Hex bolts

Hex bolts, from stock.

Hex bolts and hex screws – ASTM / ASME and DIN / ISO, in alloy, low-temperature and stainless grades, plain or coated. Configure yours below, or send us your list.

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Your boltSchematic · not to scale
L = 100 mmHEX HEAD · AF 30 MMPLAIN FINISHPARTIAL THREAD · M20 × 2.5MARKED: B7 · HBS
SPECIFICATIONDIN 931 / ISO 4014 · M20 × 2.5 × 100 mm · ASTM A193 B7 · no nut · Plain · EN 10204 3.1ASTM A193 B7 – Alloy steel · high-temperature service.Datasheet DIN 931 · PDF
01Standard
Hex bolts, partially threaded
02Material grade
ASTM A193 B7 – Alloy steel · high-temperature service.
03Size
04Nut
Matched nut: ASTM A194 2H
05Coating
No coating – bare finish.
06Certificate
07Quantity & length
100 mm length
100 pcs
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3.1 / 3.2EN 10204 certificates
Specifications

Every grade, ASTM and ISO.

GradeStandardServiceMatching nutSelect
B7ASTM A193Alloy steel · high-temperature serviceASTM A194 2H
B7MASTM A193Alloy steel · sour service (NACE MR0175)ASTM A194 2HM
L7ASTM A320Low temperature · impact-testedASTM A194 7
L7MASTM A320Low temperature · impact-testedASTM A194 7M
B8ASTM A193Stainless · AISI 304ASTM A194 8
B8MASTM A193Stainless · AISI 316ASTM A194 8M
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
A2-70ISO 3506Stainless · A2ISO 3506-2 A2-70
A4-70ISO 3506Stainless · A4ISO 3506-2 A4-70
A4-80ISO 3506Stainless · A4ISO 3506-2 A4-80
42CrMo4EN 10269Alloy steel for pressure applicationsnut grade on request
25CrMo4EN 10269Alloy steel for pressure applicationsnut grade on request
21CrMoV5-7EN 10269Alloy steel for elevated temperaturesnut grade on request
X5CrNiMo17-12-2EN 10269Stainless · 1.4401nut grade on request
Datasheets

Dimensions per standard.

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

DIN 931 · PDFDIN 933 · PDFASME B18.2.1 · PDFDIN 6914 · PDF
Also in this family

Socket screws and special heads.

01Socket head cap screwsDIN 912 / ISO 4762, DIN 7991 and ASME B18.3 – configure them on their own page →
0212-point screwsMetric 12-point flange head screws to ASME B18.2.5M – configure them on their own page →
Industries

Where these parts work.

Oil & gasPetrochemicalsOffshore windDefence
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