Lightly oiled, hot dip galvanized, Electro galvanized, Black
Tolerence of OD
Available according to customer’s requirements and quantity.
Terms of Trade
FOB, CFR, CIF ect.
15-30 days after receive your deposits.
Our products can be packed in bulk, pvc bag; Containers
we also can packageas customers requirements
Construction, machinery manufacturing, steel construction project, shipbuilding, solar power stents, steel structure engineering, electrical engineering, power plant, agricultural and chemical machinery, airport, boiler construction, highway railing, housing construction etc.
First of all, our company invested RMB120 million and RMB50 million respectively in introducing domestic advanced high frequency welding square and rectangle pipe production line and straight seam submerged arc welding pipe production line.
Secondly, the forming method of square and rectangle pipes is ERW, using high quality rolled plate and the reinspection is not qualified after slitting or coil automatic forming and welding, computer control the best amalgamation in temperature a...