India's Only Award Winning Manufacturer & Supplier of Hastelloy Bolts

Hastelloy Hex Head Bolts, Hastelloy Carriage Bolts, Hastelloy Anchor Bolts, Hastelloy Eye Bolts, Hastelloy C276 Flange Bolts, Hastelloy C276 Elevator Bolts, Hastelloy C22 Lag Bolts, Hastelloy C276 U Bolts

Widest Inventory Of Inconel & Hastelloy Nuts

Inconel 625 Hex Nuts, Inconel 625 Cap Nuts, Inconel 625 Coupling Nuts, Inconel 625 Square Nuts, Inconel 625 Castle Nuts, Inconel 625 Wing Nuts, Inconel 625 Flange Lock Nuts, Inconel 625 K Lock Nuts, Inconel 625 Slotted Nuts, Inconel 625 Nylon Lock Nuts

ISO 9001/14001, OHSAS 18001 Certified Manufacturer Of Inconel Screws & Hastelloy Screws

Inconel Self Drilling Screws, Inconel Machine Screws, Inconel Wood Screws, Inconel Self Tapping Screws, Hastelloy Concret Screws, SS 317l Screws, Hastelloy C276 Threaded Rolling Screws, Inconel Construction Screws, Inconel 625 Cap Screws, Inconel 625 Chipboard Screws

CRISIL Rated-SE 2B Manufacturer & Suppliers of Steel Washers, Specilized In Inconel & Hastelloy Exotic Alloys

Inconel Flat Washers, Inconel Spring Washers, SS 317L Dome Washers, SS 316l Hexagonal Washers, Hastelloy Square Washers, SS 304l Countersunk Washers, Inconel Ogee Washers, Hastelloy Hex Washers, Inconel 625 Lock Washers

10000 Variations In Size & Thikness Available In Steel Stud Bolt

Stainless Steel Half Threaded Stud Bolts, Stainless Steel Full Threaded Stud Bolts, Inconel Double End Stud Bolts, CNC Machined Double End Stud Bolt, Bar Stock Machined Double End Stud Bolt, Custom Machined Double End Stud Bolt, Cold Forged Fasteners, Hot Forged fastener

India's Most Trusted Manufacturer & Suppliers Of Steel Fasteners

Get 35000 Types of Industrial Steel Fasteners In Exotic Alloy ,Inconel (600, 625,718,800) Hastelloy (C276, C22, B2, X) , Alloy 20, SS 317L

 

Hastelloy Fasteners

Hastelloy grades & Equivalents:

Hastelloy C276 ®,Hastelloy C22 ®,Hastelloy B2 ®,Hastelloy B3 ®,Hastelloy X ®,Nicrofer 5716 ®,Alloy C276,Alloy C22,Nickelvac® HC-276,Inconel® C276,UNS N10276

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Inconel Alloy 600® Fasteners

Inconel Alloy 600 grades &
Equivalents:

Inconel Alloy 600,UNS N06600, ASTM B366,BS 3075& BS 3076 NA 14,ASTM B166, ASTM B366

 

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Inconel Alloy 625® Fasteners

Inconel Alloy 625 grades &
Equivalents:

Inconel Alloy 625,UNS N06625,BS3076 NA21,AMS 5666,ASTM B446

 

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Inconel Alloy 718 ® Fasteners

Inconel Alloy 718 Grades &
Equivalents:

API 6A718, ASTM B637 , AMS 5662, AMS 5663, UNS NO7718, ASTM B670

 

 

 

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Incoloy Alloy 800® Fasteners

Incoloy Alloy 800 ® Grades &
Equivalents:

UNS NO8800,UNS NO8810,UNS NO8811,ASTM B408,ASTM B564,ASME SB 163, ASME SB 407,ASME SB 409,BS 3076 NA15

 

 

 

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Incoloy Alloy 825 ® Fasteners

Incoloy Alloy 825 ® grades &
Equivalents:

