铸钢枪S550

Cast Cast Steel Shot: 1. Model: S550 2. Diameter: 1.7 mm 3. Material: Steel 4. Standard: SAE 5. Shape: Round 6. Place of Origin: China 7. Brand: Junhui Application: Surface rust removal, cleaning, and strengthening inCast iron, cast steel, forging, heat-treated pieces, steel plates, steel pipes, etc. SS-2.5 (S-780) SS-2.0 (S-660) SS-1.7 (S-550) SS-1.4 (S-460) SS-1.2 (S-390) SS-1.0 (S-330) SS-0.8 (S-280) SS-0.6 (S-230) SS-0.5 (S-170) SS-0.3 (S-110) SAE A P P L I C A T I O NS780S660Used for cleaning, derusting of large iron, steel, cast iron pipe, large forgings, heat-treated pieces and so on.S550S460Used for cleaning, strengthening, derusting and forming of large and medium-sized cast iron, cast steel, forging, heat-treated pieces, steel plates, steel pipes and so on.S390S330Used for cleaning, derusting aggrandizement, forming of medium and small-sized ductile iron, malleable iron and casting products, small thermal substandard goods, steel plates, steel pipes and pipe, steel and so on.S280Used for processing the small iron, casting products, small thermal substandard goods, aluminum, steel and copper alloy casting before plating them, which can strengthen the elasticity and toughness.S230S170S110Used for processing of stainless steel plate, sheet steel, alloy surface before coating, which can enhance the flexibility and tenacity. Main Tech Specifications of Cast Steel ShotIndexCast steel gritChemical Compostions　C0.85～1.20%Mn0.60～1.20%Si0.40～1.20%S≤0.05%P≤0.05%Average hardness（500gloading）Normal:40～50HRC (377～509HV)Special:52～56HRC (543～620HV)Special:56～60HRC (620～713HV)Hardness deviationMax deviation±3.0HRC,±40HVMetallography structureEven tempered martensite and dispersed carbonMin density（Alcohol replace testing)7.2g/cm3