On this page 6 sections
What ASTM A193 covers
Standard at a glance
- Standard
- ASTM A193 / ASME SA193
- Issued by
- ASTM
- Product form
- Bolts
- Grades on site
- 5
Bolting materials (studs, bolts, threaded rod) in alloy steel (B7, B7M, B16) and stainless steel (B8, B8M and others) for pressure vessels, valves, flanges and fittings.
Key requirements
- Heat treatment by grade
- Tension and hardness tests
- Grade marking on each piece
- Matched with A194 nuts
Summary for procurement guidance. Refer to the current edition of the standard for full requirements.
Grades supplied to ASTM A193
Ordering to ASTM A193
- State "ASTM A193" and the edition if your project requires it
- Grade / designation and product dimensions
- Supplementary requirements (tests, heat treatment, certification)
- Certificate type: EN 10204 3.1 or 3.2
Frequently asked questions
What does ASTM A193 cover?
Bolting materials (studs, bolts, threaded rod) in alloy steel (B7, B7M, B16) and stainless steel (B8, B8M and others) for pressure vessels, valves, flanges and fittings.
Which grades are covered by ASTM A193?
On this site: ASTM A193 B7 Stud Bolts, ASTM A193 B7M Stud Bolts, ASTM A193 B16 Stud Bolts, ASTM A193 B8 Stud Bolts, ASTM A193 B8M Stud Bolts.
Do you supply material certified to ASTM A193?
Yes. Material is supplied to ASTM A193 with EN 10204 3.1 certificates (3.2 on request), where the mill certifies to it.
Is ASME SAA193 the same as ASTM A193?
ASME adopts many ASTM material specifications into Section II with an "S" prefix (for example SA-193). The adopted text is identical or includes stated modifications, and dual-certified material meets both.