CNS CNS 631Enquiry|Print this page
| Category | Type | Steel grade | Standard | Country | 
|---|---|---|---|---|
| Grades | Special Alloy | CNS 631 | CNS | China | 
Chemical composition%of the ladle analysis of gradeCNS 631
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Al(%) | 
|---|---|---|---|---|---|---|---|
| Max 0.09 | Max 1.00 | Max 1.00 | Max 0.040 | Max 0.030 | 16.00-18.00 | 6.50-7.75 | 0.75-1.50 | 
| 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) | 
|---|---|---|---|---|---|---|
| 316(≥) | 329(≥) | 31 | 13 | 34 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 243 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 794(≥) | 212(≥) | 14 | 31 | 23 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 322 | |
| Temp. °C/°F  | Creep strain limit (10000h) (Rp1,0)N/mm2  | Creep rupture strength (10000h) (Rp1,0)N/mm2  | |||||
| 366 | 774 | 464 | 
| 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 | 
|---|---|---|---|
| 0Cr17Ni7Al | CNS | China | Heat-resisting steel sheets and plates  | 
| 0Cr17Ni7Al | CNS | China | Heat-resisting steel sheets and plates  | 
| S63198 | CNS | China | Iron Base Superalloy  | 
| A 313 S17700 | CNS | China | Stainless Steel Spring Wire  | 
| A 564 S17700 | CNS | China | Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes  | 
| A 693 S17700 | CNS | China | Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip  | 
| A 705 S17700 | CNS | China | Age-Hardening Stainless Steel Forgings  | 
| S17700 | CNS | China | Precipitation Hardenable Chromium Nickel Aluminum Stainless Steel  | 
| SA-564 S17700 | CNS | China | Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes  | 
| SA-693 S17700 | CNS | China | Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip  | 
| SA-705 S17700 | CNS | China | Specification for Age-Hardening Stainless Steel Forgings  | 
| S63198 | CNS | China | Iron Base Superalloy  | 
| A 313 S17700 | CNS | China | Stainless Steel Spring Wire  | 
| A 564 S17700 | CNS | China | Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes  | 
| A 693 S17700 | CNS | China | Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip  | 
| A 705 S17700 | CNS | China | Age-Hardening Stainless Steel Forgings  | 
| S17700 | CNS | China | Precipitation Hardenable Chromium Nickel Aluminum Stainless Steel  | 
| SA-564 S17700 | CNS | China | Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes  | 
| SA-693 S17700 | CNS | China | Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip  | 
| SA-705 S17700 | CNS | China | Specification for Age-Hardening Stainless Steel Forgings  | 
Relevant products
CNS 631 Steel Stock
| Steel grade | Dimension | Shape | Unit | Quantity | Delivery state | Query | 
|---|---|---|---|---|---|---|
| 17-7PH / 631 Coil & Strip, Sheet Stock | 0.3-3.0*10-180mm | Coil or Strip | Kgs | 1236.22 | Cold-Rolled+Annealed | Enquiry | 

