ASTM A193/A194 Stud Bolt Assembly

ASTM A193 B7 / A194 2H

ASTM A193/A194 Stud Bolt Assembly

Specifications

standardASTM A193 B7 / A194 2H
diameter1/2"–4"
gradeB7 / B16
material42CrMo (AISI 4140)
threadUNC / 8UN
finishZinc Plated / HDG / PTFE Coated
MOQ100 sets
customAvailable
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Available Sizes

1/2"5/8"3/4"1"1-1/4"1-1/2"2"2-1/2"3"4"

Materials

42CrMo (AISI 4140)35CrMo (AISI 4135)B8 (SS304)

Surface Treatment

Zinc PlatedHot Dip GalvanizedPTFE CoatedXylan Coated

Applications

Oil & GasPressure VesselsPetrochemicalPower Plants

Mechanical Properties

B7 (Min 125 ksi)B16 (Min 110 ksi at high temp)

Before You Order

Made to Your Drawing

Specify head shape, drive, thread, material and finish. We review the drawing and manufacturing requirements before quotation.

Factory Bulk Orders

For OEM assembly lines and repeat production orders. Share batch quantity, annual demand, inspection requirements and delivery schedule.

Order quantity, sample arrangements, inspection and delivery schedule are agreed for each project.

More guides

42CrMo Alloy Steel: Properties and Applications in Fastener Manufacturing

Specify the material standard, heat-treatment condition and finished-fastener requirements when sourcing chromium-molybdenum steel fasteners.

Custom Fastener RFQ Checklist for Factory Bulk Orders

Prepare drawings, acceptance requirements and delivery information so a custom fastener enquiry can be reviewed efficiently.

Request a Quote

Specify your requirement

Your selections will be carried into the RFQ form.