Manufacturer Of Super Duplex 2507 Fasteners Since 2012 Ex-Stock 1/4″–4″, MTC EN 10204 3.1 & 3.2 Forged Bar Stock, Machined In-House At Mumbai

Super Duplex 2507 Fasteners

Super Duplex 2507 Fasteners Technical Brief Snapshot

Sizes In Stock1/4″ to 4″, Metric M6 to M100
Delivery TimeEx-Stock: Same Week • Mill-Order: 4–6 Wks
Thread TypesUNC, UNF, BSF, Metric Coarse
Governing StandardASTM A182 Gr. F53, ASTM A276, WNR 1.4410
Alloying Elements25Cr – 7Ni – 4Mo – N
FormsBolt, Stud, Screw, Nut, Washer, Threaded Rod
MTC CertificateEN 10204 3.1 and 3.2
HS Code 7318
EN 1.4410 / F53
Dual-Standard Certified
Every batch supplied with 3.1 mill test certificate
25Cr-7Ni-4Mo-N
Precision Alloy Chemistry
Nitrogen-enhanced composition locks in duplex phase balance
PREN ≥42
Outperforms 316 & Duplex 2205
Rated for aggressive chloride, sour gas & deep-sea environments
795 MPa Tensile
Near-Double Standard Steel
550 MPa min yield strength allows lighter, leaner designs
Global Reach
Trusted On Offshore Projects
Supplied to GCC, African & American oil & gas operators
Custom Sizing
Non-Standard On Request
Special lengths, threads & coatings engineered to spec
super duplex 2507 fasteners

 

0 · at glance

Mortec At A Glance

Established

Since 2012 15+ yrs experience

Manufacturing Units

2 in-house units Taloja & Mazgaon

Stockyard Area

8,850+ sq.ft Ready-stock inventory

Certifications

ISO 9001:2015, PED GST, IEC & MSME

Clientele

100+ clients India & export markets

Export Reach

15+ countries GCC, Africa & the Americas

Testing Offered

PMI, tensile & hardness MTC EN 10204 3.1 & 3.2

Shipment Documents

Invoice, Packing List COO, COI, MTC, BL & Lab Report

BIS Certified Alloy 2507 Bolts Manufacturer In India, Size from 1/4″ to 4″

When a wellhead package or a desalination skid is waiting on bolting a late fastener shipment stalls the whole job and that is why buyers across the Gulf Africa and North America come to us for Super Duplex 2507 fasteners. Ready stock across the common diameters means UNS S32750 bolts SAF 2507 studs and Super Duplex 2507 washers ship within 48 hours instead of sitting on a mill order.

Every ASTM A479 Super Duplex 2507 nut and matching fastener leaves with full mill test certification and export ready packing built for long haul freight. As a manufacturer machining direct from forged bar we skip the trader layers giving sharper pricing faster technical answers and a grade desk that confirms thread length and finish before you commit.

01 · Specification

Super Duplex 2507 Fastener Specification

Request your quote direct from us a trusted Super Duplex 2507 fasteners manufacturer in India.

super duplex 2507 fastener specification  

Alloy 2507 Fasteners Size Range

  • 1/4″ to 4″ imperial
  • M6 to M100 metric on request

UNS S32750 Nut Thread & Head

  • UNC, UNF, BSF, metric coarse
  • Hex head, socket head, double-end stud

UNS S32750 Screws and Threaded Rod Governing Standards

  • ASTM A182 Grade F53 (bar source)
  • ASTM A276 / UNS S32750

WNR 1.4410 Studs Forms

  • Bolt, Stud, Threaded Rod
  • Screw, Hex Nut, Flat & Spring Washer

Super Duplex S32750 Bolts Finish

  • Bright, passivated, black oxide
  • Xylan & PTFE coating on request

SAF 2507 Studs Testing & Documentation

  • PMI, tensile, hardness
  • MTC EN 10204 3.1 & 3.2

Ready Stock of UNS S32750 Screws and Threaded Rod in UNF, BSF and UNC Threads with MTC EN 10204 3.1/3.2

02 · Quality

ASTM A479 Super Duplex 2507 Nut Testing & Certification

We record every one of these checks on your mill test certificate on request, standard for each Super Duplex 2507 Fastener Exporter order.

PMI Testing
Tensile Test
Hardness Test
Dye Penetrant
Chemical Analysis
MTC 3.1
Third-Party Inspection
Heat Number Traceability
03 · Types

Alloy 2507 Fastener Types

We machine and stock various forms from Super Duplex 2507 forged bar, ready to match your bolting schedule.

