Manufacturer, Supplier & Exporter of Monel Shim (400, K500)

Monel Shim, available in grades Monel 400 and Monel K500, is a high-performance alloy-based thin sheet or foil made primarily of nickel and copper. It is known for its outstanding resistance to seawater corrosion, acidic environments, and high mechanical strength. Monel shims are commonly used in marine engineering, oil refineries, chemical processing, valves, pump components, and heat exchangers due to their resistance to both oxidation and hydrofluoric acid.

Riddhi Siddhi Impex is a leading Monel Shim (400, K500) domestic supplier and manufacturer in India, supplying premium-grade shim materials in various forms such as foils, strips, coils, and sheets. With modern manufacturing facilities and quality assurance systems, the company offers precise and consistent Monel shims that comply with international standards like ASTM B127, B164, and B865. All products are certified and come with detailed material test reports.

Among the most widely used Monel grades, Monel 400 offers excellent ductility and thermal conductivity, making it ideal for marine and chemical applications. Monel K500, on the other hand, is a precipitation-hardened version of Monel 400 with higher strength and hardness. It retains excellent corrosion resistance in both low and high-temperature environments and is commonly used in aerospace, deep-sea operations, and chemical reactors.

Riddhi Siddhi Impex supplies Monel shims in thicknesses ranging from 0.03 mm to 3 mm, in custom widths and coil lengths. Shims are provided in soft, half-hard, and full-hard tempers depending on the application requirements. The company offers additional services such as slitting, shearing, and custom packaging to suit specific project or industry needs. All shims undergo stringent quality checks for dimensional accuracy, surface finish, and mechanical strength.

As a leading Monel Shim (400, K500) domestic supplier, Riddhi Siddhi Impex has built a strong logistics and delivery network across key Indian metro cities including Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, and Ahmedabad. These cities have a dense concentration of marine, power generation, and petrochemical industries that regularly require high-performance alloys like Monel for their operations.

Monel Shim (400, K500) – Specification, Grades & Supply

1. Specification

Product Name	Monel Shim
Grades	Monel 400, Monel K500
Thickness Range	0.03 mm to 3.00 mm
Width	10 mm to 1000 mm
Length	Coil or Custom Cut Length
Finish	Mill, Bright, Polished
Temper	Soft Annealed, Half Hard, Full Hard

2. Chemical Composition

Element	Monel 400 (%)	Monel K500 (%)
Nickel (Ni)	63.0 Min	63.0 Min
Copper (Cu)	28.0 – 34.0	27.0 – 33.0
Iron (Fe)	2.0 – 2.5	2.0 – 2.5
Carbon (C)	0.3 Max	0.25 Max
Manganese (Mn)	2.0 Max	1.5 Max
Aluminum (Al)	–	2.3 – 3.15
Ti (Titanium)	–	0.35 – 0.85

3. Mechanical Properties

Property	Monel 400	Monel K500
Tensile Strength (MPa)	485 – 620	860 – 1100
Yield Strength (MPa)	170 – 275	620 – 785
Elongation (%)	30 – 40%	15 – 25%
Hardness	65 HRB	22 – 35 HRC

4. Dimension Chart

Thickness (mm)	Available Width (mm)	Form
0.03 – 0.10	10 – 300	Foil / Roll
0.10 – 1.00	10 – 600	Strip / Coil
1.00 – 3.00	20 – 1000	Sheet / Cut Piece

5. Equivalent Grades & Standards

Grade	UNS	Werkstoff	ASTM Standard
Monel 400	N04400	2.4360 / 2.4361	B127 / B164
Monel K500	N05500	2.4375	B865

6. Other Types of Shims Offered

Material	Common Grades	Form
Inconel	600, 625, 718	Strips, Sheets
Stainless Steel	304, 316L, 321	Foil, Coil, Plate
Copper	C110, C101	Foil, Sheet
Phosphor Bronze	C51000, PB102	Strip, Coil

Additionally, their supply footprint includes important port cities and manufacturing hubs like Visakhapatnam, Kochi, Thiruvananthapuram, Mangalore, Coimbatore, Madurai, and Mysuru (Mysore). These regions rely heavily on high-nickel alloys for use in chemical transportation, desalination plants, shipbuilding, and water treatment equipment—where Monel excels due to its seawater resistance.

7. Frequently Asked Questions (FAQs)

Q1: What industries use Monel Shims?

A1: Monel shims are widely used in marine, chemical, oil & gas, aerospace, and nuclear industries for applications requiring superior corrosion and acid resistance.

Q2: Are custom shim sizes available?

A2: Yes, Riddhi Siddhi Impex offers tailor-made shim solutions, including customized thickness, width, and finish as per client requirements.

Q3: What's the difference between Monel 400 and K500?

A3: Monel 400 offers good ductility and corrosion resistance, while Monel K500 provides higher strength and hardness due to its age-hardening alloying elements.

Q4: Do you supply Monel Shims across India?

A4: Absolutely. We deliver Monel shims to cities including Mumbai, Delhi, Hyderabad, Chennai, Bengaluru, Pune, Surat, Vadodara, and over 40 more domestic locations.