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PRODUCTS
SUS904L不锈钢钢球
PRECISION BALLS
Type 904L is WULIAN YIHE STEEL BALL COMPANY most corrosion resistant stainless steel. The “L” stands for low carbon (0.030% or less). Type 904L is also an austenitic alloy. It combines nickel, chromium molybdenum and copper with iron for tremendous resistance to corrosion. AISI 904L ball applications include dispenser valves, finger pumps and spray pumps,
| AISI 904L | |||
| SIZE RANGE | 1.0 mm (.040″) up to 1″ | ||
| GRADES | 80, 100, 200 | ||
| CHEMICAL COMPOSTION | |||
| CHROMIUM | 19.0%-23.0% | ||
| CARBON | .020% MAX. | ||
| NICKEL | 23.0%-28.0% | ||
| MANANESE | 2.0% MAX. | ||
| PHOSHOROUS | .045% MAX. | ||
| SILICON | 4.0 % MAX. | ||
| MOLYZDENUM | 4.0 %-5% | ||
| COPPER | 1.0%-2.0% | ||
| FE | REMAINDER | ||
| MECHANICAL PROPERTIES | |||
| TENSILE STRENGTH | 83,000 PSI | ||
| YIELD STRENGTH | 40,000 PSI | ||
| ELONGATION IN TWO INCHES | 50% | ||
| REDUCTION IN AREA | 55% | ||
| MODULUS OF ELASTICITY | 28,100,000 PSI | ||
| DENSITY | .285 LBS./CU.IN. | ||
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