||
| 316L | min. | – | – | – | – | – | 16.0 | 2.0-3.0 | 10.0 | – |
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | – | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 316 | 515 | 205 | 40 | 95 | 217 |
| 316L | 485 | 170 | 40 | 95 | 217 |
Zain Fittings is a leading supplier of Stainless Steel 316 Buttweld Fittings in Jakarta, Indonesia. We offer an extensive range of Stainless Steel 316L Buttweld Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
|---|---|---|---|---|---|---|---|
| SS 316 Fittings | 1.4401 / 1.4436 | S31600 | SUS 316 | 316S31 / 316S33 | – | Z7CND17‐11‐02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
| SS 316L Fittings | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
Stainless Steel 316 / 316L Buttweld Fittings from Zain Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Stainless steel 316/316L Buttweld Fittings provide excellent corrosion resistance, especially in harsh environments such as the marine and chemical industry, and the presence of molybdenum provides superior strength, durability and superior heat resistance against, making it ideal for important projects. The lower carbon content of 316L reduces the risk of sensitivity and intergranular corrosion, and enhances weldability. These materials are highly resistant to pitting and cravis corrosion, providing long service life. In addition, it is inert, easy to maintain, and provides flexible and leak-proof connections to plumbing systems.
| Nominal Pipe Size | Outside Diameter | Caps | Straight Tees | Straight Crosses | Stub Ends | |||
|---|---|---|---|---|---|---|---|---|
| (inches) | (mm) | (inches) | Length (inches) | Center to End (inches) | Center to End (inches) | Lap Diameter (inches) | Long Length (inches) | Short Length (inches) |
| 1/2 | 21.3 | 0.840 | 1 | 1 | – | 1 3/8 | 3 | 2 |
| 3/4 | 26.7 | 1.050 | 1 | 1 1/8 | – | 1 11/16 | 3 | 2 |
| 1 | 33.4 | 1.315 | 1 1/2 | 1 1/2 | 1 1/2 | 2 | 4 | 2 |
| 1 1/4 | 42.2 | 1.660 | 1 1/2 | 1 7/8 | 1 7/8 | 2 1/2 | 4 | 2 |
| 1 1/2 | 48.3 | 1.900 | 1 1/2 | 2 1/4 | 2 1/4 | 2 7/8 | 4 | 2 |
| 2 | 60.3 | 2.375 | 1 1/2 | 2 1/2 | 2 1/2 | 3 5/8 | 6 | 2 1/2 |
| 2 1/2 | 73.0 | 2.875 | 1 1/2 | 3 | 3 | 4 1/8 | 6 | 2 1/2 |
| 3 | 88.9 | 3.500 | 2 | 3 3/8 | 3 3/8 | 5 | 6 | 2 1/2 |
| 3 1/2 | 101.6 | 4.000 | 2 1/2 | 3 3/4 | 3 3/4 | 5 1/2 | 6 | 3 |
| 4 | 114.3 | 4.500 | 2 1/2 | 4 1/8 | 4 1/8 | 6 3/16 | 6 | 3 |
| 5 | 141.3 | 5.563 | 3 | 4 7/8 | 4 7/8 | 7 5/16 | 8 | 3 |
| 6 | 168.3 | 6.625 | 3 1/2 | 5 5/8 | 5 5/8 | 8 1/2 | 8 | 3 1/2 |
| 8 | 219.1 | 8.625 | 4 | 7 | 7 | 10 5/8 | 8 | 4 |
| 10 | 273.1 | 10.750 | 5 | 8 1/2 | 8 1/2 | 12 3/4 | 10 | 5 |
| 12 | 323.9 | 12.750 | 6 | 10 | 10 | 15 | 10 | 6 |
Yes, custom sizes for Stainless Steel 316 / 316L Buttweld Fittings are available at Zain Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@zainfittings.id.
Stainless steel 316/316L Buttweld Fittings are widely used in industries requiring corrosion resistance, such as chemical processing, food and beverage, pharmaceutical, marine applications and their high resistance to pitting, crevice corrosion makes it ideal for harsh chemical, seawater and high temperature application environments. including pressure vessels, heat exchangers and tanks. The low-carbon 316L stainless steel is particularly suitable for welded structures, providing better weldability and reducing the risk of carbide precipitation.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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