ASTM A 53 GRADE B SCH 40 FOR LIGHT -WEIGHT FIRE PROTECTION PIPE
USD $780 - $780 /Ton
Min.Order:10 Tons
Tianjin Zhongfa Steel Pipe Co., Ltd
ASTM A 795 BLACK WELDED AND SEAMLESS STEEL PIPE FOR FIRE PROTECTION USE
ASTM A252 GR.2 Piling projects used SAWH/SSAW welded steel pipe
HSAW welded steel pipe with ASTM A252 GR.3 standard used for piles
Spiral submerged arc welded pipe used for water transportation project
API 5L SSAW Welded Spiral Steel Pipe manufacturer in Tianjin