Longma sells hundreds of thousands of tons of steel pipes every year.
Quality is the fundamental reason for our success.
ERW/EFW steel pipe
Out Diameter: 60.3-660.4mm(2″-26″) Wall Thickness: 4-25mm Length: 3-18 meters
Standard: API 5L(ISO 3183) PSL1/PSL2:GR.B-X80; ASTM A53:GR.A/B; ASTM A500: GR.A/B; ASTM A252: GR.1/2/3′ EN10210/EN10219: S235/S275/S355JRH/J0H/J2H; AS/NZS 1163-2016: C250/C250L0, C350/C350L0, C450/C450L0.
