ASTM A350 – Forgings, Carbon and Low-Alloy Steel, Requiring Notch Toughness Testing for Piping Components Grade: LF2 Chemical Compositions (max, %) C: 0.30 Mn: 0.60-1.35 P: 0.035 S: 0.040 A Si: 0.15-0.30 Ni: 0.40 B Cr: 0.30 B,C Mo: 0.12 B,C Cu: 0.4 B Nb: 0.02 C V: 0.08 A When vacuum carbon-deoxidation is required by…
ASTM A194 Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both Grade Symbol: 2H Material: Carbon Chemical Requirements (Composition, %) C: ≥0.40 Mn: 1.00 P: ≤0.040 S: ≤0.050 Si: 0.40 Hardness Requirements Type Brinell Hardness Rockwell Hardness to 1-1/2 in. or…
ASME SA-210 SPECIFICATION FOR SEAMLESS MEDIUM-CARBON STEEL BOILER AND SUPERHEATER TUBES Chemical Composition （max. %） Element Grade A-1 Grade C C 0.27 0.35 Mn 0.93 0.29-1.06 P 0.035 0.035 S 0.035 0.035 Si ≥0.10 0.10 For each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% manganese above the specified maximum will…
SA 266 Specification for carbon steel forgings for pressure vessel components. Chemical requirements ELEMENTS COMPOSITION, ％ Grade 1 & 2 Grade 3 Grade 4 C 0.30 0.35 0.30 Mn 0.40-1.05 0.80-1.35 0.80-1.35 P 0.025 0.025 0.025 S 0.025 0.025 0.025 Si 0.15-0.35 0.35 0.15-0.35 Mechanical properties Grade 1 Grade 2 & 4…
ASTM A420 Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service Grade: WPL6 Chemical Requirements Composition, % C: 0.30 Mn: 0.50-1.35 P: 0.035 S: 0.040 Si: 0.15-0.40 Ni: 0.40 Cr: 0.30 Mo: 0.12 Cu: 0.40 Cb: 0.02 V: 0.08 *By agreement, the limit for Columbium may be increased…
ASTM F468 Standard Specification for Nonferrous Bolts, Hex Cap Screws, Socket Head Cap Screws, and Studs for General Use Grade: F468HF UNS Designation Number: N04400 Alloy number: 400 General Name: Ni-Cu Class A Chemical Requirements (Composition, %) C: 0.30 Cu: balance Fe: 2.5 Mn: 2.0 Ni: 63.0-70.0 Si: 0.5 S: 0.024 A Elements shown as…
ASTM A193 Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service Grade: B8 — Austenitic Steels/S 30400 (304) Chemical Requirements (Max. Composition, percent) C: 0.08 Mn: 2.00 P: 0.035 S: 0.040 Si: 1.00 Cr: 18.0-20.0 Ni: 8.0-11.0 Mechanical Requirements —Metric Products Class Diameter, [mm] Tensile Strength, min,MPa Yield Strength, min, 0.2…
ASTM A193 Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service Grade: B16 — Ferritic Steels / Chromium-Molybdenum-Vanadium Chemical Requirements (Composition, percent) C: 0.36-0.47 Mn: 0.45-0.70 P: ≤0.035 S: ≤0.040 Si: 0.15-0.35 Cr: 0.80-1.15 Mo: 0.50-0.65 V: 0.25-0.35 Al: ≤0.015 (Total of soluble and insoluble) Mechanical Requirements —Metric Products Diameter, [mm] Tensile Strength,…
ASTM A193 Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service Grade: B7 — Ferritic Steels / Chromium-Molybdenum Chemical Requirements (Composition, percent) C: 0.38-0.48 Mn: 0.75-1.00 P: ≤0.035 S: ≤0.040 Si: 0.15-0.35 Cr: 0.80-1.10 Mo: 0.15-0.25 *For bar sizes over 3-1/2 in. [90 mm], inclusive, the carbon content may be 0.50 %, max.…
ASTM A216 Steel Castings, Carbon, Suitable for Fusion Welding, for High-Temperature Service ASTM A216 covers carbon steel castings for valves, flanges, fittings, or other pressure-containing parts for high temperature service and of quality suitable for assembly with other castings or wrought-steel parts by fusion welding. Three grades, WCA, WCB, and WCC, are covered in this specification. Selection…