Super Duplex 2507 Hex Bolt

Super Duplex 2507 Hex Bolt

ASME B18.2.1 • 1/4″–4″
  • Full or half thread on request
  • Standard flange & equipment bolting
UNS S32750 Stud

UNS S32750 Stud

Double-End • Cut To Length
  • Preferred for RTJ & high-pressure flange joints
  • Continuous or double-end thread on request
SAF 2507 Threaded Rod

SAF 2507 Threaded Rod

Fully Threaded • Cut To Length
  • Continuous fully threaded lengths
  • Custom length cutting available
SAF 2507 Hex Nut

SAF 2507 Hex Nut

ASME B18.2.2 • Matched Thread Class
  • Heavy hex & standard hex on request
  • Matched to stud & bolt thread class
Super Duplex 2507 Washer

Super Duplex 2507 Washer

Flat • Spring • Taper
  • Flat, spring & taper washers
  • Matched OD & thickness on request
25Cr Super Duplex Socket Head Screw

25Cr Super Duplex Socket Head Screw

DIN 912 • Instrumentation & Skids
  • Compact head for tight enclosures
  • Instrumentation & panel mounting
SDSS 2507 U-Bolt

SDSS 2507 U-Bolt

Custom Formed • Pipe Support
  • Formed and machined to drawing
  • Pipe support & anchoring duty
SDSS 2507 Eye Bolt

SDSS 2507 Eye Bolt

Custom Formed • Lifting Duty
  • Machined to drawing for rigging use
  • High pull-out & lifting load capacity
2507 Super Duplex Anchor Fastener

2507 Super Duplex Anchor Fastener

Chemical & Wedge Type • Structural Fixing
  • Splash-zone & jetty structural fixing
  • High pull-out load capacity
Global Reach

Your Alloy 2507 Bolts Partner In Middle East & GCC

As a trusted Super Duplex 2507 fasteners exporter, we ship worldwide from stock within 48 hours, no delays.

Middle East & GCC
KuwaitKuwait City
Saudi ArabiaDammam, KSA
UAEAbu Dhabi, UAE
BahrainManama, Bahrain
QatarDoha, Qatar
UAEDubai, UAE
OmanMuscat, Oman
Saudi ArabiaRiyadh, KSA

Super Duplex 2507 Fasteners Manufacturer In Mumbai Since 2012

Share diameter, length and thread class, and our engineer confirms stock and price on the same day.

Request Quote Now
04 · Composition

WNR 1.4410 Screws Chemical Composition

As a Super Duplex 2507 Fasteners Manufacturer In Mumbai, high chromium molybdenum and nitrogen drive this chloride resistance.

Chemical Composition - UNS S32750 (% by weight)
Cr24.0–26.0Chromium
Ni6.0–8.0Nickel
Mo3.0–5.0Molybdenum
N0.24–0.32Nitrogen
FeBalanceIron
C0.030 maxCarbon
Mn1.20 maxManganese
Si0.80 maxSilicon
P0.035 maxPhosphorus
S0.020 maxSulfur
Cu0.50 maxCopper
05 · Strength Data

SAF 2507 Threaded Rod Mechanical Properties

These are the minimum room temperature properties required for solution annealed Super Duplex 2507 bar in the finished fastener condition.

Tensile Strength800 MPa / 116 ksi min
Yield Strength (0.2%)550 MPa / 80 ksi min
Elongation15% min
Hardness310 HB / 32 HRC max
Global Reach

From Houston To Buenos Aires - Alloy 2507 Bolts On Demand

Our ex stock supply lines serve both Gulf Coast fabricators and Latin American buyers alike.

Americas
BrazilBrazil
USAChicago, USA
MexicoMexico
USAHouston, USA
ArgentinaArgentina
USATulsa, USA
USABaton Rouge, USA
06 · Cross-Reference

Super Duplex 2507 Fasteners Material Equivalent

Across the major standards, Super Duplex 2507 UNS S32750 carries an equivalent designation, all describing the same base 25Cr-7Ni-4Mo-N chemistry.

USAASTM / ASME (USA)

  • UNS S32750
  • ASTM A182 Grade F53 (Bar/Forged)
  • ASTM A276 (Bar)
  • ASTM A479 (Bar, PV service)

GermanyDIN / EN (Germany)

  • Werkstoff 1.4410
  • EN X2CrNiMoN25-7-4
  • EN 10088-3

SwedenTrade Name (Sweden)

  • SAF 2507 (Sandvik trademark)
  • 25Cr Super Duplex Stainless Steel

JapanJIS (Japan)

  • SUS329J4L (close reference, confirm per order)

UKBS (United Kingdom)

  • Follows EN 10088-3 (1.4410)

FranceAFNOR / ISO (France)

  • ISO X2CrNiMoN25-7-4

SAF 2507 Fasteners Exporter In India To Jebel Ali, UAE

Whether it's a container load or a single crate, we pack for GCC transit with full export paperwork.

