17-4 PH Round Bar Supplier in Mumbai: Powerful Guide to Quality, Selection & Sourcing
17-4 PH Round Bar Supplier in Mumbai
17-4 PH Round Bar Supplier in Mumbai searches are often made by purchase managers, engineers, fabricators, manufacturers and maintenance teams looking for a reliable source of UNS S17400 stainless steel material.
But finding a supplier is only the first step.
The more important question is whether the material being offered actually matches your required grade, standard, heat-treatment condition, dimensions, finish and documentation.
17-4 PH stainless steel is a precipitation-hardening grade commonly associated with UNS S17400, Type 630 and Werkstoff 1.4542. Its ability to develop high strength through controlled aging makes it useful for demanding engineering components.
For buyers in Mumbai and across India, sourcing the correct 17-4 PH Round Bar can be easier when the inquiry is prepared with the right technical details.
This guide explains what to look for in a supplier, what information to provide when requesting a quotation and how to compare quotations without making price the only deciding factor.
Table of Contents
- What Is 17-4 PH Round Bar?
- Why Supplier Selection Matters
- What to Check Before Buying
- Grade and Equivalent Designations
- Applicable Standards
- Heat-Treatment Condition
- Size and Dimensional Requirements
- Surface Finish Options
- Material Test Certificates
- Testing and Inspection
- Stock Availability and Delivery
- Why Mumbai Is an Important Sourcing Location
- Comparing 17-4 PH Suppliers
- Why Buy 17-4 PH Round Bar from Manan Steel & Metals?
- Industries We Can Serve
- Frequently Asked Questions
- Technical References
- Request a Quote
What Is 17-4 PH Round Bar?
17-4 PH Round Bar is a precipitation-hardening stainless steel product supplied in circular bar form.
The material is widely recognized by several designations, including:
- 17-4 PH
- UNS S17400
- Type 630
- AISI 630
- Werkstoff 1.4542
- SUS 630
Its combination of strength, hardness and corrosion resistance makes it suitable for many engineering applications.
One of its most important characteristics is its ability to achieve different mechanical properties through aging treatments.
Conditions such as H900, H925, H1025, H1075 and H1150 can provide different combinations of strength, hardness, toughness and ductility.
Therefore, when purchasing the material, specifying only “17-4 PH” may not be sufficient.
Why Supplier Selection Matters
Not every quotation for 17-4 PH Round Bar should be compared on price alone.
Two suppliers may quote the same nominal grade while offering different:
- Standards
- Material conditions
- Sizes
- Tolerances
- Surface finishes
- Testing
- Documentation
- Delivery schedules
This can create problems when the material reaches production.
For example, if your drawing requires a specific aging condition but the quotation does not mention it, the supplied material may not meet the intended mechanical-property requirement.
The same applies to dimensional tolerances and certification.
A technically correct quotation is therefore more valuable than simply finding the lowest number on a price sheet.
What to Check Before Buying
Before selecting a 17-4 PH Round Bar Supplier in Mumbai, check the following points.
Material Grade
Confirm that the supplier is quoting the correct grade.
Common designations include:
17-4 PH / UNS S17400 / Type 630 / 1.4542
If your project specifies a particular standard, include that standard in the inquiry.
Material Condition
Always confirm whether the bar is supplied in:
- Condition A
- H900
- H925
- H1025
- H1075
- H1150
- Another specified condition
The condition can significantly affect the final mechanical properties.
Dimensions
Provide the exact requirement wherever possible.
For example:
17-4 PH Round Bar – Ø50 mm × 3000 mm
If you require cut pieces rather than full-length bars, mention the required cut length.
Quantity
Specify the quantity clearly.
You can provide:
- Number of pieces
- Total kilograms
- Total metric tonnes
- Required length
This helps the supplier prepare a more accurate commercial quotation.
Applicable Standards
17-4 PH products can be supplied against different standards depending on the application.
One commonly referenced specification for precipitation-hardening stainless steel bars and shapes is ASTM A564/A564M.
Other projects may require aerospace, defence, oil and gas or customer-specific specifications.
Therefore, do not assume that a supplier’s generic description of “17-4 PH Round Bar” automatically satisfies your project requirements.
