... CE certificatescaffolding pipe, including ERW and Seamless, round and rectangular or square, aew according to standards ASTM A53, ASTM A106, ASTM ... EN10240, EN39(BS1139), DIN2440/DIN2444, JIS G3444, BS1387, DIN2394, DIN2395, or similar standards. According to buyer's request is available. SIZE ... furniture tube and so onCERTIFICATE: ISO9001, UL, FM, CE Sell all kinds of Scaffolding pipe for construction