Phone Numbers -
 

Email ID - 

sales@www.nknutbolt.com

Physical Address​ - 

Shop No- 6B, Ground Floor, Sindhi Ln, opposite Municipal School, Charni Road East, Cawasji Patel Tank, Girgaon, Mumbai, Maharashtra 400004

 

Stainless Steel Fasteners

Stainless Steel Fasteners Manufacturer in India

 

Stainless Steel Fasteners Specification

Standard DIN, ASTM and BS
SS Grade 8.8 Fasteners Specification ASTM A193 B8, B8M, B6, B8T, B8C, A194 G8, 8M, 8C, 8T
Length of SS Fasteners 3 to 200 MM
Sizes of Stainless Steel Fasteners M3 – M56 3/6 Inch to 2 Inch
Stainless Steel Machine Screws avaiable Size M1.6 – M12
Size of Stainless Steel Hex Bolt M2 – M100
Stainless Steel Grades 316, 316L, 304, 304L, 310, 317L, 321, 347, 410, 420, 422, 446, 202
 

Ready stock of Stainless Steel Bolts and Nuts, M10 Stainless Steel Bolts, M5 Stainless Steel Bolt, Marine Grade Stainless Steel Fasteners, ASTM A193 Bolts, Stainless Steel Screws

A193 Stainless Steel Fasteners are designed for alloy steel and stainless steel fasteners used in high-temperature and high-pressure applications. Neelkamal Alloys LLP, a leading manufacturer and supplier of stainless steel fasteners, offers a range of products suitable for various industrial needs. Among them are Marine Grade Stainless Steel Screws, made from 316-grade austenitic stainless steel, which are specifically graded for different applications.

Stainless Steel Fasteners are available in grades such as B7, B16, B8, and B8M, each with distinct chemical compositions. These grades include alloy steel, chromium molybdenum vanadium alloys, and heat-treated variations. Sizes range widely, such as the M10 Stainless Steel Nuts, commonly used in high-pressure and high-temperature applications, including valves, flanges, fittings, pressure vessels, chemical and petroleum industries, and more. As a leading manufacturer in India, Neelkamal Alloys LLP produces fasteners in a variety of material grades, types, and standards, including the F593c Black Stainless Steel Bolts. These black bolts are coated with black oxide to enhance their corrosion resistance.

SS Fasteners Manufacturing Process

ss fasteners manufacturing

SS Fasteners Price List

Structural Bolt, 1/2-13×1 1/2L, PKG25
$13.21 / pkg. of 25
Plow Bolt, Plain, 5/8-11×2, Gr 5, PK25
$30.65 / pkg. of 25
U bolts, with 5/16 Thread, Zinc Finish
$3.71–$7.25

SS Fasteners Available Standards

German DIN
Italian UNI 
International ISO
American SAE
Indian IS 
Spanish CSN
British BS 
Polish PN 
American ASME
European EU 
Stainless Steel Fasteners Metric Chart
TypesSizesProperty ClassStandards
Socket Head Cap ScrewM3 to M30A2 – 70/80, A4 – 70/80DIN 912 / ISO 4762
Hex Head Screw (Full Thread)M3 to M30A2 – 70/80, A4 – 70/80DIN 933 / ISO 4017
Hex Head Bolt (Partial Thread)M4 to M30A2 – 70/80, A4 – 70/80DIN 931 / ISO 4014
Hex NutM3 to M30A2 – 70/80, A4 – 70/80DIN 934 / ISO 4032
Plain WasherM3 to M64A2, A4DIN 125 A
Flat – Section Spring WasherM3 to M36A2, A4DIN 127 B
Square – Section Spring WasherM3 to M36A2, A4DIN 7980
Threaded RodM3 to M36A2 – 70/80, A4 – 70/80DIN 975
Stainless Steel Bolts Torque Chart
Torque Specifications
Threads Per Inch
Bolt Size Inches or #
Torque in Inch-Pounds (Standard Dry Torque)
304 Stainless Steel
316 Stainless Steel
48
#3
3.09
4.00
56
4.04
4.06
56
#2
2.05
2.06
64
3.00
3.02
32
#6
9.06
10.01
40
12.01
12.07
32
#8
19.08
20.07
36
22.00
23.00
24
#10
22.08
23.08
32
31.07
33.01
Threads Per Inch
Bolt Size Inches or #
Torque in Inch-Pounds (Standard Dry Torque)
304 Stainless Steel
316 Stainless Steel
16
3/8
236
247
24
259
271
18
5/16
132
138
24
142
147
13
1/2
517
542
20
541
565
Threads Per Inch
Bolt Size Inches or #
Torque in Inch-Pounds (Standard Dry Torque)
304 Stainless Steel
316 Stainless Steel
9
7/8
2328
2430
14
2318
2420
12
9/16
682
713
18
752
787
8
1
3440
3595
14
3110
3250
Threads Per Inch
Bolt Size Inches or #
Torque in Inch-Pounds (Standard Dry Torque)
304 Stainless Steel
316 Stainless Steel
7
1 1/4
523
546
12
480
504
7
1 1/8
413
432
12
390
408
Stainless Steel Fasteners Available Surface Coating
  • Hot Dipped Galvanizing
  • Epoxy Coating
  • Electro Polished
  • Passivation
  • Zinc Plating
  • Chrome Plating
  • Mirror Buffed
  • Teflon Coating
SS Nut and Bolt Supplier and Exporter - Neelkamal Alloys LLP
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