Yantai Qingzhou Steel Pipe Sales Co., Ltd. is specialized in OCTG and other seamless steel pipe. It'located in Yantai, a beautiful seaside city with convenient communications.
Our company can supply carbon and alloy steel pipes with high quality and good service. The products are produced according to international advanced standards such as API, ASTM(ASME),DIN, GB, JIS etc. The size covers from 1/4' to 24'(OD from 13.7mm to 609.6mm), wall-thickness from Sch20 to Sch160,XXS, and length up to 40?
Our major products,
⊕ OCTG
⊕ Seamless Steel Pipes for Structure and Transport Purpose
⊕ Seamless Steel Pipes for Low and Medium Pressure Boiler
⊕ Seamless Steel Pipes for High Pressure Boiler
⊕ Seamless Steel Pipes for High-Temperature Service
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API SPEC 5L (PSL1&PSL2) 
