Model:API 7-1, NS-1
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Dimension
- Size: 6” blade up to 42” blade
Types:
- Forging stabilizer blank,
- Forging stabilizer blank with spirals
Specifications
- Surface:
- Outer Diameter (tolerance -0/+2 mm)
- Inner Diameter (tolerance -0/+1)
- UT-test
- Q+T
Steel grades
- AISI 4145 H modified alloy steel, full length heat treated, with chemical analysis and mechanical properties which conform to the requirements of API 7-1 (latest edition) & NS-1
Chemical Composition | ||||||||||
Designation | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | Al |
4145H(MOD) | 0.42- | 0.15- | 1.00- | Max. | Max. | 1.20- | 0.30- | Max. | Max. | Max. |


