ASTM A789 S32750

ASTM A 789 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 particular emphasis on resistance to stress corrosion cracking.  These steels are susceptible to embrittlement…

ASTM A790 S32205

ASTM A 790 Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe This specification covers seamless and straight-seam welded ferritic/austenitic steel pipe intended for general corrosive service, with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures. UNS number: S32205 (Ferritic/Austenitic steel) Ordering Information Orders for…

ASTM A790 S31803

ASTM A 790 Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe This specification covers seamless and straight-seam welded ferritic/austenitic steel pipe intended for general corrosive service, with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures. UNS number: S31803 (Ferritic/Austenitic steel) Ordering Information Orders for…

Do you need heat treatment service in China?

In May 2020, we opened a heat treatment plant, which mainly serves the local flange & fitting factories. In our city, there are many small factories. They make flanges and pipe fittings, but they don’t have heat treatment equipment. We have four trolley type resistance furnaces with internal diameters of 1) 4000mm×2000mm×1850mm, 2) 4000mm×1400mm×1200mm, 3)…

ASTM A519 4130 Pipes and fittings

Product Name: Seamless steel pipes and fittings Material & Grade: A519 4130 Size: 3″, OD=88.9mm Thickness: XXS(15.24mm) Ends: Bevel Heat Treatment: Quenched and Tempered (Q+T) Manufacture Standard: ASTM A519 & ASME B16.9 LFPCO has our own chemical analysis and mechanics test lab. We can also independently complete non-destructive testing such as X-ray and ultrasonic testing.…

Fixed Tube Sheet, Welded Tube Sheet, Stainless Steel Tube Sheet, Forged Tube Sheet for Pressure Vessels

The following stainless steel tube sheet is produced by our factory for a domestic pressure vessel manufacturer, the material is austenitic stainless steel S30403. Outside diameter of the largest tube sheet is 2495mm, thickness is 75mm, quantity is 4 pieces. Manufacturing standard is Chinese standard NB/T 47010-2017 stainless steel forgings for pressure equipment. All the…

Steel piping filter welding, ASME B31.3 pressure piping factory prefabrication, piping flange pipe fittings factory integral welding

This batch of filters is a complete set of ASME B31.3 piping equipment, manufactured by our factory in accordance with the customer’s design drawings. Nominal size is DN600, total length is 2974mm, and the piping transmission medium is oil, gas and water containing H2S and CO2. Design pressure is 3.4MPa, hydraulic test pressure is 5.1MPa.…

Nickel Alloy SB-564 UNS N08810 Seamless Butt Welding Reducer

Nickel Base Alloy SB-564 UNS N08810 Seamless Butt Welding Reducer made according to the customer’s drawing. Our company provided the 3D and plan graphs for customer’s confirmation. Product Name: Nickel Base Alloy Seamless Butt Welding Reducer Material: N08810（also called 800H, Chinese Standard Grade NS1102） Specification: ID 500 to 155，thickness 50mm, height 690mm Quantity: 1pc Heat Treatment:…