Nascent Fittings Inc.·Stainless Steel
Stainless Steel SQUARE BARS & SHAFTS
Round bars & shafts in SS, CS, alloy, duplex & nickel. Cut lengths with MTCs for machining, stems and industrial OEM supply.

- Material
- Stainless Steel
- Size
- Common diameters
- Standard
- ASTM
- Corrosion
- Excellent
About
Stainless Steel Bars & Shafts
Product overview combined with Stainless Steel material context for project selection.
Round bars, shafts and related solid sections for machining, fasteners, stems and mechanical equipment. Nascent supplies stainless, alloy, carbon, duplex, nickel and copper-alloy bars in standard and cut lengths with mill certificates.
Bars are offered in common diameters and finishes for pump shafts, valve stems, fasteners and fabricated components—supporting maintenance and OEM industrial demand.
Manufacturing note
Nascent fittings INC supplies a wide range of Square Bars. Bars are extensively used in a wide range of structural appliances and fabrication projects that require increased strength and resistance to corrosion. Nascent fittings has been trusted for years as a leading supplier of shafting with inventory built around catering to the shafting market’s needs. They provide the same great service for stainless steel square bar needs. Nascent creates the highest quality forged square bars to our clients, by offering rough machined, precision machined, and forged square bars. The forging process ensures our forged square bars are harder, more durable, and stronger than machined or cast forms. Our forged square bars offer greater ability to withstand wearing and warping. Nascent fittings also forges square or rectangular blocks forged to customers’ specifications. It is more often used in the manufacturing of gears, lock components, and pinions. It also carries a balanced amount of strength and is suitable for tapping and drilling operations.
Typical applications
- Oil & Gas
- Petrochemical
- Chemical Processing
- Power Generation
- Pharmaceutical
- Food Processing
Configurations
Stainless Steel Bars & Shafts types
Open a type for drawings-aligned specifications.
Material scope
Stainless Steel specification
Dimensional and grade range typically supplied for SQUARE BARS & SHAFTS in this material.
- Grade
- ASTM/ASME A/SA A105, LF2
- Grade
- ASTM/ASME A/SA F11, F22, F91 F12, F5, F9,
- Grade
- Special Grade: 4130 , 4140, 17-4 PH, 15-5 PH, 4122 etc.
- Grade
- ASTM/ASME A/SA-182, A/SA-479, 310, 321, 317L, 347, 309, 409, 410, 420, 430, 440, 904L, F304/304L/304H, 316/316L/316H/316Ti etc.
- Grade
- Copper Nickel: C70600(90:10), C71500(70:30)
- Grade
- Hastelloy: UNS N10276, N06455, N06022, N10665,
- Grade
- Monel: UNS N04400, N05500,
- Grade
- SMO 254 Grade UNS S31254
- Grade
- Aluminium: 2024, 6061, 6063, 6101, 7075.
- Grade
- Titanium: Grade 1, Grade 2, Grade 4, Grade 5, Grade 6, Grade 7, Grade 9, Grade 19, Grade 23.
Stainless Steel grades
Available grades for Bars & Shafts
Drawn from the Stainless Steel catalog and this product’s material specification.
F304
UNS S30400
General purpose austenitic stainless steel with excellent corrosion resistance and fabrication characteristics.
Best for · General corrosion resistance
F304L
UNS S30403
Low carbon version of 304 with improved weldability and reduced carbide precipitation.
Best for · Welded applications
F304H
UNS S30409
High carbon 304 grade developed for elevated temperature service.
Best for · High temperature applications
F309S
UNS S30908
Heat-resistant stainless steel with excellent oxidation resistance.
Best for · Oxidizing environments
F309H
UNS S30909
High carbon version of 309 for elevated temperature strength.
Best for · High temperature pressure service
F310S
UNS S31008
High chromium and nickel stainless steel with superior heat resistance.
Best for · Extreme temperatures
F310H
UNS S31009
High carbon 310 grade for elevated temperature applications.
Best for · Creep resistance
F316
UNS S31600
Molybdenum-bearing stainless steel with superior corrosion resistance.
Best for · Marine and chloride environments
F316Ti
UNS S31635
Titanium stabilized 316 stainless steel with enhanced heat resistance.
Best for · High temperature corrosion resistance
F316H
UNS S31609
High carbon version of 316 for elevated temperature service.
Best for · High temperature pressure service
F316L
UNS S31603
Low carbon version of 316 with excellent weldability.
Best for · Corrosive welded systems
F316LN
UNS S31653
Nitrogen enhanced low carbon stainless steel with higher strength.