Always mention the standard in your purchase inquiry.
If your drawing says:
ASTM A564
then write ASTM A564 in the inquiry.
If it says:
AMS 5643
then mention AMS 5643.
This simple step can prevent unnecessary confusion during procurement.
Heat-Treatment Condition
The heat-treatment condition is one of the most important purchasing details.
For example:
17-4 PH H900
and
17-4 PH H1150
are not simply two different ways of writing the same product.
They represent different aging conditions and can result in different mechanical properties.
If your engineering team has specified the condition, do not remove it from the inquiry when requesting a quotation.
A supplier should know whether you require:
Grade + Standard + Condition
before quoting the material.
Size and Dimensional Requirements
17-4 PH Round Bar can be required in many diameters.
Your inquiry should ideally specify:
- Diameter
- Length
- Tolerance
- Number of pieces
- Required finish
For precision-machined components, dimensional tolerance can be especially important.
A bar intended for general fabrication may have different dimensional requirements from a bar intended for precision machining.
If the drawing specifies a tolerance, include it in your inquiry.
Surface Finish Options
The required finish depends on the application and manufacturing process.
Depending on size and supply condition, buyers may request finishes such as:
- Bright
- Polished
- Ground
- Peeled
- Smooth turned
- Rough turned
- Machined
A polished bar and a rough-turned bar should not automatically be treated as equivalent commercial products.
The finish can influence machining allowances, appearance and the amount of additional processing required.
Material Test Certificates
For engineering applications, documentation can be just as important as the physical material.
A Material Test Certificate (MTC) can provide information about the actual heat of material supplied.
Depending on the specification and order requirements, documentation may include:
- Chemical composition
- Mechanical properties
- Heat number
- Material grade
- Heat-treatment condition
- Dimensions
- Applicable standard
- Test results
If traceability is important for your project, specify the required documentation before placing the order.
This is particularly relevant for aerospace, oil and gas, pharmaceutical, chemical and other specification-sensitive industries.
Testing and Inspection
Depending on the application, additional testing may be required.
Potential requirements can include:
Chemical Analysis
Used to verify the alloy composition against the specified limits.
Tensile Testing
Used to determine properties such as tensile strength and yield strength.
Hardness Testing
Useful for verifying the hardness associated with the specified material condition.
Positive Material Identification
PMI testing can be used to identify alloy composition.
Ultrasonic Testing
May be required for certain critical applications or larger sections where internal discontinuities need to be evaluated.
Third-Party Inspection
Some projects require independent inspection before dispatch.
Not every order requires every test.
The correct inspection program should be based on the purchase specification and application.
Stock Availability and Delivery
For urgent manufacturing requirements, availability can be as important as price.
Before placing an order, ask the supplier:
Is the required diameter available now?
Is the required heat-treatment condition available?
What is the available length?
Can the material be cut to size?
How quickly can it be dispatched?
A supplier with material that matches the exact requirement can sometimes be more useful than a supplier offering a lower price but requiring a long lead time.
Manan Steel & Metals’ current round-bar product information lists multiple forms, including cold rolled, polished, cold drawn, hot rolled, forged, bright, peeled, smooth turned, rough turned and centre-ground/polished bars, depending on the material and requirement.
Why Mumbai Is an Important Sourcing Location
Mumbai is one of India’s major commercial and industrial centres and has a long-established market for engineering metals and industrial raw materials.
For buyers located in Mumbai, Navi Mumbai, Thane, Pune and other industrial areas of Maharashtra, sourcing from a Mumbai-based metal supplier can simplify communication, inspection and logistics.
For customers outside Maharashtra, Mumbai’s established logistics and port connectivity can also be useful for domestic and export shipments.
The supplier’s actual stock location, dispatch point and delivery arrangement should still be confirmed before ordering.
