our company majors in producing and selling pipe fittings and forging steel flanges. details as follows: products: butt-weld pipe fitting ,for example elbows,tees,reducers,caps flanges ,bends. sizes: 1/2”---48” material:carbon steel. standard:ansi, din, jis, bs,uni hope that we can cooperate happily. hope to receive your response as soon as possible.