WHY CHOOSE US

Our company sales ANSI ,ASME ,DIN ,JIS ,GOST,GB and other standards of steel pipe, flange, pipe fittings.We have a strong stock capacity, 3,000 tons per day, to ensure that each order is packaged and shipped on the same day.

We use good quality, preferential price, comprehensive product service. Provide pipeline equipment for domestic pipeline projects in China and other countries in the world.

WHO WE ARE

We are Cangzhou Sijin International Trading Co.,Ltd .Since 2018 be called SIJIN PIPING.

We are located in famous Cangzhou , professional Pipe, Fitting, Flange piping Zone

We are the Large diameter elbow stockist for seamless and welded,Size：8inch to 48inch .

We are manufacturer & stockist butt weld pipe fitting and steel flange .

Carbon Steel/Alloy Steel/ Stainless Steel

WHAT WE DO

Supply piping system products ,trying to be a good piping solution provider. Help customers solve their needs for Material.

Butt Weld Pipe Fittings Products:

Size : 1/8”NB TO 72”NB. (Seamless & 100% X-Ray Welded)

Elbow Long, Short Radius, 45, 90 & 180 Degrees

Tee& cross Equal & Reducing

Reducer CON&ECC

End Cap

Flanges Products: 

Weld neck Flanges (WNRF), Slip-on Flanges (SORF), Blind Flanges (BLRF), Lap Joint Flanges(SOLJ), Socket-weld Flanges (SWRF), Screwed (Threaded) Flanges, Long weld neck Flanges (LWNRF), Spectacle Blind Flanges, Spacer & Blind Flanges, Ring Type Joint Flanges (RTJ)

Size:  1/2″ (15 NB) to 48″ (1200NB)

Standards:  ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44

Pressure Ratings:  Class 150  to Class 2500 | PN6 to PN64 .

Coating/Surface Treatment: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

Value Added Services: CNC Machining, Customised Flanges

Piping Products

Seamless cold drawn precision tubes according to EN-10305-1(DIN2391)

Pipe Clamp DIN3567A / DIN 3015 

Alloy Pipe: A335 P11,P12,P22,P5,P9,A213T11,T12,T22,T5,T9,15CrMoG,12Cr1MoVG,34CrMo4

API 5L Pipeline： GRB,X42-X80,L245-L555

API 5CT Casing Tube：J55,K55,L80 etc

Low temperature steel pipe：A333Gr.6,16Mn,Q345B

Carbon steel pipe：A106Gr.B,A53G.rB,20#,20G,Q235B

Alloy Pipe fitting &Flange：A234 WPB WP11,WP12,WP22,WP5,WP9,WP91,WP92

Stainless steel pipe fitting：304,304L,316,316L,316Ti,321,904L etc

Low temperature pipe fitting：A420 WPL6,16Mn,Q345B

Standard Pipe Fitting &Flange：GB13401,GB12459、ASME/ANSI B16.9,B16.5,B16.11、GOST 12821,12820、JIS、BS、MS etc

Standard Steel Pipe:GB/t8162,GB/T8163,DIN17175,ASTM series,API 5L,API 5CT etc