Stick Welding Electrode Classification Reference
Selected Lincoln Electric stick electrode classifications, polarity, and maker-listed current ranges.
Engineering
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Twist Drill Feed Rate by Diameter: Kennametal HP Beyond
Kennametal HP Beyond through-coolant 3×D solid-carbide drill feed ranges for selected steel diameters.
Compression Spring Stress Correction Factors
Calculated Wahl correction factors for selected compression-spring indices, with the equation and limits.
Stainless Steel Milling Speeds and Feeds: Haas HEPM
Haas HEPM six-flute end-mill starting values for ISO 13 stainless steel, by tool diameter.
Uddeholm Formvar Tempering Temperature and Hardness
Manufacturer tempering temperatures and hardness ranges for Uddeholm Formvar hot-work tool steel.
Water Density by Temperature
NIST air-free liquid-water density values at 0.1 MPa from 0°C through 40°C.
Gear Inspection Measuring Wire Diameters
Selected standard wire sizes for shop-floor measurement of 20° external spur gear tooth thickness.
Hollow vs Solid Shaft Strength and Weight
Geometry-based hollow-shaft mass and stiffness ratios at equal outside diameter.
MIG Welding Parameter Reference
Miller solid-wire steel starting ranges for amperage and wire-feed speed by wire diameter.
Carbon Steel Milling Speeds and Feeds
Kennametal starting values for selected short 3-flute carbide end mills machining lower-hardness carbon and alloy steels.