Welcome to Shri Satyam Steel

Fasteners

Bolts, nuts, washers, stud bolts, anchor fasteners, threaded rods and socket screws from M2 to M100, in stainless, duplex, nickel alloy and alloy steel.

Fasteners supplied by Shri Satyam Steel
Fasteners

Product Overview

Fasteners hold the joint together, so grade and finish matter as much as the piping itself. We supply the full range — bolts, nuts, washers, anchor fasteners, stud bolts, eye bolts, studs, threaded rod, cotter pins, socket screws and fine fasteners — from M2 right up to M100.

Material options include stainless steel, duplex and super duplex, nickel alloys, titanium, carbon steel and alloy steel, produced to ASTM, ASME, ANSI, AISI and DIN standards.

  • Size: M2 to M100
  • Standards: ASTM / ASME / ANSI / AISI / DIN
  • Materials: SS, duplex, super duplex, nickel alloy, CS, AS
  • Types: Bolts, nuts, washers, studs, threaded rod
  • Finish: Plain, plated and coated options

Specifications

Standard specification for Fasteners supplied by Shri Satyam Steel.
ParameterDetails
SizeM2 to M100
MaterialStainless steel, duplex, super duplex, nickel alloy, carbon steel, alloy steel
StandardASTM / ASME / ANSI / AISI / DIN
ThreadMetric and inch (UNC / UNF / BSW) on request

Grades & Standards

Stainless Steel

202, 304L, 316L, 317L, 321, 347, 310, 410, 420, 904L

Duplex & Super Duplex

2205, 2507

Nickel Alloys

Monel, Inconel, Hastelloy

Titanium

Commercially pure and alloy grades

Carbon & Alloy Steel

Carbon steel and alloy steel grades to ASTM / DIN

Types Available

  • Bolts
  • Nuts
  • Washers
  • Anchor fasteners
  • Stud bolts
  • Eye bolts
  • Studs
  • Threaded rod
  • Cotter pins
  • Socket screws
  • Fine fasteners & spares

Dimension Chart

Fastener types and size range.
FastenerSize rangeCommon standards
Hex bolts & screwsM2 – M100ASTM A193, DIN 931 / 933
Hex nutsM2 – M100ASTM A194, DIN 934
Stud bolts & threaded rodM6 – M100ASTM A193 B7 / B8 / B8M
WashersM2 – M100DIN 125, DIN 127
Socket screwsM2 – M36DIN 912, DIN 916
Anchor fastenersM6 – M36As per project specification

Dimensions are reference values from the governing standard. Please confirm the exact dimensions and tolerances against the current edition of the standard before ordering.

Chemical Composition

Typical chemical composition (weight %).
GradeCMnSiPSCrNiMoOther
SS 304≤ 0.08≤ 2.00≤ 0.75≤ 0.045≤ 0.03018.0–20.08.0–10.5——
SS 316L≤ 0.035≤ 2.00≤ 0.75≤ 0.045≤ 0.03016.0–18.010.0–14.02.00–3.00—
SS 410≤ 0.15≤ 1.00≤ 1.00≤ 0.040≤ 0.03011.5–13.5———
Duplex 2205 (S31803 / S32205)≤ 0.030≤ 2.00≤ 1.00≤ 0.030≤ 0.02021.0–23.04.5–6.52.5–3.5N 0.08–0.20
Super Duplex 2507 (S32750)≤ 0.030≤ 1.20≤ 0.80≤ 0.035≤ 0.02024.0–26.06.0–8.03.0–5.0N 0.24–0.32
Monel 400 (N04400)≤ 0.30≤ 2.00≤ 0.50—≤ 0.024—≥ 63.0—Cu 28.0–34.0, Fe ≤ 2.5

Values are the usual requirements of the governing ASTM/ASME specification and are given for reference. The mill test certificate supplied with your consignment is the governing document.

Mechanical Properties

Typical mechanical properties at room temperature.
GradeTensile strength (MPa, min)Yield strength (MPa, min)Elongation (%, min)Hardness
SS 30451520535201 HB max
SS 316L48517040217 HB max
SS 41045020520217 HB max
Duplex 220562045025293 HB max
Super Duplex 250779555015310 HB max
Monel 40048017035—

Applications

Flange joints in oil & gas
Plant erection
Marine & offshore
Power plants
Structural connections
Equipment assembly

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