| Product | Welded steel pipe |
| Standard | China | GB/T8162/T8163 GB5310/6579/9948/YB235-70 |
| U.S.A. | ASTMA53/A106/A178/A179/A192/A210/A213/A333/A335/A283/A135/A214/31 5/A500/A501/A519/A161/A334;API5L/5CT |
| Japan | JISG3452/G3454/G3456/G3457/G3458/G3460/3461/3462/3464 |
| German | DIN 1626/17175/1629-4/2448/2391/17200 SEW680 |
| Russia | GOST8732/8731/3183 |
| Material andGrade | China | 10#,20#,35#,45#、20cr、40cr,16Mn(Q345A、B、C、D),20G,15M0G, 15CrMo,30CrM0,42Crmo,27SiMn, 20CrMo |
| U.S.A. | Gr.B/Gr.A/A179/A192/A-1/T11/T12/T22/P1/FP1/T5/4140/4130,J55、L80、 N80、P110 |
| Japan | STPG38,STB30,STS38,STB33,STB42,STS49,STBA23,STPA25,STPA23 |
| German | ST33,ST37,ST35,ST35.8,ST45,ST52,15M03,13CrMo44,1.0309,1.0305,1.0405 |
| Russia | 10,20,35,45,20X |
| Out Diameter | 10-1000mm OR customization |
| Wall Thickness | 0.25-100mm OR customization |
| Length | 1-12m OR customization |
| Protection | Plastic caps |
| Pipe ends | plain, beveled, threaded, socket with holes, with PVC clap/ coupling/ clamp or as customers' requirement |
| Technique | Hot Rolled/Cold Rolled/Cold Drawn |
| Packing terms | Labeled and bundled together with steel strip |
| QualityCertificate | ISO, APl,SGS,BV,CSS, Mill Test Certificate |
| Application | liquid delivery (pump well,gas, water),construction pipe, structuralpipe(greenhouse structure, fence post), boiler pipe(Resistance to high pressure)Oil casing (Drilling for oil)Precisiontube(Machine parts) |