1. Goods name: Black welded pipes, ERW steel pipe 2. Size: 1/2"24" (OD21.3mm-610mm) 3. Wall thickness: SCH10, SCH20, SCH30, STD, SCH40, SCH60, SCH80, SCH100 SCH120, SCH160, XS, XXS or as per your request 4. Spec: API 5L PSL1,PSL2/A,B,X42,X46,X52,X56,X60,X65,X70 API5CT /H40,J55,K55 ASTM A53 /A,B ASTM A135 /A,B ASTM A252 /1,2,3 ASTM A500 /A,B,C ASTM A795 / A,B EN10219 / S235JRH,S275J0H,S275J2H,S355J0H,S355J2H EN10217-1 / P195TR2,P235TR2,P265TR2,, EN 10255,EN 39 JIS G 3444 / STK 290,STK400,STK490,STK500,STK540 JIS G 3452, JIS G 3454 / STPG370,STPG410,JIS G 3475 JIS A 5525 /SKK400,SKK490, BS1387,AS 1074 AS/NZS 1163 / C250,C250 LO,C350,C350LO,C450, C450 LO SANS 62-1, SANS 719 / A,B,C,D GB/T 9711,GB/T 6728, GB/T 9711,GB/T 19830,CSA G40.21, 5. With Certificates API5L, CE, CNAS, DNV, KR, ABS, ISO 9001:2008, ISO 14001 6. Surface Treatment Black paint, varnish, oil, galvanized, 3PE, FBE, anti-corrosion coated. 7. Pipe Ends Under 2 inch plain end. 2 inch and above Beveled. Plastic caps (small OD). Iron protector (large OD). 8. Marking Standard marking, or according to your request. Marking Method: Spray white paint 9. Pipe Length: 5.8m , 6m or 12m 10. Loose package; Packaged in bundles(1.5Ton Max); bundled pipes with two slings at the both end for easy loading and discharging; wooden cases; waterproof woven bag. 11. Test Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Inspection,hydraulic testing , X-ray Test. 12. Application liquid delivery,Structure pipe,construction, petroleum cracking,oil pipe,gas pipe 13.Our Advantages: 1) Reasonable price with excellent quality 2) Abundant stock and prompt delivery 3) Rich supply and 23 year manufacturing experience, sincere service 4) Reliable forwarder, 4-hours away from loading port.