Non-Corrosion Resisting Steel 4 S28
Technical Data Sheet
| Chemical Composition Limits | |||||||
| Weight% | C | Si | Mn | P+S max | Cr | Mo | Ni |
| 4S28 | 0.26-0.34 | 0.10-0.35 | 0.45-0.70 | P 0.025 S 0.020 |
1.10-1.40 | 0.20-0.35 | 3.90-4.30 |
| Chemically similar British Specifications BS.970 Pt2 | |||||||
| Weight% | C | Si | Mn | P+S max | Cr | Mo | Ni |
| 835M30 | 0.26-0.34 | 0.10-0.35 | 0.45-0.75 | P 0.025-0.050 S 0.025-0.040 |
1.10-1.40 | 0.20-0.35 | 3.90-4.30 |
| EN30B | 0.26-0.34 | 0.10-0.35 | 0.40-0.60 | - | - | 0.20-0.40 | 3.90-4.30 |
| Other Chemically similar Specifications | |||||||
| Weight% | C | Si | Mn | P+S max | Cr | Mo | Ni |
| AFNOR 30NCD16 | 0.25-0.35 | 0.10-0.40 | 0.20-0.55 | P 0.030 S 0.025 |
1.20-1.50 | 0.40-0.60 | 3.70-4.30 |
| AFNOR 35NCD16 | 0.03-0.37 | 0.10-0.40 | 0.30-0.60 | P 0.030 S 0.025 |
1.60-2.00 | 0.30-0.50 | 3.70-4.20 |
| WS 1.2766 NiCrMo16 |
0.32-0.38 | 0.15-0.30 | 0.40-0.60 | 0.035 max | 1.20-1.50 | 0.20-0.40 | 3.80-4.30 |
Typical Mechanical Properties
| Grade | Treatment | Tensile Strength Rm (tonf/in²) | Proof Stress Rp 0.2, (tonf/in²) | Elongation in 5.65 √Cross Sectional Area % | Hardness HB | Ruling Section |
| S28 | Solution Annealed | - | - | - | 285 max | 2 1/2" |
| S28 | Hardened and Tempered | 100 | 73 | 8 | 444 | 2 1/2" |
Availability
Alloy S28 is available in Bar. For all stock availability contact Sales.
Customer Reviews - What Customers Say About Us!
"Just wanted to say thanks for your efforts and updates"
"I always try you as you often keep stock that can't be found elsewhere"
"Prompt answer & knowledge of available material, timescale & price within a good time"
"Packaging is superb"
"Thank you for your quick response"
| CLICK HERE TO VIEW OUR BROCHURE |
Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.