Nickelvac 825, UNS N08825, 2.4858, NACE MR0175, ASTM B163, ASTM B423, ASTM B424, ASTM B425, ASTM B564, ASTM B704, ASTM B705, DIN 2.4858, BS3076 NA16

 

 

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Titanium Grade 2 Fasteners

Titanium Grade 2 &
Equivalents:

ASME SB-348,ASTM F467,AMS 4921,R50400

 

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Monel Alloy 400 ® Fasteners

Monel Alloy 400 Grades &
Equivalents:

BS 3076 NA13,2.4360,ASTM A164,NO4400,QQ-N-281

 

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Carpenter ® 20Cb-3,
Alloy 20 Fasteners

Carpenter ® 20Cb-3, Alloy 20
Grades & Equivalents:

UNS N08020,ASTM A265, B366, B463,B464, B471, B472, B473,B474, B475,NACE MR0175

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Stainless Steels A4, A2, A4-80, A2-80 Fasteners

Stainless Steel A4, A2, A4-80
& A2-80 grades & Equivalents:

Grade 304 Stainless Steel (A2),Grade 316 Stainless Steel (A4),BS EN ISO 3506,ASTM 304,ASTM 316

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Duplex,UNS S31803 Fasteners

Duplex UNS S31803 Grades &
Equivalents:

Duplex 2205,ASTM A182 F51,ASTM A276,ASTM A479,BS EN 10088


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Super Duplex UNS S32750 Fasteners

Super Duplex UNS S32750 Grades
& Equivalents:

UNS S32750,Alloy 2507,A182 F53,ASTM A479,ASTM A473,NACE MR 01-75,EN 10088-3

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Check Our Ready Stock Of Steel Fasteners

 

The size ranges M3 to M64 Metric and 3/16" to 2.1/2" in Stainless Steel 316L/317L, Inconel 600/625, Hastelloy C276/C22 is ready in stock to ship instant for industrial breakdowns. Thread forms include UNC, UNS, UNF, BSW, BSF, Whitworth, Metric, Metric Fine.

    • Steel Bolts

    • Steel Nuts

    • Steel Screws

    • Steel Washers

    • Stud Bolt

    • Steel Bolts

    • Steel Nuts

    • Steel Washers

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Testimonial & Clients

 
  • Associated with STI for 10 years. During this time they Supplied various types of steel fasteners to us even sometime in very short notice, but this time we were required custom Hastelloy c276 Hex Bolts in 10 day here in Germany,i knew that it was next to impossibe,but i appriciate that they made it possible & deliverd exactly as per our drawing in 8 days,they are superb as a hastelloy hex bolts Manufacturers,They have Good team & excellent logistic access.

    Dr. Antonella M-Pochtler
    Cheif Consultant

    Btc Speciality Chemical Distribution Gmb

  • Procuring PTFE coated Stainlesss Steel fasteners in high quality grades like SS 304,316L,317L & ss 904L and must say they never compromised with quality in last 8 years,special thanks to team they have knowledgeable about their work. Invoicing is always prompt and detailed. Quotes are received in minimum time. It is always great to work with Steel Tubes India for such a long time and know that loyalty always counts”

    Paul Jackson-Production Head
    Ambic Equipment Limited

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  • At STI We are Specialist in Manufacturing Industrial Steel Fasteners

    as per customer drawings & as per International Standards (ISO) like British (BS), American (ASME, ANSI), European (DIN, UNI).

  • Stud bolts & Studs can be supplied in cut lengths and Studding

    in full bar lengths upto 4 metres long. Din 975, Din 976, BS4882, BS4439, Din 938, ANSI/ASME B16.5. Special machined components.

  • STI is Only Company In India Manufacturing

    Inconel 625 & Hastelloy C276 Socket Cap screws/Socket Countersunk Screws/Socket Set screwsat very low cost

  • As per export data 2014-15

    STI was the largest suppliers of SS 317L Fasteners & SS 316L Fasteners to South Africa

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