Zhengzhou Huitong Pipeline Equipment Co.,Ltd., is the important manufacturer and exporter of high nickel based special alloy buttweld pipe fittings and flanges. Stainless steel Alloy 20 pipe fittings are accessible in the size scope of ½" NB to 8" NB. For sizes over 8"NB, we offer our clients with crease welded 100% radiography tried Alloy 20 pipe fittings.
We specialise in supplying of alloy 20 pipes available in both sizes standard and non-standard with bowing range of 1D to 10D. It is also referred as UNS NO8020, is a high compound extraordinary stainless steel review with magnificent imperviousness to sulfuric corrosive and chloride push erosion splitting. This product contains nickel, chromium, molybdenum and copper substance which together help in giving astounding general consumption resistance. Because of its excellent properties, it is used in manufacturing tanks, heat exchangers, pickling equipment and process piping.
1.Alloy 20 Special Features
- Good Resistance to corrosion
- Highly suitable for fabrication
- Brilliant mechanical properties
2. Applications of Alloy 20 Pipe Fittings - Mixing Tanks
- Chemical Plants
- Dye production
- Food Processing
- Pickling Equipments
- Petrochemical Plant
3. Key Properties of Alloy 20 Fittings | Flanges
- Good resistance to corrosion, crevice corrosion, and pitting
- Strong resistance to stress-corrosion cracking in boiling 20 to 40% sulfuric acid
- Excellent resistance to other acids – phosphoric, and nitric acids
- Highly suitable for fabrication
- Excellent mechanical properties
4. Applications – Inconel Pipe Fittings and Flanges
- Chemcal Plants
- Food processing
- Dye production
- Heat exchangers
- Mixing Tanks
- Pickling equipments
- Petrochemical plants
5. Alloy 20 Pipe Fittings Production Range
| Specification | ASTM B366, ASTM SB 366, ASTM B564, ASME SB564 |
| Grade | Alloy 20, UNS N08020, 2.4660, Incoloy Alloy 20, Carpenter 20 |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Range | ½”NB to 24”NB in Sch 10s, 40s, 80s, 160s, XXS. |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. |
6. Buttweld Alloy 20 Pipe Fittings
Seamless/ Welded 100% Radiography Tested
| Products | Size |
| Alloy 20 Elbows – Long Radius | Alloy 20 Stub Ends | Sizes 1/2″ – 24″ |
| Alloy 20 Elbows – Short Radius | Alloy 20 Crosses |
| Alloy 20 Reducing Elbows | Alloy 20 Reducing Crosses |
| Alloy 20 45° Elbows | Alloy 20 180° LR Return Bends |
| Alloy 20 Tees | Alloy 20 180° SR Return Bends |
| Alloy 20 Reducing Tees | Alloy 20 Pipe Bends / Piggable Bends |
| Alloy 20 Reducers | Alloy 20 Couplings |
| Alloy 20 Concentric Reducers | Alloy 20 Pipe Nipples |
| Alloy 20 Eccentric Reducers | Alloy 20 Forged/Plate Cut Rings |
| Alloy 20 3D Elbow | Alloy 20 End Caps |
| Alloy 20 5D Elbow | Alloy 20 Forged / Plate Circles |
High Pressure Forged Alloy 20 Pipe Fittings
Threaded and Socket Weld Pipe Fittings
| Products | Size |
| Alloy 20 90° Elbows | Alloy 20 Couplings | Sizes 1/8″ – 4″ Pressure Ratings –
2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS |
| Alloy 20 45° Elbows | Alloy 20 Reducers |
| Alloy 20 Street Elbows | Alloy 20 Inserts |
| Alloy 20 Tees | Alloy 20 Caps |
| Alloy 20 Crosses | Alloy 20 Unions |
Alloy 20 Flanges
Forged and Plate Flanges
| UNS Grade | UNS N08020 |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Size | ½” to 36″ |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Product | Size |
| Alloy 20 Slip-On Flanges | Alloy 20 Threaded Flanges | 1/2″ – 36″
Raised Face or Flat Face |
| Alloy 20 Weld Neck Flanges | Alloy 20 Socket Weld Flanges |
| Alloy 20 Blind Flanges | Alloy 20 Reducing Flanges |
| Alloy 20 Lap Joint Flanges | Alloy 20 Plate Flanges |
7. Marking & Packing
Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All fittings and flanges are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.
8. Quality Assurance
Zhengzhou Huitong Pipeline Equipment Co.,Ltd., , all fittings and flanges are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.
Test Certificates: Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report
