BS 3293 Carbon steel pipe flanges —(Over 24 inches nominal size) —For the petroleum industry 1 Scope of BS 3293 BS 3293 Standard is a material and dimensional standard only and applies to forged carbon steel slip-on and welding neck flanges of nominal sizes 26 in and larger, for use in the petroleum industry. Drilling,…
ASTM A795 Black and Hot-Dipped Zinc-Coated (Galvanized) Welded and Seamless Steel Pipe for Fire Protection Use ASTM A795 covers black and hot-dipped galvanized welded and seamless steel pipe in sizes NPS 1/2 to NPS 10 inclusive, with wall thicknesses as given in Table 1 and Table 2. Pipe having other wall thicknesses may be furnished…
BS 3799: Steel pipe fittings, screwed and socket-welding for the petroleum industry This British Standard specifies requirements for forged carbon and alloy steel screwed and socket -welding fittings for use in the petroleum and petrochemical industry. Screwed fittings specified in this standard are intended for assembly with pipe threaded in accordance with API Std. 5B…
Minimum thickness of 3 layer polyethylene coating DIN 30670 – Polyethylene coatings for steel pipes and fittings Nominal size of pipe Minimum thickness of normal coating, in mm Up to DN100 1.8 Over DN100 up to DN250 2.0 Over DN250 up to below DN500 2.2 From DN500 up to below DN800 2.5 From DN800 3.0…
Description of order Neoprene phenolic gasket kit, NE+PH+MYLAR+PH+ZPS AS2129 4″ TABLE E Quantity： 2 sets Date of order: 03/01/2018 Date of delivery: 03/08/2018
Description of ASTM F468HF (alloy 400) bolts 5-8″ X 11 UNRC STUD X 4″ LONG (ETE), HEAVY HEX BOLTS AND STUDS SHALL BE CONSTRUCTED OF MONEL 400 (CLASS A) PER ASTM F468,HOT FORMED, WITH A SPECIFIED MINIMUM YIELDSTRENGTH OF 30,000 PSI (207 N/MM2), MINIMUM ELONGATION OF 29%, AND A HARDNESS BETWEEN 60 TO95 HRB, STUD…
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 & 2 Grade 3…
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.…
