we are butt welding pipe fitting manufacturer from China.
Below please let me have the honor to introduce our factory:
We are a professional producer and exporter of pipe fittings. Founded in 1998, our company covers an area of 56,880 square meters. We are located in the "tube city" of Mengcun County, Hebei Province, 150km away from Tianjin Port, enjoying convenient transportation networks.
Our products details is as below: 
Seamless pipes
Butt welding Fittings: Elbow-Long, Short radius(45,90&180 degrees), Tee-Equal & Reducing Tee, Reducers-concentric & eccentric reducers, Cap
size:1/2''-48'' DN15-DN1200
Features
Butt weld Fittings
Standard: GB/ASTM/ASME/DIN/JIS
ASTM B16.9/B 16.28, JIS B2311/2312/2313, DIN2605/2615/2616/2617
(1)    ANSI B 16.9/B 16.28, ASTM A234-WPB
(2)    JIS 2311/2312/2313 SGP
(3)    DIN2605, DIN2615,DIN2616, DIN2617
Material: 10#,20#, Q235,20G,16Mn, astm a234, astm a105
Wall Thickness: Sch10 to Sch160, XS, XXS, STD
Structure: Seamless/Welded
Application Range: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc.
Our principle is: high quality products with reasonable price, good reputation with perfect service. 

We wish to establish a long term business relationship with you. If you are interested in our products, please feel free to contact me.
Looking forward to hearing from you!
With thanks and best regards!
Ellen Qi
Sale Department