astm a53 grade b erw steel pipe

Specifications 1.type:round,square,regtangle,seamless

2.size:10*10---100*100,20*30---100*150

3.standard:BS,JIS,GB,DIN,ASTM,API

  Specifications: 1.size:10*10-----100*100 2.length:6m 9m 12m or customized 3.treatmet:black,galvanized,copper coated,aluminum coated,cutting   4.Grade:10#, 20#, 45#, 16Mn, A53(A,B), A106(B,C),... 5.Standard:BS 1387, ASTM A106-2006, API 5L ,EN,JIS 6.Section  Shape:Square 7.Payment: TT or LC 8.Delivery time :30-45 days after receive prepayment or copy of LC   Product show:       Advantage: We are the spot supplier, Six huge warehouses which can hold 20,000 MT goods.It makes the cost lower than others,we can provide the competitive price for you. Delivery time: Normal sizes can be provided in 7days, the others should be ready in 30---45 days. Further treatment:  We can offer cutting,painting,drilling holes,bending,threading, welding,galvanization,packing etc.  Security interest:  We have already passed the ISO9001, BV and SGS authentication which makes the quality secured. Leading goods:  section steel:angles,channels,I-beam,H-beam; coils:cold/hot rolled coils,PPGI,galvanized coils,plate,checkered plate,cutting steel plate,steel strip; wire rod:steel wire,deformed wire,bar; pipe:seamless pipe,rectangular pipe,welded pipe,spiral welded pipe,pipe fittings; stainless steel:steel sheets,stainless steel strips,stainless bar,stainless tube; special:weathering steel,shipbuilding steel; construction steel:C-channel,Z-channel,T-bar,high speed divider plate,corrugated steel plate,steel grating.   If you are interested in any of the products we can provide, pls don't hesitate to connect with me. Looking forward to cooperate with you.      \