ASTM A135 ERW Black Steel Pipe
ERW steel pipe is formed by rolling strip and welding the seam, with tighter dimensional tolerances and less weight. The weld seam
is heat treated after welding that no untempered martensite remains, and the weld flash can be removed from both inner and outer
surfaces.
ASTM A135 is an ASTM specification special for ERW pipe which is intended for conveying gas, vapor, water or other liquids, also
could be adapted for flanging and bending.
- Certificate: UL listed/ FM approved
- Standard: ASTM A135, Type E, Grade B
- Diameter:1/2"~10"
- Dimension: Sch10/ Sch40 as ASME B36.10M
- Application: Fire main pipe, fire pump pipe, fire standpipe, fire sprinkler branch pipe
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