ASTM A403 PIPE FITTINGS MANUFACTURER IN INDIA, ASTM A403 WP 304, 304L 316, 316L PIPE FITTINGS
ASTM A403 WP 304L ELBOW, ASTM A403 WP 304L EQUAL TEE, ASTM A403 WP 316L FITTINGS MANUFACTURER, SUPPLIER
ASTM A403 BUTTWELD SEAMLESS AND WELDED ELBOW, TEE, REDUCER, END CAP, MANUFACTURER, EXPORTER, SUPPLIER
ASTM A403 WP304L 36″ Long Radius Elbow | ASTM A403 WP316L 24″ Equal Tee SCH XXS | ASTM A403 WP321H 36″ SCH 160 Short Radius Bends | ASTM A403 WP347H 24″ Concentric Reducer SCH 80S | ASTM A403 WP316L Unequal Tee 24″ x 12″ SCH 160 | ASTM A403 WP304 Seamless Buttweld Fittings | ASTM A403 WP316L 100% X-Ray Welded Buttweld Fittings | ASTM A403 WP304/316 ANSI B16.9 Fittings | Seamless Reducing Tee, ASTM A403 WP Grade
Annealed/Pickled Finish | No.4 Finish | Shot Blast Finish | Electropolish | Heat Marking | Certification EN 10204 3.1
Seamless and ERW Buttweld ASTM A403 WP304L/316L Fittings in Size Range of 1/2″ upto 48″ SCH 10, SCH 40, SCH80, SCH 160, SCH XS, SCH XXS
“ASTM A403 is Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings“
We Specialise in Manufacturing Large Diameter and High Thickness ASTM A403 Seamless, Welded Stainless Steel Buttweld Fittings
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ASTM A403 WP304L, WP316L – Stainless Steel Buttweld Pipe Fittings Manufacturer, Exporter and Supplier
An ISO 9001:2008 Certified Company, Metline Industries is India’s most trusted manufacturer and exporter of ASTM A403 WP304, WP304L, WP316L grade stainless steel buttweld fittings. Our stock includes ASTM A403 pipe fittings in a complete range of sizes and thicknesses. All raw material purchased by Metline Industries to manufacture ASTM A403 WP fittings is fully traceable to the mill source. All fittings are manufactured in India, with raw materials coming from reputed Mills in India and overseas.
This specification covers the standard for wrought austenitic stainless steel fittings for pressure piping applications. The material for fittings shall consist of forgings, bars, plates, or seamless or welded tubular products. Forging or shaping operations shall be performed by hammering, pressing, piercing, extruding, upsetting, rolling, bending, fusion welding, machining, or by a combination of two or more of these operations. All fittings shall undergo heat-treatment. Chemical and product analyses shall be performed and shall conform to the required chemical composition in carbon, manganese, phosphorus, sulfur, silicon, chromium, molybdenum, and titanium. Tension test shall be done on the fitting material to determine the tensile properties such as yield strength and tensile strength. Fittings supplied under this specification shall be examined visually for surface discontinuities, surface checks, and mechanical marks.
ASTM A403 WP 304, WP304L, WP316L Pipe Fittings Chemical Composition
| Wrought Austenitic ASTM A403 Stainless Steel Piping Fittings | ||||||||
| Grade | Composition, % | |||||||
| C | Mn | P | S | Si | Ni | Cr | Mo | |
| WP 304 | 0.08 | 2 | 0.045 | 0.03 | 1 | 8.0-11.0 | 18.0-20.0 | – |
| WP 304L | 0.035 | 2 | 0.045 | 0.03 | 1 | 8.0-13.0 | 18.0-20.0 | – |
| WP 316 | 0.08 | 2 | 0.045 | 0.03 | 1 | 10.0-14.0 | 16.0-18.0 | 2.00-3.00 |
| WP 316L | 0.035 | 2 | 0.045 | 0.03 | 1 | 10.0-16.0 | 16.0-18.0 | 2.00-3.00 |
ASTM A403 WP 304, WP304L, WP316L Pipe Fittings Mechanical Properties
| Tensile and Elongation Requirements | WP304, WP316 | WP304L, WP316L | |
| Yield Strength, min, ksi [MPa] | 30[205] | 25[170] | |
| Tensile Strength, min, ksi [MPa] | 75[515] | 70[485] | |
| Elongation (1) | Longitudinal | 28 | 28 |
| Transverse | 20 | 20 | |
ASTM A403 WP 304, WP304L, WP316L Pipe Fittings Production Range
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Range | ½”NB to 48″NB in Sch 10s, 40s, 80s, 160s, XXS. |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. |
Buttweld ASTM A403 WP 304, WP304L, WP316L Pipe Fittings
Seamless/ Welded 100% Radiography Tested
| Products | Size | |
| ASTM A403 WP Elbows – Long Radius | ASTM A403 WP Stub Ends | Sizes 1/2″ – 48″ |
| ASTM A403 WP Elbows – Short Radius | ASTM A403 WP Crosses | |
| ASTM A403 WP Reducing Elbows | ASTM A403 WP Reducing Crosses | |
| ASTM A403 WP 45° Elbows | ASTM A403 WP 180° LR Return Bends | |
| ASTM A403 WP Tees | ASTM A403 WP 180° SR Return Bends | |
| ASTM A403 WP Reducing Tees | ASTM A403 WP Pipe Bends / Piggable Bends | |
| ASTM A403 WP Reducers | ASTM A403 WP Couplings | |
| ASTM A403 WP Concentric Reducers | ASTM A403 WP Pipe Nipples | |
| ASTM A403 WP Eccentric Reducers | ASTM A403 WP Forged/Plate Cut Rings | |
| ASTM A403 WP 3D Elbow | ASTM A403 WP End Caps | |
| ASTM A403 WP 5D Elbow | Stainless Steel Forged / Plate Circles | |
ASTM A403 WP304, WP304L, WP316L, WP321H, WP347H Pipe Fittings Manufacturer in India