Comparing 17-4 PH Suppliers
When comparing suppliers, create a simple technical comparison instead of looking only at the quoted price.
| Requirement | Supplier A | Supplier B | Supplier C |
|---|---|---|---|
| Grade | 17-4 PH / S17400 | 17-4 PH / S17400 | 17-4 PH / S17400 |
| Standard | Confirm | Confirm | Confirm |
| Condition | Confirm | Confirm | Confirm |
| Diameter | Confirm | Confirm | Confirm |
| Length | Confirm | Confirm | Confirm |
| Finish | Confirm | Confirm | Confirm |
| MTC | Confirm | Confirm | Confirm |
| Testing | Confirm | Confirm | Confirm |
| Delivery | Confirm | Confirm | Confirm |
| Price | Compare | Compare | Compare |
This approach makes it easier to identify whether three quotations are actually for the same material.
A lower price may not represent better value if the supplier is offering a different condition, finish or documentation level.
Why Buy 17-4 PH Round Bar from Manan Steel & Metals?
Manan Steel & Metals supplies a broad range of round bars and engineering materials.
The company’s current round-bar range includes Stainless Steel Round Bars, Titanium Round Bars, Monel Round Bars, Inconel Round Bars, Hastelloy Round Bars, Nickel Alloy Round Bars, SMO 254 Round Bars, Duplex Steel Round Bars, Invar 36 Round Bars, Stainless Steel 17-4 PH Round Bars and Alloy A286 Round Bars, among other materials.
This broad product range can be useful when your application requires material comparison rather than simply purchasing one grade.
For example, if your application requires higher corrosion resistance or temperature performance, you may need to compare 17-4 PH with a nickel-based alloy.
You can explore the Round Bar Products from Manan Steel & Metals for a wider selection of engineering materials.
Stainless Steel Round Bar Options
17-4 PH is part of Manan Steel & Metals’ stainless steel round-bar range.
If your application does not require precipitation hardening, another stainless steel grade may be more suitable.
You can compare available grades through the Stainless Steel Round Bar range, which includes grades such as 303, 304, 316, 317L, 904L and 17-4 PH.
This is particularly useful when your engineering team is deciding between corrosion resistance, strength, machinability and cost.
When Should You Consider Nickel Alloys Instead?
17-4 PH offers a useful combination of strength and corrosion resistance, but it is not the answer for every severe environment.
For applications involving particularly demanding corrosion or elevated-temperature conditions, engineers may need to consider nickel-based materials.
Manan Steel & Metals also lists Nickel Alloy, Inconel, Monel and Hastelloy Round Bars, allowing buyers to compare different material families according to their application.
The correct selection should always be based on the actual operating conditions.
Industries That Source 17-4 PH Round Bar
17-4 PH can be considered for applications across several industries, including:
- Aerospace
- Oil and gas
- Chemical processing
- Power generation
- Pumps and valves
- General engineering
- Precision machining
- Industrial equipment
- Defence-related engineering
- Marine equipment
The required specification, certification and testing can vary significantly between these industries.
What Information Should You Send for a Fast Quote?
If you want a quick and accurate quotation, send the supplier a complete requirement.
A useful inquiry can look like this:
Material: 17-4 PH Round Bar
UNS: S17400
Standard: ASTM A564 / required specification
Condition: H900 / H1150 / as required
Diameter: 50 mm
Length: 3000 mm
Quantity: 500 kg
Finish: As required
MTC: Required
Delivery Location: Mumbai / India
If you have a drawing or material specification, sharing it can make the quotation process even easier.
Frequently Asked Questions
Who supplies 17-4 PH Round Bar in Mumbai?
Manan Steel & Metals supplies Stainless Steel 17-4 PH Round Bars as part of its round-bar product range in Mumbai, India. Availability, dimensions and material condition should be confirmed against the specific requirement.
What is the equivalent of 17-4 PH Round Bar?
Common designations associated with 17-4 PH include UNS S17400, Type 630, AISI 630 and Werkstoff 1.4542.
What standard is commonly used for 17-4 PH Round Bar?
ASTM A564/A564M is a commonly referenced standard for age-hardening stainless steel bars and shapes. The exact standard should be confirmed from the project requirement.
What information is needed to buy 17-4 PH Round Bar?
The most useful details are grade, standard, condition, diameter, length, quantity, finish and documentation requirements.
Is 17-4 PH available in different conditions?
Yes. Commonly specified conditions include Condition A, H900, H925, H1025, H1075 and H1150.
Can I order a custom length?
