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Piping Products

Industrial Fasteners

Bolting for flanged joints and equipment — 18 product types in carbon steel, stainless, super duplex, nickel alloys and titanium.

Bolts & Studs

Bolting for flanged joints, structural connections and equipment assemblies.

4 products

Hex Bolt

Hex-head bolt in partial or full thread for general and flange bolting.

Partial · Full Thread

Stud Bolt

Fully threaded stud used with two nuts on flanged joints.

U-Bolt

U-shaped bolt for clamping pipes to supports.

Threaded Rod

Continuous threaded bar, cut to length for studs and hangers.

Nuts, Screws & Washers

Mating nuts, screws and washers in matched material grades.

3 products

Hex Nut

Standard and heavy hex nuts, including DIN 934.

Metric · UNC · UNF

Screw

Machine and cap screws for equipment and instrument assemblies.

Metric · UNC · UNF

Washer

Flat and spring washers to spread load and prevent loosening.

Stainless Steel Fasteners

Austenitic, martensitic and precipitation-hardening stainless bolting for corrosive and high-strength service.

5 products

316Ti Stainless Steel Hex Bolt

Titanium-stabilised 316 hex bolt with improved resistance to intergranular corrosion at elevated temperature.

Partial · Full Thread

17-4PH Fastener

Precipitation-hardened UNS S17400 (AMS 5643) bolting — tensile ≥ 1310 MPa in H900, service up to 310 °C.

H900 · H1075 · H1150

17-4PH UNS S17400 Zinc Bolt & Nut

17-4PH bolt and nut sets with zinc finish for pumps, valving and machinery.

AISI 410 Hex / Round Head Bolt

Hardenable martensitic stainless bolts in hex and round head for wear and mild-corrosion service.

Hex · Round Head

Titanium Gr.2 Hex Bolt

Commercially pure titanium hex bolt — lightweight with excellent seawater and chloride resistance.

Partial · Full Thread

Super Duplex Fasteners

UNS S32750 (2507) bolts and nuts for seawater, offshore and chloride-rich environments.

2 products

DIN 934 S32750 Bolts & Nuts

Super duplex 2507 bolts with DIN 934 hex nuts for offshore and desalination flanged joints.

S32750 Hex Full Nut

Super duplex full-height hex nuts matched to 2507 studs and bolts.

Carbon Steel Fasteners

High-tensile carbon and alloy steel bolting in property classes 8.8 and 12.9.

2 products

Grade 12.9 Hex Bolt Full Thread

Highest-strength alloy steel hex bolt, fully threaded for heavy machinery and structural joints.

Grade 8.8 Stud Bolt

High-tensile stud bolts for flange bolting, M6–M100 / 1/4"–5".

Nickel Alloy Fasteners

Inconel and Incoloy bolting for high-temperature, sour and highly corrosive process service.

2 products

Incoloy 825 Stud Bolt

Nickel alloy 825 studs resisting sulphuric/phosphoric acid and chloride stress-corrosion cracking.

Inconel 625 Bolt

High-strength nickel-chromium-molybdenum bolting for high-temperature and seawater service.

Partial · Full Thread

Specifications

ASME: B18.2.1B18.2.2B18.22.1
DIN: DIN 931DIN 933DIN 912DIN 934DIN 125DIN 127DIN 975DIN 976DIN 3570
Sizes: M6 – M1001/4" – 5"
Property Class: Grade 8.8Grade 12.9
Thread: MetricUNCUNF
Coating: PlainBlackZinc PlatedZinc-NickelCold GalvanizedHot-Dip GalvanizedPTFE

Material Grades

Carbon Steel: Grade 8.8Grade 12.9
Stainless Steel: 316TiAISI 41017-4PH (S17400)
Duplex & Super Duplex: S32750 (2507)
Nickel Alloys: Inconel 625Incoloy 825Hastelloy C-276MonelNickel
Titanium: Titanium Grade 2

Need a size, grade or class not listed?

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