On this page 6 sections
What ASTM B402 covers
Standard at a glance
- Standard
- ASTM B402 / ASME SB402
- Issued by
- ASTM
- Product form
- Plates
- Grades on site
- 2
Covers 90/10 (C70600) and 70/30 (C71500) copper-nickel plate and sheet for tube sheets, water boxes and seawater pressure vessels.
Key requirements
- Hot-rolled or annealed temper
- Tension test per lot
- Thickness tolerances
- Certification of chemistry including Fe and Mn
Summary for procurement guidance. Refer to the current edition of the standard for full requirements.
Grades supplied to ASTM B402
Ordering to ASTM B402
- State "ASTM B402" 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 B402 cover?
Covers 90/10 (C70600) and 70/30 (C71500) copper-nickel plate and sheet for tube sheets, water boxes and seawater pressure vessels.
Which grades are covered by ASTM B402?
On this site: Cupro-Nickel 90/10, Cupro-Nickel 70/30.
Do you supply material certified to ASTM B402?
Yes. Material is supplied to ASTM B402 with EN 10204 3.1 certificates (3.2 on request), where the mill certifies to it.
Is ASME SAB402 the same as ASTM B402?
ASME adopts many ASTM material specifications into Section II with an "S" prefix (for example SA-402). The adopted text is identical or includes stated modifications, and dual-certified material meets both.