Custom cutting may be possible depending on the material size, stock and requirement. The required cut length should be mentioned when requesting a quotation.
Is an MTC available for 17-4 PH Round Bar?
Material Test Certificates can be requested according to the applicable order and specification. If certification is mandatory for your project, mention it before placing the order.
Can 17-4 PH be supplied with testing?
Additional testing may be available depending on the requirement, such as chemical analysis, mechanical testing, hardness testing, PMI or third-party inspection.
Technical References
For information on stainless steel standards and specifications, buyers can consult ASTM International and review the applicable standard for their project.
Independent technical reference information can also be reviewed through MatWeb’s 17-4 PH material data, which can help engineers with preliminary material comparisons.
External technical information should be treated as a reference. The final purchase should always be checked against the applicable standard and the actual Material Test Certificate supplied with the material.
Request a 17-4 PH Round Bar Quote from Mumbai
Choosing the right 17-4 PH Round Bar Supplier in Mumbai is not simply about finding the lowest quotation.
The better approach is to compare the grade, standard, condition, dimensions, finish, testing, documentation, availability and delivery before making a purchasing decision.
If you are looking for 17-4 PH Round Bar in Mumbai or anywhere in India, send your complete requirement to Manan Steel & Metals.
Include:
17-4 PH + UNS S17400 + required standard + condition + diameter + length + quantity
Our team can then evaluate the requirement and provide the appropriate quotation based on the material specifications provided.
Need 17-4 PH Round Bar? Send your size, condition and quantity to Manan Steel & Metals and request a quotation.
Technical References and Useful Resources
When researching 17-4 PH Round Bar, it is important to verify the applicable material standards and technical requirements from reliable sources.
For stainless steel standards and material specifications, buyers and engineers can refer to ASTM International, which publishes widely used technical standards for metals and engineering materials.
For preliminary material-property research, engineers can also refer to MatWeb’s 17-4 PH stainless steel material reference.
Useful External Resources
- ASTM International – Stainless Steel Standards:
https://www.astm.org/ - MatWeb – 17-4 PH Stainless Steel Material Data:
https://www.matweb.com/search/QuickText.aspx?SearchText=17-4+PH
These external technical resources can help buyers understand material specifications and compare general properties. However, the final purchasing decision should always be based on the applicable project specification and the Material Test Certificate supplied with the actual material.
Explore Related Products from Manan Steel & Metals
If you are comparing 17-4 PH Round Bar with other stainless steel and engineering materials, you can explore the related product categories available from Manan Steel & Metals.
For a broader selection of engineering materials, visit our Round Bar Products page:
If you are specifically comparing different stainless steel grades, explore our Stainless Steel Round Bars:
Manan Steel & Metals also supplies other engineering materials, including Inconel, Monel, Titanium, Nickel Alloy, Hastelloy, Invar 36 and Alloy A286 Round Bars. Comparing these materials can help engineers select a grade according to strength, corrosion resistance, temperature requirements and application conditions.
Looking for 17-4 PH Round Bar?
If you have a requirement for 17-4 PH Round Bar in Mumbai or anywhere in India, send the following details to Manan Steel & Metals:
Grade: 17-4 PH / UNS S17400
Condition: H900 / H925 / H1025 / H1075 / H1150
Standard: Required ASTM / ASME / AMS specification
Diameter: Required size
Length: Required length
Quantity: Required quantity
Finish: Required finish
Testing: MTC / PMI / Third-Party Inspection, if required
Providing these details allows the supplier to understand the exact requirement and prepare a more accurate quotation.
For related stainless steel and engineering material requirements, explore the Round Bar Products and Stainless Steel Round Bar ranges from Manan Steel & Metals before sending your inquiry.
| Text to make clickable | Link |
|---|---|
| ASTM International | https://www.astm.org/ |
| MatWeb 17-4 PH Material Data | https://www.matweb.com/search/QuickText.aspx?SearchText=17-4+PH |
| Round Bar Products | https://manansteel.com/round-bar-manufacturer-supplier/ |
| Stainless Steel Round Bars | https://manansteel.com/stainless-steel-round-bar-manufacturer-supplier-mumbai/ |