Tianjin Jinsheng Ruida Business Co., Ltd supply various kinds of Welded steel pipe

The types of Welded steel pipe in our company:
Electronic Resistance Welded (ERW)carbon steel pipe,
Electronic Fusion Welded (EFW)carbon steel pipe,
and Double Submerged Arc Welded (DSAW) carbon steel pipe,
 along with their respective flanges and fittings.

Sizes:
Outside: 3/4 " Nominal to 60"
Wall Thickness: SCH10 to SCH 160

Specifications & Grades:
ASTM A53 / SA53 Welded-Grade A & B
API Spec 5L Welded - Grades A & B (X42, X46, X52, X56, X60, X65, X70, X80 and above)
ASTM A671: Grade CB60  CB65  CB70  CC60  CC65  CC70  CD70  CD80  CF65  CF70
ASTM A672: Grade A45 A50  A55  B55  B60  B65  B70  C55  C60  C65  C70  D70  D80  E55 E60
ASTM A691: Grade CM-65 / CM-70 / CM-75 / CMSH-70 / CMS-75 / CMSH-80 / 1/2CR / 1CR /
           1 1/4CR   2 1/4CR 3CR 5CR 9CR 91
ASTM A214
ASTM A333
ASTM A334
ASTM A358
ASTM A381
ASTM A442
ASTM A423
ASTM A500
ASTM A501
ASTM A539
ASTM A556
ASTM A587
ASTM A589
ASTM A618
ASTM A714

Application: construction industry, structural elements, combination walls, casings or as water transportation, piping transportation etc.

Any questions, pls feel free to contact me, I will reply you via email, telephone, skype, msn or tlak online etc. within 24 hours.