Standard：：GB3091-2015, BS1387-1985, ASTM A500 GRADE A,B,C, ASTM A795、 ISO65 、ASTM A53、STK400

Grade ：Q235B,Q345B,SS400, S235JR ASTM A500 GRADE A,B,C 

Thickness ：2.0mm-10.0mm

Section Shape：Circular

Place of Origin ： Hebei  Province

Outer Diameter：21.3mm-219mm

Technique：ERW

Certification ：ISO、CE、SRIM、

Application:  GAS TRANSFER, fire-fighting water transfer

Surface Treatment:  hot dipped galvanized/ OILED / BLACK PAINTING /lacquer

End finished:  BS / ANSI /GB standard threaded with or without couple

Packaging&Deliver

Packaging Details:  Bulk，Bundle
Delivery Detail:  bulk or container.