Made in the Netherlands

Stud bolts, made in-house.

Cut, chamfered and marked in our own Dutch production – to DIN, ISO, ASTM and ASME, in every major grade and coating. Configure yours below, or send us your list.

Most requested: B7 / 2H stud bolt sets – quote within 24 hours.
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Brochure (PDF)
Your stud boltSchematic · not to scale
L = 110 mmMARKED: B7 · HEAT NO. · HBSTAKECOAT-10002× HEAVY HEX NUT · ASME B18.2.2ASTM A194 2H · AF 1-1/16" · HEIGHT 39/64"CHAMFERED ENDS (ISO 4753 CH)ASME B18.31.2 · 5/8"-11 UNC
SPECIFICATIONASME B18.31.2 · 5/8"-11 UNC × 110 mm · ASTM A193 B7 · 2× ASTM A194 2H · chamfered ends · TAKECOAT-1000 · EN 10204 3.1ASTM A193 B7 – Alloy steel · high-temperature service.Datasheet ASME B16.5 · PDF
01Standard
Stud bolts for ASME B16.5 flanges · UNC / 8UN threads to ASME B1.1
02Material grade
ASTM A193 B7 – Alloy steel · high-temperature service.
03Size
04Nuts
Matched nut: ASTM A194 2H · heavy hex nut · ASME B18.2.2 · AF 1-1/16" · height 39/64"
05Ends
06Coating
Europe’s only authorized supplier. Rated for at least 6.000 hours before red rust.
07Certificate
08Quantity & length
110 mm length
50 pcs
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2.000produced per day
24 hemergency delivery
In stockstud bolts and nuts
NLown production, Almere
Specifications

Every major grade, standard and coating.

GradeStandardServiceMatching nutSelect
B7ASTM A193Alloy steel · high-temperature serviceASTM A194 2H
B7MASTM A193Alloy steel · sour service (NACE MR0175)ASTM A194 2HM
L7ASTM A320Low temperature · impact-tested for cold serviceASTM A194 7
L7MASTM A320Low temperature · impact-tested for cold serviceASTM A194 7M
B8ASTM A193Stainless · AISI 304ASTM A194 8
B8MASTM A193Stainless · AISI 316ASTM A194 8M
A2-70ISO 3506Stainless · A2ISO 3506-2 A2-70
A4-70ISO 3506Stainless · A4ISO 3506-2 A4-70
A4-80ISO 3506Stainless · A4ISO 3506-2 A4-80
8.8ISO 898-1Carbon steel property classISO 898-2 class 8
10.9ISO 898-1Alloy steel property classISO 898-2 class 10
12.9ISO 898-1Alloy steel property classISO 898-2 class 12
42CrMo4EN 10269Alloy steel for pressure applicationsgrade on request
25CrMo4EN 10269Alloy steel for pressure applicationsgrade on request
Datasheets

Dimensions per standard.

Technical datasheets with drawings and dimension tables – free to download.

ASME B16.5 · PDFDIN 976-1 · PDFDIN 938 · PDFDIN 939 · PDFDIN 975 · PDFDIN 2510 · PDF
B712345HBSGRADEHEAT NUMBERMANUFACTURER'SSYMBOL
Traceable

Quality you can trace.

Every stud bolt carries its grade, heat number and manufacturer's symbol – permanently marked and traceable to its EN 10204 3.1 / 3.2 certificate. Quality you can audit, on every joint, in every country.

TÜV NORD ISO 9001 certification mark
ISO 9001:2015 · TÜV NORDCertified quality management · EN 10204 3.1 / 3.2
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