Suns Steel International Trading Limited

Welded Line pipe Standard: ASTM A53, API 5L, ISO3183 Steel grade: Gr.B/C, X42, X46, X52, X60, X70, X80, 20# etc.

Standard: API 5CT, API 5B for tubing, casing, coupling and pup joint, API 5D, API 7 for drill pipe. Production methods: Hot-rolled, ERW, etc.

Steel Pipe: Standard: ASTM A106/ A53, API 5L, ISO3183, DIN1629, JIS G3464, GB/T 8163; Steel grade: Gr.B/C, X42, X46, X52, X60, X70, 20# etc.

Standard: ASTM A335, ASME SA106, SA192, SA210, SA333, SA335, SA213, DIN 1715, EN 10216, GB 5130, GB 3087, etc. Steel grade: P5, P11, P12, P22, P91,

Mechanical tube ; Standard: ASTM 512/519, JIS G3445, DIN2391/2393 for SMLS tube, A513, DIN2394 for welded pipe use,

Standard: ASTM A179 A433, ASME SA179, SA433 for SMLS tube, ASTM A587-92, A178, A214, BS3059 Part1 for Welded pipe.

Ductile Iron pipe and fittings Standard: ISO 2531, EN545. Joint type: T-type, K-type. Size range: O.D from DN80mm to DN2400, Class K7, K8, K9, K12.

Standard: ASTM A252/A500/A53, API 5L, JISG3466, DIN1629, EN10210, GB8162 etc. Steel grade: Gr. A/B, STKR400/490, ST37/45, S235/S275/S355, Q195/Q235,

Piling pipe Standard: ASTM A252. Steel grade: Gr.A/B; Size range: O.D from 8" to 80", W.T from 0.196" to 7.09".

Standard: ASTM A213/A312/A269/A789/A790, JIS G3459/3463, DIN17458/17455 etc. Steel grade: TP201/304/304L/321/316/316L etc.

Standard: customized. Steel grade: Q 345, Q235, ST52, API 5L B, ASTM A500 B; Size range: O.D from 3" to 20", customized.