2 Years’ Warranty for Iron Alloy Precision Alloy UNS N08031 Alloy 31 Wholesale to Vancouver
We stick to our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create more value for our customers with our rich resources, advanced machinery, experienced workers and excellent services for 2 Years’ Warranty for Iron Alloy Precision Alloy UNS N08031 Alloy 31 Wholesale to Vancouver, Adhering to the business principle of mutual benefits, we have won good reputation among our customers because of our perfect services, quality products and competitive prices. We warmly welcome customers from home and abroad to cooperate with us for common success.
HY A31 Material grades and equivalents
AISI/ASTM Alloy 31 / UNS N08031 / W.Nr 1.4562
Chemical composition:
| Alloy | % | Ni | Cr | Fe | Mo | N | C | Mn | Si | 硫 | 铜 | 磷 |
| HY A31 | Min | 30 | 26 | 余量 | 6 | 0.15 | 1 | |||||
| Max | 32 | 28 | 7 | 0.25 | 0.015 | 2 | 0.3 | 0.01 | 1.4 | 0.02 | ||
| Physical properties: | ||||||||||||
| Density | 8.1 g/cm3 | |||||||||||
| Melting point | 1350-1370 ℃ | |||||||||||
| Alloy minimum mechanical properties in the room temperature: | ||||||||||||
| Alloy | Tensile strength Rm N/mm² | Yield strength Rp0.2 N/mm² | Elongation A5 % | |||||||||
| Solution | 650 | 350 | 35 | |||||||||
Characteristic as below:
HY A31 is a nitrogen-containing iron-nickel-molybdenum alloy performance between super austenitic stainless steel and nickel-based alloy, suitable for used in chemical and petrochemical, environment engineering, oil and gas production industrial fields.
| Regular shape for all kinds of alloys | |||
| Form | Specification | Supply Form | Others |
| Sheet | Thickness:0.40-4.75mm,General Width:1000、1219、1500mm | Whole Coil or piece of it | Cold Annealed,Surface 2B、2E |
| Plate | Thickness:4.76-60mm,Width:1500、2000、2500mm,Length:3000、6000、8000、8500mm(Under 10mm plate can be coiled) | Whole Coil or piece of it | Single hot rolling,Solid solution annealed state,Surface 1D |
| Belt | Thickness:0.10-3.0mm,Width:50-500mm | Whole Coil or Specified size | Cold Annealed,Surface 2B、2E |
| Bar & Rod | Rolled barΦ5-45mm,Length≤1500mm | Polished Bar(circle、Square) | Solution annealing,descaling |
| Forged barΦ26-245mm,Length≤4000mm | |||
| Weld tube | Outer diameterΦ4.76-135mm,Wall Thickness0.25-4.00mm,Length:≤35000 mm | Base on your requirement | |
| Seamless Tube | Outer diameterΦ3-114mm,Wall Thickness0.2-4.5mm | Base on your requirement | |
| Wire | Outer diameterΦ0.1-13mm | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
| Forged piece | discs,rings,squares,blocks,slabs | Base on your requirement | Steel, Alloy |
| Flangs | All kinds of Flangs | Base on your requirement | Steel, Alloy |
| Welding Material | Coil wire Φ0.025mm-1.6mm | Base on your requirement | Certificate of Origin:America, Sweden, Britain, Germany, Austria, Italy, France. |
| Straight WireΦ1.6mm-4.0mm | |||
| Welding rodΦ1.2mm-4.0mm | |||
| Tube | Elbow, three links, four links, different diameter size | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
| Explosive bonded laminate | Raw Sheet Thickness≥2mm | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
Movie da parte di Costanzo Perico
Qingdao NPA Marketplace Co. Ltd is a foremost manufacturer specialized in centrifugal casting tube and static castings of warmth resistant alloys, which include ethylene cracking furnace tube, reformer furnace tube, CAL(constant annealing traces) &CGL(constant galvanizing traces) furnace roller and radiant tube, glass lehr roller and warmth/have on resistant castings. The annual potential is 9000 tons centrifugal casting tube and 3500 tons static castings (500 tons precision castings).
Internet site: www.npa-china.com