Request Export Quote
07 · Corrosion Data

UNS S32750 Bolts PREN & Pitting Corrosion Resistance

This is usually the first figure buyers ask for when sourcing fasteners for desalination, offshore and sour service lines in the Gulf and Southern Africa.

PREN (Cr + 3.3Mo + 16N)≥40 (typ. ~42)
Vs. 316L Stainless~1.7× Higher PREN
Chloride Service FitSeawater & Brine Rated
Structure~50% Austenite / 50% Ferrite
08 · Finish Options

SDSS 2507 Screw Coating & Surface Finish Options

Buyers in Canada's oil sands and Gulf marine sectors choose fastener finish for galling resistance and site conditions.

Bright / As-Machined
Passivated
Xylan Anti-Galling Coating
PTFE Dry-Film Lubricant
Black Oxide (Indoor Use)
Molybdenum Disulfide Lube
Electropolished Finish
Pickled & Passivated
Global Reach

Alloy 2507 Bolts, Ex-Stock & Ready To Ship Across Africa

We prepare container ready shipments for buyers across North, West, East and Southern Africa.

Africa
SeychellesVictoria, Seychelles
South AfricaJohannesburg, SA
AlgeriaAlgeria
SenegalDakar, Senegal
EthiopiaAddis Ababa
EgyptCairo, Egypt
MoroccoCasablanca & Tangier
NigeriaLagos, Nigeria
09 · Range

2507 Super Duplex Hex Bolt Thread & Size Range Chart

Every thread class holds the most ordered diameters ex stock, while larger and smaller sizes are cut to mill order. Share your length and grip requirement with the enquiry.

Popular Sizes 1/2″ 5/8″ 3/4″ 1″ 1 1/2″
Diameter vs Thread Pitch - Common Sizes
Nominal Size UNC TPI UNF TPI Metric Equivalent Standard Head Type
1/4″2028M6Hex / Socket
3/8″1624M10Hex / Socket
1/2″1320M12Hex
5/8″1118M16Hex
3/4″1016M20Hex
1″814M24Heavy Hex
1 1/4″712M30Heavy Hex
1 1/2″612M36Heavy Hex
2″4.5M48Heavy Hex
3″4M75Heavy Hex / Threaded Rod
4″4M100Threaded Rod

TPI values per standard UNC/UNF series - BSF and other thread forms confirmed against your RFQ.

Super Duplex 2507 Fasteners Supplier In India With Full MTC Compliance

Every dispatch to mining and desalination buyers includes PMI verified fasteners.

Get Supplier Quote
10 · Selection Guide

UNS S32750 Threaded Rod Bolt vs Stud vs Screw

A quick reference for choosing the right Super Duplex 2507 fastener form for the joint.

Hex Bolt

  • General flange & equipment joints
  • Fast install, single-piece fastener

Stud Bolt

  • High-pressure & RTJ flange joints
  • Even load distribution, both ends nutted

Socket / Machine Screw

  • Instrumentation & small equipment
  • Compact head, tight clearance areas
Global Reach

Growing Our Alloy 2507 Bolts Reach Into Caucasus & Central Asia

We're growing supply lines into the Caucasus and Central Asian energy corridor.

Caucasus & Central Asia
ArmeniaArmenia
AzerbaijanAzerbaijan
11 · Applications

SDSS 2507 Screws Applications

This is where Super Duplex 2507 bolting gets specified for its strength to corrosion resistance ratio.

Offshore & Subsea Structures
Seawater Desalination Plants
Sour Gas & Chemical Processing
Mining & Mineral Processing
Pulp & Paper Bleach Plants
Oil Sands & Refinery Piping
Marine & Shipbuilding Fittings
Power Plant Flue Gas Desulfurization

UNS S32750 Screws and Threaded Rod Exporter In India To Port of Vancouver, Canada

We pack coated fasteners for winter freight, built for cold-climate oil-sands buyers.

Request Export Quote
12 · Turnaround

25cr Super Duplex Stainless Steel Washer Delivery Timeline

Once your PO and payment terms are confirmed, we move ex stock fastener orders straight to packing, pick the freight mode below that fits your schedule.

