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SAE B 30 70C Details
SAE B 30 70C Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | B 30 70C | Precipitation-Hardening | USA - SAE , B 30 (2012) - Standard Specification for Copper Alloys in Ingot Form |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.15 | ||
| Si | - | 1.00 | ||
| Mn | 3.75 | 4.75 | ||
| P | - | 0.045 | ||
| S | - | 0.03 | ||
| Ni | 9.00 | 10.50 | ||
| Cr | 19.00 | 22.00 | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | - | - | ||
| N | - | - | ||
| Mo | - | - | ||
| V | - | - |
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 718 (≥) | 263 (≥) | 44 | 44 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 212 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 461 (≥) | 264 (≥) | 21 | 11 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 223 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 724 | 761 | 946 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| A 307 Grade A | SAE | USA | Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength |
| A 307 Grade B | SAE | USA | Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength |
| A 307 Grade C | SAE | USA | Carbon Steel Bolts and Studs, 60 000 PSI Tensile Strength |
| A 958 Grade SC 1030 Class 70/36 | SAE | USA | Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades |
| A 958 Grade SC 4130 Class 70/36 | SAE | USA | Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades |
| A 958 Grade SC 4330 Class 70/36 | SAE | USA | Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades |
| A 958 Grade SC 8630 Class 70/36 | SAE | USA | Standard Specification for Steel Castings, Carbon and Alloy, with Tensile Requirements, Chemical Requirements Similar to Standard Wrought Grades |
| B 30 70C | SAE | USA | Standard Specification for Copper Alloys in Ingot Form |
| B 30 72C | SAE | USA | Standard Specification for Copper Alloys in Ingot Form |
| B 30 7A | SAE | USA | Standard Specification for Copper Alloys in Ingot Form |
| B 774 307-323 | SAE | USA | Low Melting Point Alloys |
| B860 Z30750 | SAE | USA | Zinc Master Alloys for Use in Hot Dip Galvanizing |
| E 307 | AMS | USA | Stainless Steel Electrodes for Shielded Metal Arc Welding |
| E 307 | International | USA | Stainless Steel Electrodes for Shielded Metal Arc Welding |
| E307T | AMS | USA | Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding |
| E307T | International | USA | Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding |
| E307T0-3 | AMS | USA | Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding |
| E307T0-3 | International | USA | Stainless Steel Electrodes for Flux Cored Arc Welding and Stainless Steel Flux Cored Rods for Gas Tungsten Arc Welding |
| ER 307 | AMS | USA | Bare Stainless Steel Welding Electrodes and Rods |
| ER 307 | International | USA | Bare Stainless Steel Welding Electrodes and Rods |
