
Monel K-500 is a precipitation strengthening alloy. It has high strength and corrosion resistance. This alloy is often used in marine engineering, chemical industry, aerospace and other fields, and is a widely used material.
Monel K-500 seamless pipe & tube can achieve higher strength through precipitation strengthening technology. This allows it to withstand greater loads and stresses. At the same time, this alloy also has good corrosion resistance and can resist the corrosion of chemical substances such as oxidation, sulfidation and chloride. Our Monel K-500 seamless pipe tube is made of high quality raw material. This seamless pipe & tube can be used under high pressure and is very suitable for piping systems that need to be under pressure in corrosive environments.
1. Material | Steel Grade | Monel K500 |
Production Process | Available in cold rolled and cold drawn | |
Standard | ASTM B165 / ASME SB165 | |
2. Diameter of Stainless Pipe | W.T | 1mm-10mm |
Diameter | 20mm thru 630mm | |
Length | 2m-20m, or customer required | |
4. Application |
| |
5. Packing | *All of our nickel alloy seamless pipes and tubes are packaged according to international standards to prevent any possible damage or loss. By default, we will use thick woven plastic bags to bundle the finished pipes together in batches. For some special pipes and tubes that are vulnerable to dirt, scratches, stress, or rough handling, we will suggest using wooden cases for protection. Please note that wooden cases may incur extra costs not only for the case itself but also for increased freight costs, especially when using air transportation. To enhance customer experience, we also provide dedicated packaging according to your specific requirements." | |
6. Delivery Time | 1.for ready stock :7 days after receiving the deposit of T/T 2.For MTO: 35 days after receiving the deposit of T/T | |
7. Trade Terms | EXW,FOB, CFR, CIF etc. | |
8. Payment Terms | 1.30%T/T in advance, the balance against the B/L copy 2.30%T/T in advance, the balance against the L/C at sight | |
9. Loading Port | Ningbo/Wenzhou/Shanghai |



CHEMICAL COMPOSITION FOR MONEL K500 SEAMLESS PIPE
S | C | Al | Cu | Ni | Si | Mn | Ti | Fe | |
MIN | - | - | 2.30 | 27.0 | 63.0 | - | - | 0.35 | - |
MAX | 0.010 | 0.18 | 3.15 | 33.0 | 0.50 | 1.50 | 0.85 | 2.0 |
Density | g/cm3 | 8.44 | |
lb/in.3 | 0.305 | ||
Melting Range | °F | 2400 - 2460 | |
°C | 1315 - 1350 |
Condition & Size | Tensile Strength | Yield Strength | Elongation | Reduction of Area | Hardness |
(0.2% Offset) | |||||
MPa | MPa | % | % | Rockwell | |
Cold-Drawn,Annealed | 621-758 | 276-448 | 45-25 | ... | 90B max. |
Cold-Drawn,Annealed and Aged | 896-1241 | 586-827 | 30-15 | ... | 24-36C |
Cold-Drawn,As-Drawn | 758-1103 | 586-965 | 15-2 | ... | 95B-32C |
Cold-Drawn,As-Drawn, Aged | 965-1517 | 690-1379 | 25-3 | ... | 27-40C |
ASTM B165 STANDARD DIMENSION AND PERMISSIBLE
THICKNESS OF SEAMLESS COLD WORKED PIPE AND TUBEPermissible Variations | ||||||
Nominal Outside Diameter, in.(mm) | Outside Diameter, in.(mm) | % of Thickness of Specified Nominal Wall | % of Thickness of Specified Minimum Wall | |||
+ | - | + | - | + | - | |
Wver 0.400(10) to 5/8 (16), excl | 0.005(0.13) | 0.005(0.13) | 15 | 15 | 30 | 0 |
5/8(16) to q 1/2 (38), incl | 0.0075(0.19) | 0.0075(0.19) | 10 | 10 | 22 | 0 |
Over 1 1/2(38) to 3(76), incl | 0.010(0.25) | 0.010(0.25) | 10 | 10 | 22 | 0 |
Over 3(76) to 4 1/2(114), incl | 0.015(0.38) | 0.015(0.38) | 10 | 10 | 22 | 0 |
Over 4 1/2(114) to 6(152), incl | 0.020(0.51) | 0.020(0.51) | 12.5 | 12.5 | 28 | 0 |
Over 6(152) to 6 5/8(168), incl | 0.025(0.64) | 0.025(0.64) | 12.5 | 12.5 | 28 | 0 |
Over 6 5/8(168) to 8 5/8(219), incl | 0.031(0.79) | 0.031(0.79) | 12.5 | 12.5 | 28 | 0 |
Ovality- The permissible variations in this table apply to individual measurements, including out-of-roudness(ovality) except for the following: For pipe and tube having a nominal wall thickness of 3% or less of the nominal otside diametter, the mean uotside diameter shall conform to the permissible variations of this table and individual measruements(including ovality) shall conform to the plus and minus values of the tale, with the values increased by 0.5% of the nominal outside diameter. fo peipe and tube over4 1/2in.(114mm) in outside diameter with a nominal wall thickness greater than 3% of the nominal outside diameter, the mean outside diameter shall conform to the permissible variations of this table and individual measurements shall not exceed twice the permissible variations of the table.BEccentricity- The permissible variations in tihis table apply to individual measurements including eccentricity. |
Material Comparison Tables (ASTM →KS, JIS, DIN, BS, NBN, NF, UNI)
STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
Monel K500 | 2.4375 | N05500 | - | - | - | - | - |




Positive Material Identification (PMI) | Guohao Steel can perform PMI testing in house for most stainless steel grades, or we can work with independent labs to complete PMI in order to meet customer specifications. |
Testing | In some cases, HT/ET/UT testing of the stainless steel pipes may be required. We can assist you with this requirement. |

A1:Exported to more than 30 countries mainly from America, Russia, Ukraine, Vietnam, Egypt, Iran, Turkey, Mexico etc.
Q2:How can I get some samples?
A2:Small samples in store and can provide the samples for free. Catalogue is available, most patterns we have ready samples in stock. Customized samples will take about 5-7days.
Q3:Do you have any MOQ limit for stainless steel products order?
A3: MOQ, 1pc for ready stock of stainless steel seamless pipe. MOQ :1 tons for MTO.
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional. For mass products, ship freight is preferred.
Q5:How does your company do regarding quality control?
A5:Mill Test Certificate is supplied with shipment. If needed, a Third Party Inspection is acceptable or SGS.
Q6: Is it OK to print my logo on products??
A7: Yes. OEM and ODM are available for us.