Ex-Stock Dispatch

Stocked diameters leave our Mumbai facility in 2–4 working days

Sea Freight

Best value for bulk bolt/nut/washer sets, roughly 10–25 days transit

Air Freight

For turnaround-critical orders, door-to-door in 4–6 days

Country-Specific ETA

Give us your destination and we lock a firm ship date same day

13 · Track Record

SAF 2507 Hex Nut Supply References

Here's a sample of recent Super Duplex 2507 fastener dispatches across our Gulf, Africa and Americas customer base.

3/4″ SAF 2507 Stud Bolt Set - Desalination Intake Skid

UNF thread, PMI & tensile tested, EN 10204 3.1 MTC.

Water Treatment EPC Contractor, UAE

ABU DHABI, UAE

1″ UNS S32750 Hex Bolt & Nut Set - Mineral Processing Plant

Heavy hex, passivated finish, third-party witnessed.

Mining Contractor, South Africa

JOHANNESBURG, SOUTH AFRICA

1/2″ Alloy 2507 Socket Screw - Oil Sands Instrumentation Panel

Xylan coated, MTC EN 10204 3.1.

Oilfield Services Contractor, Canada

FORT MCMURRAY, CANADA

5/8″ Super Duplex 2507 U-Bolt - Coastal Pipe Support Rack

Formed to drawing, hydro batch tested.

Marine Infrastructure Contractor, Kenya

MOMBASA, KENYA

3/8″ WNR 1.4410 Threaded Rod - Chemical Injection Skid

Continuous thread, PMI tested, full traceability.

Chemical Processing Contractor, Saudi Arabia

JUBAIL, KSA

2″ Alloy 2507 Heavy Hex Nut - Pulp Bleach Plant Turnaround

Matched thread class, EN 10204 3.2 MTC.

Pulp & Paper Contractor, USA

HOUSTON, TEXAS, USA

Top Export Countries

UAE UAE Saudi Arabia Saudi Arabia South Africa South Africa Canada Canada Kenya Kenya UK United Kingdom Turkey Turkey Singapore Singapore United States United States Mexico Mexico Thailand Thailand Germany Germany Netherlands Netherlands Indonesia Indonesia Vietnam Vietnam

Need UNS S32750 Screws and Threaded Rod Priced Today?

Send us diameter, length, thread and quantity, and get an ex Mumbai quote within hours.

Request Quote Now
14 · FAQs

Super Duplex 2507 Fastener FAQs

Here are quick answers to the questions buyers ask us most before placing an order.

What is the price of Super Duplex 2507 Fasteners and Bolts?

Price is quoted per kg against the day’s nickel/molybdenum rate, plus size, thread, form and testing level - share your spec for a firm number.

What is the equivalent grade for Alloy 2507 Fasteners?

UNS S32750 is cross-referenced to WNR 1.4410 and the trade name SAF 2507; all three describe the same base chemistry.

Do you manufacture and supply SAF 2507 Studs and Threaded Rod in India?

Yes - we machine and stock SAF 2507 Threaded Rod, WNR 1.4410 Studs and Screws from our Mumbai facility for domestic and export orders.

What sizes are available in Super Duplex S32750 Bolts?

1/4 inch to 4 inch in UNC, UNF and BSF threads, with metric equivalents machined to order.

Is a 2507 Super Duplex Hex Bolt size chart available?

Yes - share your bolt or stud diameter and length and our grade desk will confirm the matching size chart and thread pitch.

Super Duplex 2507 Fasteners - Built On Trust With Mortec
Forged bar stock keeps full through-section super duplex strength
Bolts, studs, nuts and washers ready in UNC, UNF, BSF
Every Super Duplex 2507 fastener batch PMI and MTC tested
Custom thread, length and coating packed for any port

Materials

Certifications & Credentials
Certified to PED 2014/68/EU for the manufacture of forged steel products
Stock, distribute and trade Steel Flanges, Nuts and Bolts, and precision-machined parts in Nickel Alloys, High Temperature Alloys and Super Alloys
Since 2012, exporting Oil and Gas piping items built to NACE MR0175 / ISO 15156 across the Egypt, Tunisia, Netherlands, Azerbaijan, South Africa, Algeria, Saudi Arabia and Morocco
Hold the largest import and stock inventory of bolting accessories, in both ferrous and non-ferrous metals, in India

Authorized Supplier For The Following Companies - Material At Reseller Price For Traders

Associated Companies - ADNOC, SABIC, Saudi Aramco, GASCO, ORPIC, KNPC, QATARGAS

Get A Quick Quote