Best for · High strength cryogenic service
Also available in
Other materials for this product
View Bars & Shafts in another material grade family.
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Material
Aluminium
Bars & Shafts
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Material
Alloy Steel
Bars & Shafts
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Material
Duplex Steel
Standards: ASTM, ASME, EN and project specs
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Material
Titanium
Bars & Shafts
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Material
Carbon Steel
Bars & Shafts
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Material
Monel
Bars & Shafts
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Material
Hastelloy
Bars & Shafts
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Material
Copper
Standards: ASTM, ASME, EN and project specs
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Material
Low Temperature Carbon Steel
Bars & Shafts
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Material
Nickel Alloy
Standards: ASTM, ASME, EN and project specs
View
Material
Copper Alloy
Standards: ASTM, ASME, EN and project specs
View
Material
Cupro Nickel
Bars & Shafts
ViewCompliance
Standards & certificates
Specifications and documentation typically referenced for this product line — details from our shared compliance catalog.
Standards
5ASTM
ASTMASTM International material and product specifications.
- Scope
- Umbrella reference for ASTM material grades used across the catalog.
- Applies To
- Carbon, alloy, stainless, duplex and nickel-alloy piping products
ASME
ASMEAmerican Society of Mechanical Engineers — boiler, pressure vessel and piping codes.
- Scope
- Umbrella reference for ASME dimensional and material standards used on this product line.
- Applies To
- Flanges, fittings, pipes and related pressure components
EN
CENEuropean Norms for materials, flanges and fittings.
- Scope
- Umbrella reference for EN material and flange standards.
- Applies To
- EU-specified piping materials and PN flanges
ASTM A182
ASTMForged or rolled alloy and stainless steel pipe flanges, fittings, valves and parts.
- Scope
- Forged and rolled stainless, alloy and duplex steel components for high-temperature service.
- Applies To
- Flanges, fittings, valves and pressure parts
- Typical Grades
- F304/L, F316/L, F11, F22, F91, F51/F60 and related
ASME SA182
ASMEASME equivalent of ASTM A182 for forged stainless and alloy components.
- Scope
- Boiler and pressure vessel code adoption of ASTM A182 material requirements.
- Related
- ASTM A182
Certificates
5EN 10204 3.1
Mill test certificate with inspection by the manufacturer’s authorized inspection representative, independent of manufacturing.
- Type
- Inspection document (MTC)
- Scope
- States chemical analysis, mechanical test results and heat / lot identification for the supplied material.
- Documentation
- EN 10204 Type 3.1
- Benefit
- Provides traceable material evidence required on most industrial RFQs.
NACE MR0175
Materials for use in H₂S-containing environments in oil and gas production.
- Type
- Service / sour-service requirement
- Scope
- Limits hardness, microstructure and material selection for sulfide stress cracking resistance.
- Applies To
- Carbon, alloy and CRA piping products ordered for sour service
- Benefit
- Supports upstream oil & gas projects specifying sour-service compliance.
ISO 9001
Quality Management System certification.
- Type
- Quality Management System
- Scope
- Demonstrates a documented QMS covering process control, traceability and continual improvement across manufacturing and supply.
- Benefit
- Assures buyers of consistent product quality and controlled production practices.
- Issued As
- Third-party accredited certificate
PED
Pressure Equipment Directive compliance for equipment placed on the EU market.
- Type
- Regulatory conformity
- Scope
- Design and conformity assessment requirements for pressure equipment and assemblies in the European Union.
- Benefit
- Enables supply of pressure-rated components into EU projects when PED conformity is required.
- Related
- CE marking / Notified Body routes as applicable
IBR
Indian Boiler Regulations approval for boiler-quality piping materials and components.
- Type
- Regulatory approval
- Scope
- Materials and components intended for use under Indian boiler installations.
- Benefit
- Required for many power and process projects under IBR jurisdiction in India.
People also ask
Questions about Bars & Shafts
Nascent Fittings Inc. answers common buyer questions for this line.
Does Nascent Fittings Inc. manufacture Bars & Shafts?+
Yes. Nascent Fittings Inc. manufactures and supplies Bars & Shafts for industrial piping projects, with material grades and sizes aligned to project specifications.
Can Nascent Fittings Inc. export Bars & Shafts worldwide?+
Yes. We export Bars & Shafts globally with standard export packaging, material test certificates, and documentation support for international shipments.
What materials are available for Bars & Shafts?+
Bars & Shafts is available in carbon steel, alloy steel, stainless steel, duplex, nickel alloys, copper alloys, aluminium, titanium and other project-specific materials as required.
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