ASTM A182 – Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High Temperature Service Grade: F53 (ferritic-austenitic stainless steel) UNS number： S32750 Chemical Requirements, % C: ≤0.030 Mn: ≤1.20 P: ≤0.035 S: ≤0.020 Si: ≤0.80 Cr: 24.0-26.0 Ni: 6.0... Read More

ASTM A182 – Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High Temperature Service Grade: F60 (ferritic-austenitic stainless steel) UNS number： S32205 Chemical Requirements, max，% C: ≤0.030 Mn:≤2.00 P: ≤0.030 S: ≤0.020 Si: ≤1.00 Cr: 22.0-23.0 Ni: ... Read More

ASTM A182 – Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High Temperature Service Grade: F51 (ferritic-austenitic stainless steel) UNS number： S31803 Chemical Requirements, max，% C: ≤0.030 Mn:≤2.00 P: ≤0.030 S: ≤0.020 Si: ≤1.00 Cr: 21.0-23.0 Ni: ... Read More

ASTM A 789 Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service UNS number: S31803 (Ferritic/Austenitic steel) Ordering Information Orders for product under this specification should include the following, as required, to describe the desired material adequately: 1 ... Read More

ASTM A789 Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service UNS number: S32205 (Ferritic/Austenitic steel) Ordering Information Orders for product under this specification should include the following, as required, to describe the desired material adequately: 1 ... Read More

S32205 of ASTM A276 – Stainless Steel Bars and Shapes Scope of ASTM A276 This specification covers hot-finished or cold-finished bars except bars for reforging (Note 1). It includes rounds,squares, and hexagons, and hot-rolled or extruded shapes, such as angles, tees, and channels in the more ... Read More

ASTM A789 Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service This specification covers grades of average wall thickness, or, if specified on the order, minimum wall thickness, of stainless steel tubing for services requiring general corrosion resistance, with ... Read More

ASTM A480/A480M General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip Ordering Information It is the responsibility of the purchaser to specify all requirements that are necessary for material ordered under this specification. Such requirements may include, ... Read More

We normally use A240 S32205 or S32750 steel plates to manufacture welded pipe fittings, and the thickness of the steel plates needs to be checked when purchasing. Then what is the thickness tolerance of the above two kinds of steel plates? This tolerance is derived from ASTM A480, see figure below: ... Read More

ASTM A815 Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings Class WP fittings are subdivided into four subclasses: Class WP-S fittings are those manufactured form seamless product by a seamless method of manufacture; Class WP-W fittings are those which contain ... Read More