ASTM B434
This specification covers nickel-molybdenumchromium- iron alloys (UNS N10003 and UNS N10242)* plate, sheet, and strip for use in general corrosive service.This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to become familiar with all hazards including those identified in the appropriate Material Safety Data Sheet (MSDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.
Chemical Properties
| UNS Designation | Chromium | Iron, max | Carbon | Silicon, max | Cobalt, max | Manganese, max | Tungsten, max | Vanadium, max | Molybdenum | Phosphorus, max | Sulfur, max | Aluminum plus titanium, max | Copper, max | Boron, max | Nickel | Aluminum, max |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N10242 | 7.0-9.0 | 2.0 | 0.03 max | 0.80 | 1.00 | 0.80 | - | - | 24.0-26.0 | 0.030 | 0.015 | - | 0.50 | 0.006 | remainder | 0.50 |
| N10003 | 6.0-8.0 | 5.0 | 0.04-0.08 | 1.00 | 0.20 | 1.00 | 0.50 | 0.50 | 15.0-18.0 | 0.015 | 0.020 | 0.50 | 0.35 | 0.010 | remainder | - |
Mechanical Properties
| UNS Designation | Tensile Strength, min ksi(MPa) |
Yield Strength (0.2 % Offset), min, ksi [MPa] |
Elongation in 2 in. (50.8 mm) or 4DA min, % |
|---|---|---|---|
| N10003 | 100 (690) | 40 (280) | 40 |
| N10242 | 105 (725) | 45 (310) | 40 |
