1) Types: seamless and butt-welded, socket, threaded elbows 2) Size: 1/2"-48" DN15-DN1200 3) Wall Thickness: SCH5S-SCH160 XXS 4) Standard: ASME, ANSI, API, JIS, DIN, BS, ISO, ANSI, JIS, GB/T12459 GB/T13401, ASME B16.9, SH3408, SH3409, HG/T21635, HG/T21631, SY/T05010 5) Material: carbon steel, stainless steel, alloy steel 6) Uses: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc. 7) Special design available 8) Packing in wooden cases 9) Place of origin: China 10) Term of payment: T/T， L/C AT SIGHT Jacy Chu ys_lc at live dot cn