1) Name: API 5L seamless steel line pipe
2) Steel grade: PSL 1 GR.B, X42, X52, X56,
PSL 2 GR.B, X42, X52, X56,
3) Offer Size: O.D: 10.3mm-219.1mm W.T: 1.24mm-20.62mm L: ....

1) Name: ASTM A213 Seamless ferrite and austenitized alloy steel tube
2) Steel Grade: T11, T12, T22, Other grade is also negotiable.
3) Offer Size: O.D: 10mm-127mm W.T: 1mm-12mm....

1) Name: ASTM 192 seamless carbon steel boiler tube for high pressure tubes
2) Steel Grade: SA192 etc. Other grade is also negotiable
3) Offer Size: O.D: 12mm-168.3mm W.T: 2mm....

1) Name: ASTM A210 Medium Carbon Boilera and super Steel tube
2) Steel grade: A1, C
3) Offer Size: O.D: 12mm-114.3mm W.T: 1mm-12mm L: max 9000mm
4) Surface treatment: Oil-dip....

1) Name: API 5CT Seamless casing steel tube
2) Steel Grade: J55, K55, N80 ect
3) Thread Type: BTC, STC, LTC
4) Offer Size: O.D: 114.3mm-406.4mm W.T: 5.21mm-16.6mm L: R2, R3....

1) Name : ASTM A179 Seamless cold drawn steel tube for heat exchanger and condenser
2) Steel grade: SA179 etc. Other grade is also negotiable
3) Offer Size: O.D: 6mm-76.2mm W.T: ....

1) Name: ASTM A106 seamless Carbon steel tube
2) Steel grade: GR.A, GR.B, GR.C
3) Offer Size: O.D: 10.3mm-168.3mm W.T: 1.24mm-19.05mm L( max) : 16000mm
4) Surface: Paint black, ....